meth

Method of fabricating a fiber

Provided are fiber fabrication method and the fiber fabricated thereby. In this method, different monomer solutions are electrospun through nozzles whose outlets are stuck to each other and simultaneously interfacially polymerized to form a polymer fiber without a complicated process of preparing a polymer solution. Therefore, a polymer fiber can be simply prepared.




meth

Handle for container, handle-equipped container, and method for manufacturing handle and container

The present invention provides a handle for a container, a handle-equipped container, and a method for manufacturing same. It is accordingly possible to provide a container that has a cross-sectional shape that is substantially quadrangular and allows for exceptional storability, has favorable blow-molding properties, presents none of a variety of anomalies in the container and the handle, and has adequate strength to withstand drop impact.




meth

Method for producing a plastic article and blow mould for carrying out the method

The invention relates to a method for producing a plastics material article, said method including the extruding of a tube-shaped parison and the re-forming of the parison into a hollow body within a blow mold by applying differential pressure. The method includes initially a first expanding and partial shaping of the parison with the blow mold not completely closed. Then at least one opening is provided on the circumference of the pre-expanded parison. In a further step at least one part to be built-in is introduced through the opening into the interior of the partially shaped plastics material article. In a final step the blow mold is closed completely and the blow molding of the plastics material article is completed.




meth

Imprinting apparatus and method therefor

There is provided an imprinting apparatus that transfers a pattern of a mold to a resin on a substrate, the imprinting apparatus including a deposition mechanism configured to deposit the resin onto the substrate; a first driving mechanism configured to change a relative position, on a plane parallel to the surface of the substrate, of the substrate and the mold; a second driving mechanism configured to change the relative position, on a plane parallel to the surface of the substrate, of the substrate and the deposition mechanism; and a control unit configured to control the deposition mechanism and the driving mechanism so as to perform a resin deposition process of depositing the resin onto the substrate and an imprint process of transferring the pattern of the mold to the resin on the substrate in parallel.




meth

Methods for making layered dental appliances from the outside in

A system and method for making a layered dental appliance. The system can include a first portion comprising a negative of a first layer of a layered dental appliance, and a second portion comprising a positive shape of a second layer of the layered dental appliance. The method can include providing a mold comprising a negative of an outer shape of a layered dental appliance, and positioning a slurry in the mold, forming a first layer of the layered dental appliance. The method can further include providing a solid structure comprising a positive shape of a second layer of the layered dental appliance, and pressing the solid structure into the slurry in the mold.




meth

Method and device for producing and treating pellets

The invention relates to a method and a device for producing and treating plastic pellets. According to said method, a melt of the plastic material is granulated to give pellets, the pellets are cooled in a cooling fluid, the pellets are separated from the cooling fluid and the pellets are crystallized. The device according to the invention is characterized by comprising a control unit which monitors the crystallization step and controls the method in such a manner that, in case of a disturbance of crystallization, the pellets are supplied to an intermediate storage alter separation of the pellets from the cooling fluid and, as soon as the disturbance is removed, the pellets temporarily stored in the intermediate storage are supplied to crystallization and are crystallized.




meth

Method of molding gas hydrate pellet

A method is for molding a gas hydrate pellet for improving convenience of handling of a natural gas hydrate during transportation and storage, and thereby improving the practical use of the natural gas hydrate. Gas hydrate slurry is fed in a compression chamber, and pressure and compression are applied to the gas hydrate slurry by advancing a compression plunger. At that time, a stroking speed of the compression plunger is set minimum, preferably less than a value expressed by a stroke length of the compression plunger at compression×10−2 (m/min. By advancing the compression plunger at low speed, binding between particles of the gas hydrate is tightened, thereby the gas hydrate pellet with increased shearing strength can be molded.




meth

Method for the production of a layered or stacked inorganic/organic composite material

