rat

Rotary piston pump and method for operating a rotary piston pump

A rotary piston pump equipped with a motor having two counter-rotating rotary pistons. The two rotary pistons are housed in an oval pump housing. The two rotary pistons are arranged on a first output shaft and a second output shaft. The first output shaft and the second output shaft are driven and synchronized via at least one elastic element.




rat

Driving apparatus and motor

A digital filter is configured to convert, into a digital value, the duty ratio of a control signal subjected to pulse width modulation according to a target toque to be set for a fan motor to be driven. A sampling circuit is configured to perform sampling of the output value of the digital filter at a sampling timing that is asynchronous with respect to the cycle of the control signal, so as to generate a torque instruction value. A driving circuit is configured to drive the fan motor according to the torque instruction value thus generated.




rat

Control valve body with integrated pump for automatic transmissions

An integrated control valve body and hydraulic pump for an automatic transmission includes a control valve body having a plurality of control valves and passageways and an internal cavity having an inlet and an outlet, a pump rotor received within the internal cavity and having a plurality of radially and axially extending slots, radially moveable vanes and a shaft, and a device for transferring drive energy from a drive shaft extending between an output of a torque converter and an input of the transmission to the shaft of the hydraulic pump. The device for transferring drive energy may be a pair of chain sprockets and a chain, a pair of spur or helical gears or other inter-axis power transfer components and may affect a speed increase or reduction.




rat

Scroll refrigeration compressor including heat shield, bypass passage, and bypass valve

The scroll refrigeration compressor includes a sealed casing, stationary and moving volutes including spiral wraps engaged in one another and defining the variable-volume compression chambers, a delivery chamber defined by the plate of the stationary volute and the sealed casing, a heat shield disposed in the delivery chamber and dividing the delivery chamber into a first volume defined by the plate of the stationary volute and the heat shield and a second volume defined by the heat shield and the sealed casing, and at least one flow passage arranged to communicate the first and second volumes. The compressor further includes at least one bypass passage arranged to communicate the first volume with an intermediate compression chamber, and at least one bypass valve disposed in the first volume and movable between closing and opening positions for closing and opening the corresponding bypass passage.




rat

Control apparatus for electric oil pump

A temperature range in which an electric oil pump to supply oil to a vehicle drive system can start is enlarged to enhance an effective use degree, enhance a start success probability, and suppress malfunction occurrence. When a measured oil temperature To is in a temperature range (T1≦To




rat

Imaging apparatus

An imaging apparatus includes a front lens group including a front lens element and a reflector, a movable frame supporting the front lens element, and a driver driving the movable frame to reduce image shake. The driver includes first and second voice coil motors, each including a coil and a magnet. The magnets are positioned orthogonal to each other in a plane orthogonal to a first optical axis that passes through the front lens element. The first and second voice coil motors are positioned on opposite sides of a first plane, including the first optical axis and a second optical axis that extends from the reflector. Centers of each magnet and coil are on one side of a second plane, including the first optical axis and is orthogonal to the first plane. The magnets are inclined and approach the first plane in a direction away from the second plane.




rat

Periphery coating apparatus, periphery coating method and storage medium therefor

A periphery coating unit performs a scan-in process of moving a resist liquid nozzle 27 from an outside of an edge Wb of a wafer W to a position above a periphery region Wc of the wafer W while rotating the wafer W and discharging a resist liquid from the resist liquid nozzle 27; and a scan-out process of moving the resist liquid nozzle 27 from the position above the periphery region Wc of the wafer W to the outside of the edge Wb of the wafer W while rotating the wafer W and discharging the resist liquid from the resist liquid nozzle 27. Further, in the scan-out process, the resist liquid nozzle 27 is moved at a speed v2 lower than a speed v3 at which the resist liquid is moved to a side of the edge Wb of the wafer W.




