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Positioning and/or holding a plurality of line sections of electric lines along a drive way of a vehicle

A shaped block for positioning and/or holding a plurality of line sections of one or more electric lines along the track of a vehicle includes a plurality of recesses and/or projections. Edges of the recesses and/or the projections each delimit a space for the line sections into which one of the line sections can be introduced, so that said line section extends through the space in a longitudinal direction of the space. The longitudinal directions of the spaces delimited by the edges of the recesses and/or by the projections extend essentially mutually parallel in a common plane.




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Stack of interfolded first and second sheets

A stack of hygiene sheet products including first and second webs that are interfolded with each other. The stack includes a top panel of the first web and a top panel of the second web, wherein the top panel of the first web overlays the top panel of the second web but has been cut away so that the top panel of the second web is revealed by the top panel of the first web. An adherence layer is placed on the top panel of the first web and the top panel of the second web and is exposed at the top of the stack so that it can adhere to an adjacent stack so that when the last sheets of the adjacent stack are pulled through a dispenser opening of a dispenser, the first and second sheets are pulled securely through with it as a result of the direct adherence.




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Connecting means and method of producing a connection between a first component and a second component

This application is directed to groove milling devices for milling a groove in a component. In one example, a groove milling device includes a milling disk which is rotatable about a rotational axis, wherein the groove milling device comprises a displacement device for moving the milling disk along the rotational axis during the milling process. In an example, the groove milling device may include a control device which actuates the displacement device automatically when a predetermined depth of the milled groove is reached during the milling process. In an example, the groove milling device may include a switch for activating the displacement device by an operator during the milling process. In an example, the energy required for actuating the displacement device may be generated by a generator coupled to a main drive spindle of the groove milling device.




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Size-adjustable and securable media spindle apparatus

A media spindle apparatus for supporting a media roll having media to be delivered to a printing apparatus. The apparatus includes a spindle configured to support the roll. The spindle defines an axial direction about which the roll rotates relative to the printing apparatus to deliver the media to the printing apparatus. A guide member is supported by the spindle and guides the media to the printing apparatus. The guide member is positionable in a first configuration in which a securing mechanism is disengaged and the guide member is translatable substantially in the axial direction relative to the spindle. The guide member is pivotable about the axial direction relative to the spindle to move to a second configuration and thereby engage the securing mechanism to inhibit the guide member from translating in the axial direction relative to the spindle and pivoting from the second configuration to the first configuration.




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Seeder with metering system having selectively powered metering sections

A metering system for a seeding machine is provided. The metering system includes selectively powered metering sections operable to individually allow or restrict seed dispensation. A damper arrangement is also provided so that pneumatic conveying of the particulate within the machine is consistently maintained when particulate flow is varied between the metering sections.




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Method of providing sectional control during seeding of a field using a farm implement

A seed metering assembly for a farm implement has a meter roller that can be accessed and removed in a relatively quick manner. The seed metering assembly includes a fluted meter roller that is segmented into a number of discrete fluted sections. Each fluted section has an associated flow control member that is selectively operable to impede the flow of granular material from a seed hopper to its corresponding section of the fluted meter roller.




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Method and system for delineating a second wellbore from a first wellbore

Disclosed herein is a method of delineating a second wellbore from a first wellbore. The method includes, emitting acoustic waves from a tool in the first wellbore, receiving acoustic waves at the tool reflected from the second wellbore, and determining orientation and distance of at least a portion of the second wellbore relative to the tool.




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Nozzles including secondary passages, drill assemblies including same and associated methods

Nozzles for drilling tools, such as rotary-type drag bits and roller cone bits, a drilling tool and drilling assembly comprising nozzles, and methods of conveying drilling fluid through a nozzle for use in drilling subterranean formations are provided. A nozzle may include a substantially cylindrical nozzle body having an axis and an inlet port with a primary passage extending therethrough, and at least one secondary passage that diverges from the primary passage at an exit port.