The invention relates to a method for the production of a layered or stacked inorganic/organic composite material, a predominantly inorganic material being provided and a polymer material being provided, characterized in that the predominantly inorganic material has a glass transition temperature or melting temperature lower than 500° C., that the predominantly inorganic material and the polymer material are each molten, and that the predominantly inorganic material and the polymer material are coextruded from the melt and thus form the composite material.




meth

Curable resin composition and short-cure method

Disclosed herein is a method for utilizing the exothermic energy generated by a low temperature cure reaction to access a high-temperature cure reaction, which is otherwise energetically inaccessible at a chosen tool temperature, thereby producing a cured resin matrix with properties closely matching to those produced via high-temperature cure reactions but achieved via a short cure time and low cure temperature. Also disclosed is a short-cure resin composition containing: (a) at least one multifunctional epoxy resin having an epoxy functionality of greater than 1; (b) a hardener composition containing (i) at least one aliphatic or cycloaliphatic amine curing agent having one or more amino groups per molecule; (ii) at least one aromatic amine curing agent having one or more amino groups per molecule; and optionally, (iii) an imidazole as curing accelerator. The improved properties of this resin composition include being curable at a temperature of ≦120° C. for a time period of less than 10 minutes to achieve a degree of cure higher than that derived from the same composition with just (i) aliphatic/cycloaliphatic amine or (ii) aromatic amine in isolation.




meth

Method for producing a three-dimensional object

A method serves to produce a three-dimensional object by additive construction in direct construction sequence from solidifiable material, which is either present in the starting state in a fluid phase or can be liquefied, where multiple material components are discharged alternately in a programmable manner by means of multiple discharge units and configure different parts of the object joined to one another as a result of the discharge, where the geometric proportions obtained during discharge already correspond to the object, and because the material components form between them either edge regions merging into one another without boundaries or boundary regions of the different material components abutting one another without joining, a method and an object produced therewith can be provided, in which boundary and edge regions are formed “as if from one piece” between different material components even in the case of complex geometries.




meth

Powder material impregnation method and method for producing fiber-reinforced composite material

When a molded fabric body (X) is impregnated with a powder (K) of a predetermined material, there are performed a first step of dispersing the powder (K) in a liquid to prepare a slurry, and a second step of burying the molded fabric body (X) made of fiber bundles in the slurry and vibrating the slurry by use of a predetermined vibrator (M). Furthermore, in the second step, the vibrator (M) is moved along a surface of the molded fabric body (X). As a result, it is possible to improve the rate of impregnation of the powder (K) more than that in the conventional cases, irrespective of the shape of the molded fabric body (X).




meth

Isolated and fixed micro and nano structures and methods thereof

Discrete micro and nanoscale particles are formed in predetermined shapes and sizes and predetermined size dispersions. The particles can also be attached to a film to form arrays of particles on a film. The particles are formed from molding techniques that can include high throughput and continuous particle molding.




meth

Scanner lens and method for producing the same

The method includes the steps of: obtaining lateral magnification of an optical scanning system; obtaining the maximum value of thickness in the optical axis direction of an scanner lens; obtaining allowance b on one side and beam diameter a in the vertical scanning direction in the lens; and obtaining width h in the vertical scanning direction of the lens by the following expression h=a+2b. The allowance b is a product of the maximum value of thickness in the optical axis direction of the lens and a coefficient, and the coefficient is determined according to the lateral magnification of the system in such a way that the maximum value of movement of the focal point of the lens due to moisture absorption is made smaller than or equal to a predetermined value.




meth

Spray-drying apparatus and methods of using the same

A spray-drying apparatus includes a drying chamber that has a first end, a second end, and at least one side wall extending between the first and second ends to define an interior of the drying chamber having a center axis. A nozzle can be positioned at the first end of the drying chamber and be configured to atomize liquid and spray the atomized liquid into the interior of the drying chamber at a maximum spray pattern angle relative to the center axis. A ratio of the length between the first end and second end to a maximum width between opposing internal surfaces of the interior of the drying chamber can be at least 5 to 1.