rat

Image capturing apparatus and control method of the same

An image capturing apparatus comprises: an image sensor configured to capture an image; a vibration detection unit configured to detect a vibration; a vector detection unit configured to detect a motion vector from images; a first correction unit configured to optically correct an image blur; a second correction unit configured to electrically correct the image blur; a first calculation unit configured to calculate, on the basis of the vibration, a first vibration correction amount for controlling the first correction unit; a second calculation unit configured to calculate, on the basis of the motion vector, a second vibration correction amount for controlling the second correction unit; and a control unit configured to control the first and second calculation units so that the first and second vibration correction amounts are suppressed when a vibration amount is greater than a first threshold.




rat

Method and apparatus for controlling flash

A method and an apparatus for controlling a flash are disclosed. The method includes obtaining a statistical gray value of a preview image. If the statistical gray value of the preview image is less than a preset threshold, a corresponding fill light parameter is searched for in a preset dynamic fill light table according to the statistical gray value of the preview image and the fill light drive current is set according to the fill light parameter. The fill light drive current is configured to drive a flash lamp to fire a pre-flash. A corresponding exposure drive current in the preset exposure parameter table is configured according to the fill light parameter and the exposure drive current is configured to drive the flash lamp to flash.




rat

Image capture apparatus and method of controlling the same

An image capture apparatus comprises an inclination detection unit which detects an inclination of the image capture apparatus, a display unit which displays the inclination of the image capture apparatus, and a predetermined reference orientation set for the image capture apparatus, a still state determination unit which determines that the image capture apparatus is in a still state, if a variation of the inclination falls within a predetermined range, and a reference orientation setting unit which sets the reference orientation of the image capture apparatus, wherein the reference orientation setting unit does not set the reference orientation if the still state determination unit determines that the image capture apparatus is not in the still state.




rat

Moving member control apparatus and imaging apparatus incorporating the same

The present invention relates to a moving member control apparatus that makes sure unerring control of a moving member having an ill-balanced structure and an imaging apparatus that incorporates that control apparatus.




rat

Image shake correcting apparatus and control method for same, lens barrel, optical apparatus, and imaging apparatus

The CPU acquires the output of an angular velocity sensor and performs image shake correction. An angle 1 calculating unit integrates a signal from which an offset component is removed to calculate an angle 1. An angular velocity subtraction amount calculating unit calculates an angular velocity subtraction amount based on a signal obtained by subtracting a first offset from the output of the angular velocity sensor and a signal obtained by subtracting a second offset from the output of the angle 2 calculating unit. An angle 2 calculating unit integrates a signal obtained by subtracting the angular velocity subtraction amount from the output of the angular velocity sensor to calculate an angle 2. The CPU performs image shake correction based on the angle 1 prior to operation of a release SW, whereas the CPU performs image shake correction based on the angle 2 after operation of the release SW.




rat

Imaging apparatus, flash device, and control method thereof

An imaging apparatus for performing wireless communication with an external device. An instruction transmitting unit transmits an operation instruction to the external device. A response signal receiving unit receives a response signal from the external device. A first controlling unit starts a first operation relating to an imaging process in a case that a first time passes from a point of receiving the response signal by the response signal receiving unit. The external device executes a second operation relating to the imaging process in a case that a second time passes from a point of transmitting the response signal from the external device to the imaging apparatus.




rat

Wireless camera apparatus and wireless camera device

A wireless camera apparatus includes a power supply track and a wireless camera device detachably installed on the power supply track. The wireless camera device has a camera module and a linking module fixed on the camera module. The linking module has a connecting unit and a conductive unit electrically connected to the camera module. When the wireless camera device is installed on the power supply track, the connecting unit is coupled to the power supply track, and the conductive unit is electrically connected to the power supply track. Thus, the instant disclosure provides the wireless camera apparatus, which is adjustable to any position of the power supply track according to the user's demand. Besides, the instant disclosure further provides a wireless camera device.




rat

Viewfinder and imaging apparatus including the same

A viewfinder 3 includes a finder optical system S2 including first and second lens groups L1, L2; a zoom frame 6 provided with first and second cam grooves 63, 64 configured to rotate about an optical axis A2 to move the first and second lens groups L1, L2 in the optical axis direction in accordance with the shapes of the first and second cam grooves 63, 64; and a diopter adjuster 9 configured to adjust the diopter of the finder optical system S2. The diopter adjuster 9 changes the position of the zoom frame 6 in the optical axis direction to adjust the diopter of the finder optical system S2, and adjusts, during rotation of the zoom frame 6, the position of the zoom frame 6 in the optical axis direction such that the diopter of the finder optical system S2 is maintained.