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Multi-sector computed tomography image acquisition

An approach is disclosed for acquiring multi-sector computed tomography scan data. The approach includes activating an X-ray source during heartbeats of a patient to acquire projection data over a limited angular range for each heartbeat. The projection data acquired over the different is combined. An image having good temporal resolution is reconstructed using the combined projection data.




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Apparatus for correcting belt-meandering for secondary battery

An apparatus of correcting belt-meandering for a secondary battery is disclosed. In one embodiment, the apparatus includes i) upper and lower rollers configured to receive a base material therebetween, wherein the base material comprises positive and negative electrode materials and an insulating material interposed between the electrode materials and ii) a driver portion configured to rotate the upper and lower rollers such that the base material is transferred in a first direction during the rotation. The apparatus may also include i) a support portion configured to support shafts of the driver portion and the upper and lower rollers and ii) a transverse moving mechanism configured to move the support portion in a second direction substantially perpendicular to the first direction.




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Sector gear and gas-insulated switchgear having the same

Provided is a sector gear including: a drive gear having a drive part that forms a part of a circle and has a plurality of teeth and a non-drive part that forms a remaining part of the circle and provides a non-contact angle of at least approximately 90 degrees; first and second movers forming a disconnector and a grounded breaking switch, respectively; and first and second driven gears engaged with the drive gear and respectively engaged with the first and second movers and configured to make the first mover or the second mover operate in conjunction with the drive part of the drive gear according to a direction of rotation of the drive gear, wherein an intermediate angle between the first and second movers is between approximately 90-135 degrees. The present invention can reduce the size of the gas-insulated switchgear having the sector gear.




sec

High current vacuum interrupter with sectional electrode and multi heat pipes

An electrode assembly for a circuit breaker is provided. The electrode assembly includes a conductive assembly and a heat transfer assembly. The conductive assembly includes a stem portion and a contact portion. The heat transfer assembly includes a number of elongated bodies, a first heat transfer surface, and a second heat transfer surface. The first heat transfer surface is disposed on the conductive assembly. Each heat transfer assembly body includes a second heat transfer surface. Each heat transfer assembly body is coupled to the conductive assembly with the first heat transfer surface coupled to a number of second heat transfer surfaces.




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Response form security device

A response form security device is provided for use with a generally planar response form having an answer area bearing answer blanks upon which a respondent makes marks to indicate a plurality of responses. The security device includes a sleeve adapted and constructed to slidably receive and cover the response form. An access window is formed in the sleeve, and permits visual access by the respondent to a number of fewer than all of the answer areas of the response form. The length of the sleeve and the configuration of the answer window are chosen so as to prevent anyone other than the user from seeing a number of marks on the answer area sufficient to observe a repeatable pattern of marks.




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Method of producing an information page for a security document

The present invention relates to a multilayer information page (1) for a security document, which includes an information part (3) manufactured from a material allowing at least some identification information of the information page to be entered thereto by utilizing laser engraving, the identification information provided on the information page (1) being readable from an upper surface thereof, and a flexible and bending resistant connecting part (2) for connecting the information page (1) to the security document, the connecting part (2) comprising a fastening end (8) by means of which the connecting part (2) is fastened to the information part (3). In order to ensure that detachment of the information part and the connecting part from one another leaves visible marks, the fastening end (3) of the connecting part (2) is arranged to overlap with a lower surface of the information part (3). Furthermore, the information page (1) includes a transparent surface layer (7) which covers at least the fastening end (8) and at least a part of the lower surface of the information part (3) and through which at least the fastening end (8) is visible.




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Demountable pin and collet assembly and method to securely fasten a ranging arm to a longwall shearer using such assembly

A pin-and-collet assembly, a longwall shearer comprising a ranging arm attached to a lifting bracket with such assembly, a method for the secure fastening of one piece to another, such as securely fastening the ranging arm to the lifting bracket of a longwall shearer using such assembly as a bushing, and a method for longwall mining of ore, such as trona, using such longwall shearer. This assembly is easy to install, does not have to be tightened during longwall operation of an ore panel, and is also demountable when it is time to stop the longwall mining operation and time to remove/replace the ranging arm for maintenance and/or when the end of the ore panel is reached.