meth

Information processing device, information processing method, playback device, playback method, program and recording medium

An information processing device includes first encoding means for encoding an image by placing strip-shaped areas in the upper and lower sides, second encoding means for encoding data of first subtitles displayed in a third area formed by joining at least a part of one area of a first area and a second area together with the other area, first generating means for generating information referred to form the third area, and second generating means for generating the contents including the video stream, a stream of the first subtitles, and the control information.




meth

Recording apparatus, recording method, and recording system

A moving image recording apparatus generates first moving image data and second moving image data having less number of pixels than that of the first moving image data, records a moving image file including generated moving image data into a recording medium, and in the case that the first moving image data is outputted to the external apparatus for recording the first moving image data, controls so as to generate the second moving image data concurrently with the outputting of the first moving image data and controls to record a moving image file including the generated second moving image data into the recording medium, wherein outputting an instruction for closing a moving image file including the first moving image data to the external apparatus is controlled in accordance with the moving image file including the second moving image data being recorded into the recording medium having been closed.




meth

Video processing apparatus, method of adding time code, and methode of preparing editing list

A video processing apparatus is provided. The video processing apparatus includes: an inputter inputting video signals of a plurality of systems, and a processor generating processed video signals by performing switching on the video signals of two or more systems input into the inputter. Further, the video processing apparatus includes: a time code generator generating a time code, and a time code adder adding the time code to the input video signals and the generated video signals respectively, outputs the video signals with the time code to be recorded in a recording medium.




meth

System and method for adaptive playback based on destination

Disclosed herein are systems, methods, and computer readable-media for adaptive media playback based on destination. The method for adaptive media playback comprises determining one or more destinations, collecting media content that is relevant to or describes the one or more destinations, assembling the media content into a program, and outputting the program. In various embodiments, media content may be advertising, consumer-generated, based on real-time events, based on a schedule, or assembled to fit within an estimated available time. Media content may be assembled using an adaptation engine that selects a plurality of media segments that fit in the estimated available time, orders the plurality of media segments, alters at least one of the plurality of media segments to fit the estimated available time, if necessary, and creates a playlist of selected media content containing the plurality of media segments.




meth

Method for providing and recognizing transmission mode in digital broadcasting

The present invention relates to a method for selecting an appropriate mode when performing a new broadcast, such as a 3D stereo broadcast, a UHDTV broadcast, and a multi-view broadcast, among others, while maintaining compatibility with existing broadcasting channels in an MPEG-2-TS format for transmitting and receiving digital TV, and to a method for recognizing a descriptor. To this end, the present invention suggests providing the descriptor which is related to synthesizing left and right images using the type of stream, existence of the descriptor, and a frame-compatible mode flag.




meth

Method and apparatus for providing additional information of video using visible light communication

A method and apparatus for providing additional information included in a video displayed on a display device using visible light communication (VLC). A data packet including video data and additional information for an object included in the video data is received. The video data is extracted from the data packet, and the video data is decoded. The additional information from the data packet is extracted, and the additional information decoded. The decoded video data is output through the display device, and at the same time, the additional information is transmitted for a particular object included in a video based on a VLC protocol using a light emitting device prepared in the display device. The additional information providing apparatus includes an image sensor module, a display module, a visible light receiving module, an additional information manager and a controller.




meth

Playback device, playback method, and computer program

When reproducing a binocular 3D video, noises with random parallax are reduced by appropriately controlling the intensity of noise reduction. A reproduction apparatus includes: a noise processing circuit for applying noise processing to a video signal of a video content based on a given control signal; and a control section for receiving an output format identification signal which identifies an output format of the video content, and generating the control signal in accordance with the output format identification signal, the control section generating a control signal which causes the noise processing performed in the noise processing circuit to vary depending on whether an output format of the video content is a two-dimensional video or a three-dimensional video.