rat

Ophthalmologic imaging apparatus and ophthalmologic imaging method

An ophthalmologic imaging apparatus includes an observation light source configured to generate infrared light for illuminating a subject's eye via an illumination optical system, an imaging unit configured to receive light returned from the subject's eye via an imaging optical system, and an electronic shutter control unit configured to refresh charge generated caused by light received by the imaging unit in response to turning off of the observation light source.




rat

Camera mount vibration dampener

A vibration dampener for a camera mount is structured to reduce the movement of a first mount component relative to a second mount component. An upper camera mount component securing a camera couples to a lower camera mount component, which in turn couples to a base mount component configured to couple to a user, a sports board, a helmet, a vehicle, and the like. The vibration dampener is compressibly inserted between the lower mount component and the base mount component, causing the vibration dampener to exert an outward force on the lower mount component, and securing the lower mount component against a portion of the base mount component. The movement of the lower mount component relative to the base mount component is accordingly reduced by the vibration dampener.




rat

Imaging apparatus

An imaging apparatus includes a shooting lens having a focus lens for adjusting a degree of focus on an imaging plane; an image sensor converting an optical image of a photographic subject to an electric image signal and outputting it; a confirmation image creator creating a focus state confirmation image in which a part, or a whole of an image expressed by the image signal is enlarged; a display displaying the focus state confirmation image; and a focus evaluation value calculator calculating a focus evaluation value based on the image signal; wherein when a state of an inclination of change in a focus evaluation value calculated at a plurality of positions of the focus lens while moving the focus lens is different from a state of an inclination of change in a focus evaluation value calculated immediately before, the focus state confirmation image is displayed on the display.




rat

Electronic apparatus

An electronic apparatus is disclosed. The electronic apparatus includes: an imaging device which converts light into an image signal; a lens unit positioned in front of the imaging device to form an image on the imaging device from light incident from an object; a shutter unit interposed between the lens unit and the imaging device to expose the imaging device to the light incident from the object based on a predetermined exposure time and that includes a shutter curtain that regulates the light incident from the object; and a measurement unit which measures an actual exposure time of the shutter unit. The measurement unit is positioned behind the shutter curtain and includes a light-receiving sensor which receives light incident on the measurement unit from the light incident from the object other than the light of the effective image area incident on the imaging device.




rat

Periphery monitoring apparatus

A periphery monitoring apparatus capable of photographing a vicinity of a vehicle without impairing the outer appearance of the vehicle includes a light source configured to be provided in the vehicle for illuminating the periphery of the vehicle, and a camera photographing a condition of the periphery of the vehicle with an optical axis changed by a mirror toward the underside of the circumferential edge of the vehicle illuminated by at least a portion of light irradiated from the light source reflected by the mirror configured to be disposed on the outer side of the circumferential edge of the vehicle.




rat

Method and apparatus for self camera shooting

A method enables self-camera shooting in a mobile terminal. In the method, whether a first user input is detected is determined. When the first user input is detected, a half shutter mode is entered. Whether a second user input is detected is determined. When the second user input is detected, self-camera shooting is performed.




rat

Image photographing apparatus having a slidable shutter assembly

An image photographing apparatus capable of maintaining the size of a sensor plate even in a case when the size of a shutter assembly is increased, the image photographing apparatus including a shutter assembly configured to control an amount of light entered, an image sensor disposed at a rear of the shutter assembly to change the light to an electrical signal, a sensor plate configured to support the image sensor, and a main frame configured such that the shutter assembly and the sensor plate are be mounted thereon, wherein the main frame includes a frame base, and a shutter mounting portion protrudedly formed from the frame base such that the shutter assembly is mounted in a sliding manner on the shutter mounting portion.




rat

Method and apparatus for determining linear position using multiple magnetic field sensors