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Arrangement for providing a variable throttle cross-section for a fluid flow

An arrangement for providing a throttle cross-section for a fluid flow. The throttle cross-section can be varied depending on a pressure difference present across the throttle cross-section. The arrangement is designed such that the polarity of the pressure difference, by which the throttle cross-section can be varied and/or changed. It is thereby possible to use the arrangement for fluid flows that alternate in the flow direction thereof.




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Vehicle bumpers having oval cross-section members

A vehicle bumper for use with police and other emergency vehicles for pushing another vehicle which is fabricated of a tubular loop defining a generally oval cross-section. The oval cross-section tubular loop is oriented such that the major axis of the oval cross-section extends front to back with respect to the host vehicle while the minor axis extends up and down. The vehicle bumper further supports a plurality of resilient pads to aid in controlling the pushed vehicle and to cushion impact transfer between the bumper and the pushed vehicle. The inventive vehicle bumper is substantially stronger and substantially lighter in weight while simultaneously providing a more attractive front view cross-section when mounted on a host vehicle. A plurality of attachments are secured to the tubular loop and are used in securing the vehicle bumper to a suitable portion of a host vehicle.




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Articulated coupling between a first car and a second car of a vehicle, especially a railway vehicle

The invention relates to an articulated coupling between a first car (3) and a second car of a vehicle, especially a railway vehicle, having at least two cars, said articulated coupling including a first element (33) capable of being connected to said first car (3) and a second element (35) capable of being connected to said second car, a device for moving said second element (35) in translation relative to said first element (33) in the event of an impact, and an energy absorber capable of being arranged between said first (3) and second (19) cars. The energy absorber is arranged between said first (33) and second (35) elements, and in the first element (33) is designed to allow persons to pass between said first car (3) and said second car.




sec

Device for introducing a defined amount of a second powder into a process container

An apparatus to introduce a defined amount of a second powder into a process container in which a first powder or a powder mixture is present, includes a coupling flange having a cover flap located on the process container. The second powder is introduced into a tubular cartridge mounted displaceably in a transport unit, the latter including a joining flange having a cover flap. The joining flange is joinable to the coupling flange so that the respective cover flaps can be opened, and the cartridge can be pushed through openings thereby provided into the plane of the inner wall of the process container. The second powder is emptied from the cartridge into the process container by a delivery piston. The cartridge may include a piston rod having multiple pistons. Other embodiments include a double piston, a rotatable cartridge core or a rotary closure.




sec

Apparatus for creating and customizing intersecting jets with oilfield shaped charges

A geological perforating tool (gun) shape charges disposed at an angle that provides an improvement over other known embodiments by accurately securing the charges in the tool to facilitate reliable, reproducible focus of the shaped charges. Charges are disposed on metal strips fitted into slots that are precision cut at predetermined angles in a tool barrel circumference.




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Nail print apparatus and print control method thereof for fitting first design and second design that is background of first design to nail

A nail print apparatus, including: a print head which performs printing on a nail region on the basis of image data including a first design and a second design that is a background of the first design; and an image data processing unit which has a second image data processing unit that processes the image data so that the second design covers an entire nail region.




sec

Medication safety enhancement for secondary infusion

A system and method determine when fluid is not flowing properly from a secondary infusion source during a secondary infusion. The system includes an upstream pressure sensor and a processor programmed to receive signals from the sensor and analyze the signals to determine if secondary fluid flow is proper. The processor samples the output signals from the upstream pressure sensor and analyzes the sampled signals to determine if a pressure rise in the infusion line has occurred when the secondary infusion is initiated. If a pressure rise, indicating that fluid from the secondary container has begun flowing into the infusion line, has not been detected, the processor is programmed to provide a signal indicating that attention should be given to the infusion set up.