meth

Method of managing multiple wireless video traffic and electronic device thereof

A method and a playback control device are provided. The method, performed by the playback control device, includes: receiving a first request to playback a first data of a first wireless multimedia data type having a first priority; and playing back the first data if no other data of a wireless multimedia data type having a priority higher than the first priority is received.




meth

Apparatus and method for transmitting media content

A system that incorporates teachings of the present disclosure may include, for example, a computing device operative in an interactive television (iTV) network, including a controller to: receive a signal from a first communication device to start a first media evaluation session of media content and associate a first user-generated comment with the media content; receive, at a different time, a signal from at least a second communication device to start a second media evaluation session of the media content and associate a second user-generated comment with the media content; synchronize the first user-generated comment and the second user-generated comment into a single commentary timeline; and insert the synchronized user-generated comments in a temporal vicinity of the media content as an overlay for playback by a media device. Other embodiments are disclosed.




meth

Information storage medium storing text-based subtitle, and apparatus and method for processing text-based subtitle

An information storage medium storing subtitle text-based information, and a method and apparatus utilizing same, process a subtitle The information storage medium includes: dialog information which contains script text information of the subtitle and information specifying an output type of the script text; and presentation information which contains style information used to convert the script text into a bitmap format through rendering. With this structure, the amount of data required for a subtitle and the amount of data that should be processed when a subtitle is output may be greatly reduced.




meth

Systems and methods for generation of composite video from multiple asynchronously recorded input streams

Systems and methods are provided for generating a composite video based on a plurality of asynchronously recorded input video streams. A plurality of segments of the input video streams are identified. A number of the input video streams that were recording during the particular segment are determined. A video display configuration for the particular segment is determined based on the number of video streams that were recording, where the video display configuration includes a display sub-region for each of the number of video streams that was recording. A composite video is generated, where the composite video includes a portion of video associated with each of the segments, where the composite video portion associated with the particular segment is formatted according to the video display configuration and displays the video streams that were recording during the particular segment in the display sub-regions of the video display configuration.




meth

Region of interest identification device, region of interest identification method, region of interest identification program, and region of interest identification integrated circuit

An interesting section identifying device for identifying an interesting section of a video file based on an audio signal included in the video file, the interesting section being a section in which a user is estimated to express interest, includes an interesting section candidate extracting unit that extracts an interesting section candidate from the video file, the interesting section candidate being a candidate for the interesting section, a detailed structure determining unit that determines whether the interesting section candidate includes a specific detailed structure, and an interesting section identifying unit that identifies the interesting section by analyzing a specific section when the detailed structure determining unit determines that the interesting section candidate includes the detailed structure, the specific section including the detailed structure and being shorter than the interesting section candidate.




meth

Recording system, receiving apparatus, recording apparatus, recording control method, and program

A recording system includes a receiving apparatus and a recording apparatus. The receiving apparatus includes a creation section and a reservation control section. The recording apparatus includes a recording section and a recording control section.




meth

Apparatus and method of seamless switching between a live DTV decoding and a PVR playback

Methods and apparatus for switching between a live video decoding and a recorded playback in a digital video and recording system. A received video data stream is transmitted to a first-in first-out video decoder buffer without first looping the video data stream through a playback buffer. The video data stream is transmitted from the video decoder buffer to a video decoder. If a “pause” command is received, the video data stream is transmitted to a first-in first-out playback buffer, while continuing to transmit the video data stream to the video decoder buffer. Transmission of the video data stream to the video decoder buffer is halted when the video decoder buffer fills up. The last byte of the video data stream that was transmitted to the video decoder buffer is marked. If a “play” command is received, the video data stored in the video decoder buffer is transmitted to the video decoder. The video data stored in the playback buffer is transmitted to the video decoder buffer starting at a point immediately after the data element that was marked previously.