The linear position of an object is estimated using multiple magnetic field sensors and a magnet. The multiple magnetic field sensors are held in fixed relation to one another and in moving relation with respect to the magnet. Readings of the first and second magnetic field sensors and the fixed distance between the first and second magnetic field sensors may be used to estimate the linear position. In some embodiments, an estimated frequency of an approximately sinusoidal field versus position characteristic is also used as part of the estimation.




rat

Imaging apparatus with display and image display apparatus

A digital camera is provided with a vertically long camera body having an approximately rectangular solid shape. An LCD panel provided in a rear surface of the camera body is arranged such that longitudinal directions of the display screen and the camera body correspond to each other. The digital camera is operated through a touch panel provided in a lower portion of the display screen. In a taking mode, an image is displayed in a small size on an upper portion of the display screen. In reproducing, the camera body is rotated sideways by 90 degree. In a reproducing mode, display posture of the image is also rotated by 90 degree, and the image is displayed in a large size on the entire display screen.




rat

Apparatus for a throwing game

A throwing disc, goal apparatus, and game are provided. A disc includes a central hub with blades projecting equiangularly from the hub. The blades are circumscribed by and joined to an outer perimeter ring that aids in throwing. The blades of the disc act as airfoils and impart unique flight characteristics to the disc. A goalpost is comprised of two vertical sections, joined by a horizontal cross-bar located above the midline of the vertical sections, and supported by a rectangular frame oriented perpendicularly to the vertical sections. A scoring pad is included. The game is played by tossing the disc and attempting to pass the disc while in flight between the vertical posts and above the horizontal cross-bar of the goalpost, and landing the disc on the scoring pad.




rat

Vibration powered toy

An apparatus includes a housing, a rotational motor situated within the housing, an eccentric load adapted to be rotated by the rotational motor, and a plurality of legs each having a leg base and a leg tip at a distal end relative to the leg base. The legs are coupled to the housing at the leg base and include at least one driving leg constructed from a flexible material and configured to cause the apparatus to move in a direction generally defined by an offset between the leg base and the leg tip as the rotational motor rotates the eccentric load.




rat

Interactive toy apparatus and method of using same

A toy apparatus and method for interactive communication between a cellphone and a toy apparatus is disclosed. In an embodiment of the present invention, a method is provided, the method including: transmitting by the cellphone at least one signal; receiving by the toy apparatus the at least one signal; analyzing by the toy apparatus the at least one signal; determining by the toy apparatus at least one response to the at least one signal; and producing by the toy apparatus the at least one response.




rat

Broadband short pulse fiber lasers capable of generating output spectra broader than gain bandwidth

Implementations and examples of fiber lasers based on fiber laser cavity designs that produce self-similar pulses (“similaritons”) to achieve a pulse spectral bandwidth greater than a gain spectral bandwidth based on a spectral broadening fiber segment and a spectral filter to ensure the proper similariton conditions.




rat

Temperature measurement and control for laser and light-emitting diodes

The existing diodes in an LED or laser diode package are used to measure the junction temperature of the LED or laser diode. The light or laser emissions of a diode are switched off by removing the operational drive current applied to the diode package. A reference current, which can be lower the operational drive current, is applied to the diode package. The resulting forward voltage of the diode is measured using a voltage measurement circuit. Using the inherent current-voltage-temperature relationship of the diode, the actual junction temperature of the diode can be determined. The resulting forward voltage can be used in a feedback loop to provide temperature regulation of the diode package, with or without determining the actual junction temperature. The measured forward voltage of a photodiode or the emissions diode in a diode package can be used to determine the junction temperature of the emissions diode.




rat

Interposer configuration with thermally isolated regions for temperature-sensitive opto-electronic components

An interposer (support substrate) for an opto-electronic assembly is formed to include a thermally-isolated region where temperature-sensitive devices (such as, for example, laser diodes) may be positioned and operate independent of temperature fluctuations in other areas of the assembly. The thermal isolation is achieved by forming a boundary of dielectric material through the thickness of the interposer, the periphery of the dielectric defining the boundary between the thermally isolated region and the remainder of the assembly. A thermo-electric cooler can be used in conjunction with the temperature-sensitive device(s) to stabilize the operation of these devices.