sec

Machine for alternating tubular and flat braid sections and method of using the machine

A braider comprises a plurality of horngears. The horngears can be arranged for forming at least two closed paths for braiding. Each horngear has a driving gear and a hornplate. Each horngear can be selectably operated in a first mode, to rotate with the driving gear, and in a second mode, in which the driving gear rotates, but the hornplate does not. Bobbin carriers are positioned on some of the horngears. A track is configurable in: a first flat braiding mode with the carriers arranged on the horngears, so that there is one or more separate closed path for forming a first flat braid configuration; and a second flat braiding mode for forming a second flat braid configuration different from the first flat braid configuration. A switch is provided for changing a configuration of the track between the first and second flat braiding modes.




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3D braided composited tubes with throat sections and manufacture method thereof

A manufacture method of a three dimensional (3D) braided composite tube with a throat section includes: providing an assembled mandrel comprising an upper mandrel and a lower mandrel, and braiding an 3D braided inner layer on the upper mandrel; winding fiber yarns to form a fiber yarn layer over the 3D braided inner layer; tightening the 3D braided inner layer to the assembled mandrel by an appropriate tension force when winding; and infiltrating resin and increasing temperature to cure the resin for obtaining a composite tube with a narrower throat section. The present invention takes advantage of winding fiber yarn outer layer to keep the radius of the throat of the 3D braided inner layer to meet design requirement. Additionally, the hoop strength of the throat section is increased so that the metal shell can be made thinner to reduce the weight of the rocket nozzle.




sec

Method for operating a railway section and corresponding railway section

A method for operating a railway section that includes section elements, which are each actuated by a processor that is reliable in terms of signaling and cyclically carries out a test routine. A railway section is configured for carrying out the method. In order to save energy and cost, the processor is operated selectively in active mode or sleep mode. From the sleep mode the processor is switched to the active mode for the duration of the test routine by way of a timer logic element that is reliable in terms of signaling.




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Spacer molds with releasable securement

A mold for forming a temporary prosthesis has at least two mold members at least partially separable from each other. The at least two mold members cooperatively define a generally enclosed interior cavity for forming the temporary prosthesis. The mold has a securement structure mounted on the at least two mold members for securing the at least two mold members to each other during the forming of the temporary prosthesis. The securement structure is removable from the at least two mold members by hand and without the use of a tool.




sec

Device to produce round cross-section articles with complicated profiled surfaces

A lathe attachment device is disclosed for producing long articles with complicated profiles. The device contains a beveled multi-teeth cutter driven to rotate in a direction opposite the rotation of a billet to ensure a very short period of contact time between an individual cutting tooth and the article. The cutter is slightly tilted towards the billet in both horizontal and vertical plane. The teeth of the cutter are shaped to each have a pointed end facing the rough part of the billet. Provisions are made to draw the cutter along the billet. The device allows producing a smooth finished long article with complicated surface profile in a single pass with high productivity. Due to limited contact time, it offers extended life of the cutter. The device is used most advantageously to produce long wood articles.




sec

Plasma torch and retaining cap with fast securing threads

A retaining cap for a plasma torch is provided that includes fast securing threads. The retaining cap includes internal threads that couple to external threads of a torch body of the plasma torch. The internal and external threads may be multiple start threads having a thread angle greater than 60°. Plasma torches and plasma cutting systems are also provided.