meth

Image editing apparatus, image editing method and program

Method and information processing apparatus for generating an edited work including a subset of a plurality of scenes in an image material. The information processing apparatus includes a memory configured to store the image material including the plurality of scenes. The information processing apparatus further includes a processor configured to select, for an n-th scene of the edited work, a plurality of first candidate scenes from the plurality of scenes based on at least one feature of a preceding (n−1-th) scene of the edited work and features of the plurality of scenes. The processor is also configured to generate a graphical user interface including a scene selection area and a preview area. The scene selection area includes one or more first candidate images corresponding to at least one of the plurality of first candidate scenes, and the preview area includes a preview of the preceding (n−1-th) scene.




meth

Measuring apparatus for measuring stereo video format and associated method

A measuring apparatus for measuring a stereo video format includes an active space measuring circuit and a decision circuit. The active space measuring circuit is utilized for determining a position of an active space of a frame packing to generate an active space measuring result according to pixels values of a plurality of scan lines of the frame packing. The decision circuit is coupled to the active space measuring circuit, and is utilized for determining the stereo video format according to at least the active space measuring result.




meth

Method and apparatus for reproducing content

A method of displaying a message received from a server during reproducing content includes: receiving the message provided to a user terminal, from the server, during the reproducing the content stored in a storage medium; determining an operation mode of the user terminal related to a priority order of the message; and providing the message according to the determined operation mode of the user terminal.




meth

Content data recording/reproducing device, information communication system, contents list generation method and program

The present invention provides a content data recording/reproducing device, comprising a communication unit that engages in communication with an external device, a storage unit that stores content data and additional data related to the content data, a content data extraction unit that selectively extracts the content data from the storage unit based upon condition data received at the communication unit from the external device and the additional data stored in the storage unit and a contents list generation unit that generates a contents list based upon the condition data and additional data corresponding to the content data extracted by the content data extraction unit.




meth

Methods for efficiently combining partial ABR recordings

Recording reconstruction from multiple overlapping recordings may be provided. New recorders may copy manifests from working recorders, as opposed to reconstructing from failed recorders, to construct manifests that refer to video fragments from different recorders. Origin servers may follow these reconstructed manifests to obtain any fragment in the recording, in any combination of recorder failure/take-over/restart, as long as there was at least one recorder functioning at all times.




meth

Method and apparatus for advertisement placement in a user dialog on a set-top box

Methods and apparatuses for presenting targeted advertisements to DVR users are described. After a DVR has finished playing a recorded television program, or in response to other specified events, the DVR presents a screen which comprises a “save or delete” menu. In addition to the “save” and “delete” options, the menu additionally comprises one or more other options. Each of these other options may correspond to a separate promotional item. For example, a user's selection of such an option may cause the DVR to display or play an advertisement on the user's television set. Additionally or alternatively, these other options, when selected by a user, may cause the DVR to display a user interface through which the user can actually purchase a product or service. The product or service advertised or offered may be one that was featured or referenced in the television program that the user was just watching.




meth

Information processing apparatus, information processing method, reproducing apparatus, reproducing method, program, and recording medium

An information processing apparatus includes a controller that sets type information, which represents that an application for executing a process using a dependent view video stream is an application for reproducing a 3-D image, in a clip information file which describes information on a transport stream including the dependent view video stream out of a base view video stream and the dependent view video stream obtained by encoding a plurality of video data according to the a predetermined video coding format.




meth

System and method for selecting, capturing, and distributing customized event recordings

A system that enables an event or moments within an event to be captured and provided in a record that preserves at least some aspects of the participant's perspective of the event. In particular, the present invention involves centralized recording of the event in one or more modes including video, audio, and still image recordings and a system that enables a participant (i.e., one who perceives the event) to select portions of the event recording substantially contemporaneously with the event occurrence. A personalized record is made by duplicating the selected portions from the event record. In a particular example, the personalized record is recorded on a digital media such as a compact disc (CD) or digital video disk (DVD) or the like.