rat

Circuitry and method for driving laser with temperature compensation

A temperature-compensated laser driving circuit for driving a laser component is provided. The temperature-compensated laser driving circuit includes: a temperature compensation circuit, configured to generate a second current based on a first current and a temperature-independent current; and a modulation current generating circuit, configured to generate a modulation current based on the second current, and calibrate optical power output of the laser component based on the modulation current. The first current is proportional to the absolute temperature. The second current and the first current have a slope relative to the absolute temperature respectively, and the slope of the second current relative to the absolute temperature is larger than of the slope of the first current relative to the absolute temperature.




rat

Echelle diffraction grating and its manufacturing method, excimer laser and its manufacturing method

A manufacturing method for an excimer laser that includes a reflective Echelle diffraction grating includes obtaining information of a wavelength of a light source, a blazed order, a repetitive pitch of the grating, a material of the grating, and a predefined orientation ratio B/A that is a ratio between that a diffraction efficiency A of the blazed order and a diffraction efficiency Bb of an order lower by one order than the blazed order, and determining an initial value of a blaze angle based upon these pieces of information.




rat

Vibration resistant optically pumped semiconductor laser

An intra-cavity frequency doubled OPS-laser includes a laser-resonator terminated by a plane mirror and a mirror-structure of an OPS-chip. The resonator is folded by three fold-mirrors. The fold-mirrors are supported on a vibration-isolation plate supported by isolation posts above a base-plate. The plane mirror and the mirror-structure of the OPS-chip are mounted back to back on opposite parallel surfaces of a mounting block. The mounting-block is supported on the base-plate and extends through an aperture in the vibration-isolation plate. Movement of the vibration-isolation plate with respect to the base-plate does not change the resonator length.




rat

Light generation device and light generation method

A terahertz light generation device 1 comprises a resonator structure 12 for intensifying incident light and outputting the intensified light and laser oscillation units 10, 11 for feeding the incident light into the resonator structure 12. The incident light comprises first and second incident light components having polarization states different from each other and frequencies different from each other. The laser oscillation units 10, 11 feed the resonator structure 12 with the first and second incident light components at an angle inclined from a principal surface in the resonator structure 12. The resonator structure 12 outputs light having a frequency corresponding to the difference between the respective frequencies of the first and second incident light components.




rat

Slab amplification device, laser apparatus, and extreme ultraviolet light generation system

An EUV light generation system includes a driver laser comprising a master oscillator such as a semiconductor laser, a spatial filter, gas slab amplification devices, relay optical systems, and high-speed axial-flow amplifiers. The slab amplification devices include beam adjusting optical units disposed, respectively, at input and output sides of the slab amplifiers SA to convert the beam profile and/or polarization direction and/or an elongated direction of the beam profile with the slab amplifiers is parallel to a free space axis AF of the slab waveguides, i.e. parallel to the discharge electrodes.




rat

Grating external-cavity semiconductor laser and quasi-synchronous tuning method thereof

A method for quasi-synchronous tuning of wavelength or frequency of grating external-cavity semiconductor laser and a corresponding semiconductor laser are provided. A grating or mirror is rotated around a quasi-synchronous tuning point (Pq) as rotation center, so as to achieve the frequency selections by grating and resonance cavity in quasi-synchronous tuning, wherein the angle of the line between the quasi-synchronous tuning point (Pq) and a conventional synchronous tuning point (P0) with respect to the direction of light incident on the grating is determined according to the angle difference between the incidence angle and diffraction angle of light on the grating. According to present invention, approximately synchronous tuning of laser is achieved with a simple and flexible design.




rat

Obtaining narrow line-width, full C-band tunability mirror for monolithic or hybrid integrated lasers

An apparatus comprising an optical medium, a power splitter coupled to the optical medium, a first delay line coupled to the power splitter such that the power splitter is positioned between the first delay line and the optical medium, a first comb reflector coupled to the first delay line such that the first delay line is positioned between the first comb reflector and the power splitter, and a second comb reflector coupled to the power splitter but not the first comb reflector and not the first delay line. A method comprising receiving an optical signal, splitting the optical signal into a first split optical signal and a second split optical signal, delaying the first split optical signal, tuning the delayed first split optical signal, tuning the second split optical signal, and delaying the tuned second split optical signal.