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Light-emitting element, light-emitting device, and electronic device including first and second light-emitting units

The light-emitting element of the present invention includes a light-emitting layer and a layer for controlling movement of carriers between a pair of electrodes. The layer for controlling movement of carriers includes a first organic compound having a carrier transporting property and a second organic compound for reducing the carrier transporting property of the first organic compound, and the second organic compound is dispersed in the first organic compound. The layer for controlling movement of carriers is provided in such a manner, whereby change in carrier balance with time can be suppressed. Therefore, a light-emitting element having a long lifetime can be obtained.




sec

Roller coaster ride element with movement in a second driving direction

A roller coaster ride system comprising a first track section which is adapted to guide a passenger car and a second track section which extends in a first plane. The roller coaster ride system is characterized in that the second track section is attached to a platform which is moveably guided on a frame in a second plane that is inclined in relation to the first plane, in particular perpendicular thereto, and that the second track section can be coupled in a first position to the first track section in order to transfer a passenger car from the first track section to the second track section, andcan be in a second position is spatially offset along the second plane relative to the first position.




sec

Insecticide sprayer and rotary spray head assembly

A rotary spray head assembly includes a motor having an output shaft and a housing through which the output shaft at least partially extends. The housing includes an inlet communicable with a source of fluid. The rotary spray head assembly also includes an annular skirt extending from the housing, a passageway through the skirt having a first end in fluid communication with the inlet and a second end, and a hub coupled for co-rotation with the output shaft. The hub includes an annular groove into which the annular skirt at least partially extends, a circumferential interior surface at least partially defining the groove, and an aperture through the circumferential interior surface. Fluid introduced into the annular groove through the second end of the passageway is discharged outwardly through the aperture.




sec

Thermal-acoustic sections for an aircraft

Embodiments of thermal-acoustic sections for an aircraft for reducing noise along an acoustic path produced from an acoustic source are provided herein. The thermal-acoustic section comprises a first porous layer having a first characteristic acoustic impedance. A second porous layer is disposed adjacent to the first porous layer and has a second characteristic acoustic impedance that is greater than the first characteristic acoustic impedance. The thermal-acoustic section is configured to be positioned along the acoustic path such that at least a portion of the noise from the acoustic source is directed through the first porous layer to the second porous layer to promote absorption of the noise.




sec

Air proportioning system for secondary air in coke ovens depending on the vault vs. sole temperature ratio

A device for proportioning of secondary combustion air into the secondary air soles of coke oven chamber ovens is shown. The device is formed by a slide gate or a parallelepiped device or by plates moved by means of a thrust bar, the thrust bar being moved longitudinally in parallel to the coke oven chamber wall so that the plates move away from the secondary air apertures and open or close these. The thrust bar is moved by means of a positioning motor, with the power transmission being effected hydraulically or pneumatically. Via suitable measuring parameters, it is thus possible to optimize secondary heating so that heating is provided evenly from all sides, thus achieving an improvement in coke quality.




sec

Security device and its production method

A security device comprises two or more regions (1, 2). Each region (1, 2) contains a material or combination of materials wherein the two or more regions exhibit substantially the same visible appearance under first viewing conditions and different visible appearances under second viewing conditions, the second viewing conditions. The second viewing conditions comprise a combination of a) visible light and b) substantially any UV wavelength.




sec

Pneumatic tire having ratio of actual section height to calculated section height

A pneumatic tire in which: a carcass layer is laid between paired bead sections; a belt layer is buried, on the outer peripheral side of the carcass layer, in a tread section; and multiple main grooves extending in a tire circumferential direction are provided in the tread section. In the pneumatic tire, a maximum groove depth of each of the main grooves is 8.5 mm to 15.0 mm, a ratio α of a section height SH of an actual tire to a section height SHstd calculated from a tire size is set in a range of 0.97≦α≦0.99, a contact area ratio is 65% to 70% under a measurement condition where an air pressure is 200 kPa and a load is 50% of a load carrying ability with the air pressure of 200 kPa, and an average contact pressure P is 300 kPa to 400 kPa under the measurement condition. The tire achieves enhanced wet performance without increasing tire weight.