meth

System and method for content-based navigation of live and recorded TV and video programs

A system, method and computer-readable medium are presented for providing real-time content-based navigation of live video programming. The video programming is received and a searchable database is generated. The method aspect of the invention comprises receiving a live video program, generating an index to the received live video program by extracting images and/or text from the video program, recording the live video program, presenting at least a portion of data associated with the generated index to a user, receiving user input regarding a search to a portion of the recorded video program to which the user desires to navigate and playing back the recorded video program starting at the searched portion identified by the user input. The search may be of an image and/or text portion of the presentation.




meth

Reproduction apparatus and control method thereof

A reproduction apparatus comprises a reproduction unit configured to reproduce image data from a recording medium; a detection unit configured to detect users; and a generation unit configured to generate, for each of a plurality of users, management information for distinguishing a portion that has been reproduced and a portion that has not been reproduced in the image data recorded in the recording medium.




meth

Image processing apparatus and image processing method

An image processing apparatus includes a generation unit configured to continuously generate still images from a moving image which is being read out from a recording medium and played back, a detection unit configured to detect a change of a playback state of the moving image which is being read out from the recording medium and played back, and a control unit configured to control an operation of the generation unit. The control unit performs control to stop generating of the still image when the detection unit detects that the playback state of the moving image during playback is changed.




meth

Apparatus and method for editing

An editing method comprises: generating, from a material data which is generated according to a first time and in which a first time range is specified, a playback data that is to be played back according to a second time different from the first time; and locating a second time range, which includes the material data within the first time range, in the playback data.




meth

Image capture device, player, and image processing method

An image capture device includes: first and second shooting sections, each of which is configured to shoot an image of a subject; a disparity calculating section configured to generate a depth map based on first and second images that have been shot by the first and second shooting sections, respectively; and an image generating section configured to generate, based on the depth map and the first image, a third image that has as high a resolution as the first image and that forms part of a 3D image. The image generating section is controlled to determine whether or not to generate the third image based on at least one of the states of the first and second images, a zoom power during shooting, and the tilt of the image capture device during shooting.




meth

Video processing apparatus and controlling method for same

A video processing apparatus that can be connected to a video playback apparatus includes an input unit configured to input video data from the video playback apparatus, an interpolation unit configured to generate interpolated frame image data of input video data, and an output unit configured to output the interpolated frame image data as interpolated video data, wherein the interpolation unit generates different interpolated frame image data according to a playback mode of the video playback apparatus.




meth

Systems and methods to position and play content

Systems and methods to position and play content. The system renders a first content segment to an output device at an accelerated speed for the first content segment. Next, the system receives a request to play the first content segment from the beginning of the first content segment at a normal speed for the first content segment. Next, the system automatically positions to the beginning of the first content segment based on position information that is associated with the first content segment. Finally, the system renders the first content segment to the output device from the beginning of the first content segment at a normal speed for the first content segment.




meth

Method for play synchronization and device using the same

A method for play synchronization and a device using the same are provided. A first device stores time-based content play information. The first device plays content according to the time-based content play information. The first device transmits the time-based content play information to a second device so that the second device plays the content according to the time-based content play information. Accordingly, the content played by one device can be played by another device concurrently.




meth

Adjustable jig and method for targeting interlocking holes of an intramedullary nail

A targeting jig apparatus for targeting interlocking holes of an intramedullary nail. The targeting jig includes a support-arm extending substantially parallel to the intramedullary nail. A targeting mechanism including a pair of targeting mechanism drill-guide orifices is adjustably disposed on the support arm for aligning the targeting mechanism drill-guide orifice with the interlocking holes of the intramedullary nail. The targeting mechanism includes a saddle having a U-shape including a base and parallel legs that are slidable along the support-arm. A connection mechanism includes a horizontal slot on the support-arm aligned with a vertical slot on the targeting mechanism and a pivot screw extending through the slots for facilitating adjustment of the targeting mechanism relative to the support arm.