rat

Tensile strained semiconductor photon emission and detection devices and integrated photonics system

Tensile strained germanium is provided that can be sufficiently strained to provide a nearly direct band gap material or a direct band gap material. Compressively stressed or tensile stressed stressor materials in contact with germanium regions induce uniaxial or biaxial tensile strain in the germanium regions. Stressor materials may include silicon nitride or silicon germanium. The resulting strained germanium structure can be used to emit or detect photons including, for example, generating photons within a resonant cavity to provide a laser.




rat

Catalytic generation of metastable singlet oxygen

Singlet oxygen metastables can be formed. A catalytic coating is formed on an interior surface of a flow reactor, and an oxygen containing species is flowed into the flow reactor to produce singlet oxygen metastables by a chemical reaction in the presence of the catalytic coating.




rat

Surface emitting laser, surface emitting laser array, and optical apparatus having surface emitting laser array

There is provided a surface emitting laser allowing a direction of a far-field pattern (FFP) centroid to be inclined from a normal direction of a substrate providing the surface emitting laser, comprising: a substrate; a lower reflecting mirror, an active layer, an upper reflecting mirror stacked on the substrate; and a surface relief structure located in an upper portion of a light emitting surface of the upper reflecting mirror, the surface relief structure being made of a material allowing at least some beams emitted from the surface emitting laser to be transmitted therethrough, a plurality of regions having a predetermined optical thickness in a normal direction of the substrate being formed in contact with other region in an in-plane direction of the substrate, and a distribution of the optical thickness in the in-plane direction of the substrate is asymmetric to a central axis of the light emitting regions.




rat

Hybrid laser light sources for photonic integrated circuits

A light source for a photonic integrated circuit may comprise a reflection coupling layer formed on a substrate in which an optical waveguide is provided, at least one side of the reflection coupling layer being optically connected to the optical waveguide; an optical mode alignment layer provided on the reflection coupling layer; and/or an upper structure provided on the optical mode alignment layer and including an active layer for generating light and a reflection layer provided on the active layer. A light source for a photonic integrated circuit may comprise a lower reflection layer; an optical waveguide optically connected to the lower reflection layer; an optical mode alignment layer on the lower reflection layer; an active layer on the optical mode alignment layer; and/or an upper reflection layer on the active layer.




rat

Bookbinding apparatus and image forming system

A bookbinding apparatus for producing a booklet by coating an adhesive onto a back side of a bundle of sheets and by pasting a book cover onto the back side of the bundle of sheets, comprises: an oblique cutout portion forming section to form a cutout on an edge of each sheet of the bundle of sheets in such a way that an oblique cutout portion is formed along the width of the back side of the bundle of sheets; a sheet bundle accommodating section to accommodate the bundle of sheets on which the oblique cutout portion is formed; a coating section to coat an adhesive on the back side of the bundle of sheets accommodated in the sheet bundle accommodating section; and a bookbinding section to paste a book cover on the adhesive-coated back side of the bundle of sheets so as to produce the booklet.




rat

Scanner capable of detecting the orientation of arranged document and image reading apparatus including the same

Disclosed are a scanner and an image reading apparatus including the same. The scanner can include a transparent plate, a scanning unit configured to scan a document on the transparent plate, a first sensor and a second sensor. The first sensor is positioned in a first document zone that is associated with an area in which a first document type is to be positioned based on a first alignment reference point provided on the transparent plate. The second sensor is positioned in a second document zone that is associated with an area in which a second document type of a different size is positioned based on a second alignment reference point provided on the transparent plate. The first document zone and the second document zone are non-overlapping zones. The document type and/or orientation can be determined based on the detection signals from the first and second sensors.