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Tire having a circumferential groove including a first groove portion and a second groove portion

A tire 1 comprises rib-shaped land portions 20 extending in a tire circumferential direction TC and has a circumferential groove 30 adjacent to the land portions 20 and extending in the tire circumferential direction TC. Tread contact surfaces 10 of the land portions 20 form smooth surfaces with no gap when a normal load is applied and the tread contact surfaces are in contact with a road surface. The circumferential groove 30 includes a shallow groove portion 40 extending in the tread-width direction TW, and a deep groove portion 50 adjacent to the shallow groove portion 40 in the tire circumferential direction and extending in the tread-width direction. A deep groove portion 50 is recessed more inwardly in a tire radial direction TR than the shallow groove portion 40 with a groove bottom 40c of the shallow groove portion 40 being an upper end of the deep groove portion 50.




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System for securing equipment

The system for securing equipment includes a locking device attached to equipment to be secured, a plurality of fasteners, and an anchoring device. The locking device can be a U-bolt with threaded ends to attach to a backflow valve of a sprinkler system or locking bolts attached to a park bench or barbecue grill. Each fastener has a first surface with a first threaded hole in alignment with the locking device and a second surface orthogonal to the first surface with a second threaded hole aligned with anchoring device. The anchoring device can be a flat bar fixedly attached to the fasteners at one connector end and permanently mounted in place at an anchoring end. Each fastener has an L-shape, so that a first surface engages the locking device and opposing second surfaces engage the anchoring device. A concrete plug for outdoor use holds the anchoring end in place for permanency.




sec

Locking insert mechanism and receiver to secure personal weapons, valuables and other items

A personal security apparatus to house weapons, valuables, and/or items requiring concealment includes a lockable insert mechanism to securely house items and at least one receiving apparatus adapted to mount the insert mechanism into or onto various structures and a lockable access door that provides convenient, rapid access to the items contained in the personal security apparatus and further prevents access by unauthorized persons.




sec

Security device

A security device for securing an item, the security device comprising a housing configured to house a circuit board comprising electronics configured to send a telecommunication signal to a receiver when the electronics is activated; a cable configured to establish a conductive path with the circuit board when the housing is closed, thereby activating the electronics; a lock assembly configured to be activated when the housing is closed; and a cover configured to close the housing, the cover having a first pin configured to engage a first end of the cable to prevent removal of a first end of the cable from the housing when housing is closed, and the cover having a second pin configured to activate the lock assembly to prevent removal of a second end of the cable from the housing when the housing is closed.




sec

Secure raceway with lockable access

A system for securing an access opening of a cable raceway using a single padlock includes a cover having a securing wall and opposed first and second sidewalls, which form a channel for accommodating at least a portion of the cable raceway with the securing wall covering the access opening. First and second insert bars engage the first and second sidewalls and a lock bar engages the first and second insert bars and may be locked in an engaged position to prevent the first and second insert bars from being disengaged with the cover and to secure the cover about the cable raceway preventing access to the access opening.




sec

Utility knife blades having multiple cutting portions and securing connections

A three-sided disposable cutting blade for use within a utility knife. The cutting blade features between three and six distinct cutting portions. The cutting blade may be rotated and flipped such that each cutting portion may be presented from the utility knife as the active cutting portion. Features of the cutting blade include a wear-coat indicator which is located at or near each cutting portion and indicates when a portion has been used; grippable locations on the body of the blade to increase the grippibility of the blade when removing and handling the blade; multiple mounting-hole orientations; and mass-reducing punch-outs which reduce cutting friction of the blade against the object being cut.




sec

Secure data transfer with compute stick

Systems, apparatus and methods may provide for creating a communication path through a secure data interface that includes an electronic device control channel between a small form factor computing apparatus such as a compute stick and an external display. A second communication path may be established between a trusted execution environment region of the external display and a trusted execution environment region of the compute stick such that data may be securely transmitted between the compute stick and the external display through the first and second communication paths.