meth

Cutting bit adapted to cut metal and wood and associated method

A cutting bit adapted to cut wood or metal is disclosed. The cutting bit is prepared by a process which includes the step of performing a forming operation on a metal blank so as to create a formed metal part that includes (i) a shaft having a polygonal shaped drive surface and defining an axis, (ii) a body having a proximal end and a distal end, the proximal end of the body being attached to the shaft, the body further having a first shoulder and a second shoulder at the distal end thereof, the first shoulder defining a first cutting edge segment, and the second shoulder defining a second cutting edge segment, the axis extending between the first cutting edge segment and the second cutting edge segment, (iii) a central cutting member extending from the body so that the central cutting member is aligned with the axis, (iv) a first cutting spur extending from the distal end of the body, the first cutting edge segment being interposed between the first cutting spur and the axis, and (v) a second cutting spur extending from the distal end of the body, the second cutting edge segment being interposed between the second cutting spur and the axis. The process of preparing the cutting bit further includes the step of performing a carburization operation on the formed metal part after the first step so as to create the cutting bit. The cutting bit is particularly useful in performing a drilling operation on a metal construction wall stud to form a hole therein.




meth

Cutting head having resilient male coupling member for cutting tool and method of assembly thereof

A cutting head has a resilient male coupling member. The cutting head has a central resilience slit that extends between two major surfaces and opens out to the male coupling member and at least one lateral resilience slit that extends between the two major surfaces and opens out to a base surface. The central resilience slit and the at least one lateral resilience slit each have forwardmost points, located forward of the base surface. Also, a cutting tool that has a tool holder with the cutting head secured thereto. The tool holder has an insert pocket that includes a forward facing holder base abutment surface that has a female coupling member. In a locked position, the male coupling member is resiliently retained in the female coupling member. All points on the male coupling member are under deflection.




meth

Low profile reamers and methods of use

Low profile reamers and methods of use are provided which can, in general, allow a hole to be drilled in bone. In one embodiment, a low profile retractable bone reamer is provided having an elongate shaft with a cutting element disposed on a distal end of the elongate shaft that can be configured to drill a hole in bone. The elongate shaft and cutting element can have first and second longitudinally separated portions that are movably coupled to each other. The reamer can be configured to move between a retracted configuration, in which a the reamer has a reduced, low profile configuration, and a non-retracted configuration, in which both longitudinally separated portions of the cutting element can be positioned adjacent to one another to form a single cutting element.




meth

Tool radius adjusting method in machine tool and machine tool for practicing the method

At a contact step in a tool radius adjusting method, a reference portion of a movable body provided radially movably on a housing of a boring tool and a position adjusting reference member fixed on a machine tool are brought into contact by sliding the movable body relative to the housing so that the position of a cutting blade comes to a predetermined position in a direction to go away from a rotational axis. Then, at an adjusting step, the position of the cutting blade relative to the rotational axis is adjusted by changing the relative position between a tool spindle holding the boring tool and the position adjusting reference member in a direction to come close to each other by drive mechanisms of the machine tool used for positioning a spindle head with the tool spindle relative to a workpiece in machining the workpiece with the cutting blade.




meth

Screw tap and method for the production of a screw tap

This invention relates to a screw tap which is rotatable about a rotational axis and has a number of thread-cutting teeth, which respectively have a radially outer tip cutter and are disposed mutually offset, with a predefined thread pitch, in an arrangement running spirally or helically around the rotational axis. In a lead region adjoining one end of the screw tap axially to the rotational axis, the maximum radial distance of the tip cutters of the thread-cutting teeth from the rotational axis increases with increasing axial distance of the tip cutters from one end of the screw tap according to a predefined radial distance function. At least some of the thread-cutting teeth in the lead region, at least in the region of the tip cutters, respectively have a defined cutter rounding between tool face and tool flank.