rat

Notch forming device, bookbinding apparatus and bookbinding system

A notch forming device, comprises a notch forming section to form a notch on an edge of a sheet constituting a sheet bundle to be outputted in accordance with an execution of a job; a shifting section to shift a position of a notch to be formed on a sheet by the notch forming section; and a control section to control the shifting section. When plural sheet bundles are outputted in accordance with the execution of the job, the control section controls the shifting section to make a position of a notch on a leading sheet of each sheet bundle at the same position.




rat

Sheet processing apparatus having a sheet insertion function, control method therefor, image forming apparatus, and program for implementing the control method

A sheet processing apparatus which is capable of improving operability while suppressing an increase in apparatus size. In a front cover insertion mode, an insertion sheet for a front cover is inserted into a bundle of sheets on which images have been formed, and in a rear cover insertion mode, an insertion sheet for a rear cover is inserted into the bundle of sheets. Insertion sheets for the front cover and insertion sheets for the rear cover are set with the same orientation in a manual feed tray 105. An insertion sheet for the front cover stored in the manual feed tray 105 is conveyed to a finisher 500 in one of a face-down state and a face-up state. An insertion sheet for the rear cover stored in the manual feed tray 105 is conveyed to the finisher 500 in the other of the face-down state and the face-up state. The insertion sheets for the front cover and for the rear cover conveyed from the manual feed tray 105 and the sheets on which images have been formed are stacked on the finisher 500.




rat

Notepad forming method and apparatus therefor

Theres is disclosed a device (10) for manufacturing a notepad (15) comprising a stack of sheets, a first side of each sheet having an adhesive to attach the first side to a reverse face of a sheet immediately facing said first side in said stack. The device (10) including a sheet feeder (20) for loading one or more loose sheets (24) of similar dimensions with the reverse face of each sheet (24) in said stack facing in the same direction and feeding each said sheet downstream of said device (10). A cutting means (40) is provided to cut each sheet (24) or a number of said sheets (24) to predetermined dimensions. An adhesive applicator (60) applies adhesive to a portion or portions of the first side of each sheet (24). A stacking means (100) stacks the cut sheets one on top of the other whereby a forming means (120) forms the cut sheets together to form the notepad (15).




rat

Method and apparatus for producing stacks which form book blocks

In order to form stacks, of which each forms a book block, folded sheets are provided with an adhesive application or layer of adhesive before they are placed on one another. Said adhesive application is applied to the sheets adjacent to the folded edge of said sheets and extends in the direction of said folded edge which comes to lie in the spine of the book block. The adhesive can be applied as a continuous track or as a track which is interrupted multiple times, or else in a punctiform manner. The sheets are joined to one another in the stack by means of said adhesive application, with the result that they maintain their position within the stack during further transport of the stack.




rat

Apparatus for and a method of determining condition of hot melt adhesive for binding of a perfect bound book

Apparatus is disclosed for controlling the depth of a layer of a layer of adhesive on a peripheral surface of a rotary member (e.g., a wheel) for the application of the adhesive to an object. The apparatus comprises a heated reservoir containing a supply of hot melt adhesive maintained within a desired temperature range, where the rotary member is partially immersed in the adhesive and is rotated by a motor such that the as the rotary member is rotated up out of the peripheral surface of the rotary member has the layer of adhesive thereon. A computer controls system controls the motor such that the speed of the rotary member may be increased or decreased so as to vary the depth of the adhesive on the peripheral surface of the rotary member.




rat

Compressive album manufacturing apparatus

Disclosed is a compressive album manufacturing apparatus in that independent areas for performing an aligning process, a heat providing process, a compressing process, and a cooling process respectively are formed in the multistage compressive album manufacturing apparatus, so that each process, which is done by hand, is merged into one, thereby rapidly manufacturing the bulk of compressive albums.




rat

Binding apparatus

A binding apparatus performs a binding process by bonding the end side of the sheet bundle, and is provided with a notch cutter that forms a notch in the end side used in the sheet binding process in the middle of the sheet conveyance path of the binding apparatus. The notch-forming unit includes a pair of sheet conveyance guides for forming a part of the sheet conveyance path, a cutter provided in a rotatably supported bracket, and a biasing means for applying a force to the cutter to face the sheet conveyance path formed by a pair of the sheet conveyance guides at all times.