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Motor-driven unit for clearing mines from and securing a hazardous route

The present disclosure relates to a motor-driven unit for clearing mines from and securing a hazardous route. According to the present method, system and device, a marker apparatus for a secured route is a liquid material for marking on the ground, and comprising dispensing members for providing one axial marking and two side markings on either side of said axial marking, respectively, for said route.




sec

Device for demounting the second bead of a tire from a rim and respective demounting method

The present invention relates to a demounting device comprising a support member translatable along a movement axis (y-y), drive means for the support member, a tool-holder arm (3) borne by the support member (2), an abutment element (4) and a hook-like extraction member (5) both supported by the tool-holder arm (3), the abutment element (4) having a substantially flat work surface (4a), whereas the hook-like extraction member (5) is suitable for being moved in a substantially transverse direction with respect to the rotation axis (x-x) of a rim (W).




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Method and apparatus for multiple cutoff machining of rare earth magnet block, cutting fluid feed nozzle, and magnet block securing jig

In a method for multiple cutoff machining a rare earth magnet block, a cutting fluid feed nozzle having a plurality of slits is combined with a plurality of cutoff abrasive blades coaxially mounted on a rotating shaft, each said blade comprising a base disk and a peripheral cutting part. The slits in the feed nozzle into which the outer peripheral portions of cutoff abrasive blades are inserted serve to restrict any axial run-out of the cutoff abrasive blades during rotation. Cutting fluid is fed from the feed nozzle through slits to the rotating cutoff abrasive blades and eventually to points of cutoff machining on the magnet block.




sec

Feed section of a separation column

A feed distribution device in separation columns and a method of operation for such a device. In particular, distillation columns in which the feed stream is substantially liquid phase, or a mixture of gas and liquid upstream of the column, but where the feed vaporizes or partially vaporizes prior to or as it enters the column. More specifically, the feed distribution device contains a plurality of opening which allow the feed to vaporize prior to or as it enters the column and where the openings are maintained in critical condition during operation. Significant advantage is achieved through the implementation and use of the present feed distribution devices.




sec

Feed section of a separation column

The present invention relates to a feed distribution device in separation columns and a method of operation. In particular it relates to distillation columns in which the feed stream is substantially liquid phase, or a mixture of gas and liquid upstream of the column, but where the feed vaporizes or vaporizes more when it enters the column. More specifically, the feed distribution device contains a plurality of opening which allow the feed to vaporize inside the column and where the openings are maintained in critical condition during operation. Significant advantage is achieved through the implementation and use of the present feed distribution device.




sec

Shaft securing mechanism for a tool

A securing mechanism is provided for a tool that allows for the attachment and release of the shafts of a variety of implements from the tool. The mechanism has a construction that provides an easily releasable, but secure engagement of the implement shaft within the mechanism while also having an alignment feature which engages the implement at multiple locations when engaged with the mechanism to maintain the alignment and concentricity of the implement shaft with regard to the mechanism and the tool when in use.




sec

Positioning system of sectors of a device for producing an airplane fuselage

Positioning system of sectors of a device for producing an airplane fuselage in which a lamination mandrel comprises a plurality of sectors borne by a supporting structure and mobile along guides between: an expanded lamination position and a contracted disassembling position. Each guide comprises a fixed part borne by the supporting structure and a mobile part sliding along/with respect to the fixed part in a rectilinear direction H. Between a portion of each mobile part facing towards the respective sector and a stiffening structure of the sector a positioning device is provided which allows adjustment of the position of the sector with respect to the guide in two directions which lie in a plane RP perpendicular to the axis H of the guide.




sec

Constraint system of sectors of a device for producing an airplane fuselage

A constraint system of sectors of a device for producing an airplane fuselage in which a lamination mandrel is adapted to receive and support a band of impregnated synthetic material. The lamination mandrel comprises a plurality of sectors angularly spaced about the axis and mobile between: an expanded lamination position and a contracted disassembling position. A constraint system is provided between each sector and the sectors adjacent thereto which guarantees a predetermined arrangement of the first sector with respect to the second sector adjacent thereto, preventing any translation along two directions which lie in an adjustment plane perpendicular to an axis RD which extends radially from the symmetry axis to the external surface.