baber/WOPTO huggingface dataset:
Patent JP-H0386983-A (JP)
Title: Optical disk
Inventor: YOSHII MASAKI
IPC: G11B7/24097
Filed: 1989-08-30
Abstract: PURPOSE:To prevent deformation caused by loading when a hub is assembled by providing a projecting part on an opposite face corresponding to a hub assembly welding part for rotary shaft insertion. CONSTITUTION:Optical disk substrates 2 and 2' equipped with information faces 3 and projecting parts 4, protecting film layer 5 and hub 6 equipped with a rotary shaft insertion center hole 7 are provided. By providing the projecting parts 4 in positions corresponding to welding parts 7 on a substrate recording face side, at the time of welding, the load to be loaded to the welding parts 8 can be received by the projecting parts 4. Thus, the substrate can be prevented from deformed by the load with the protecting film layer 5 or an adhering layer as an elastic floor and an optical disk with small deformation can be obtained.
Patent JP-S61104306-A (JP)
Title: Magnetic head
Inventor: TAKAHASHI SHIRO
IPC: G11B5/187
Filed: 1984-10-22
Abstract: PURPOSE:To reduce the residual distortion generated near a magnetic gap by providing high-hardness nonmagnetic ceramics, whose coefficient of thermal expansion can be changed by compounding, in a part of a track width control groove which controls the track width of the magnetic gap. CONSTITUTION:Plural V-shaped grooves 12 are formed on an upper face 11a of a ferromagnetic oxide block 11 consisting of a ferrite or the like, and the second V-shaped grooves 15 are formed on the upper face 11a after packing a high-melting point glass 14 in grooves 12, and a thin film 20 consisting of a 'Sendust(R)' or the like is sputtered on the upper face 11a. A high-hardness nonmagnetic ceramics block 21 having projecting parts 21a to be fitted to these grooves 15 is formed, and projecting parts are fitted to grooves 15, and a low-melting point glass 23 is placed in positions where the block 21 is not arranged, and the thin film 20 and the block 21 are adhered to each other, and an excess part of the block 21 is eliminated. Two block 11 are obtained in this manner, and a winding groove 31 and a glass groove 32 are formed in one block 11, and both of them are welded with the low-melting point glass through a gas spacer consisting of an SiO2 or the like, and parts near the glass groove 32 are removed, and this joined material is cut along lines A-A and A'-A' to produce a magnetic head.
Patent JP-H0399826-A (JP)
Title: Method and device for manufacturing bent plastic curved piece
Inventor: HENKU DAIKUMAN ZEENIORU
IPC: A41C3/12
Filed: 1990-08-24
Abstract: PURPOSE: To simply produce a curved plastic piece in high productivity by winding an endless thermoplastic wire in a coil form in a plastically deformable state and cooling the wound wire to cut off the curved piece. CONSTITUTION: A winding core 8 is rotated centering around an axial line A by a motor and has an eccentric axis or an oval shape. The winding core 8 has an annular housing groove 10 on its outer peripheral surface 9 and the high temp. plastic wire 3 extruded from an extrusion molding machine 2 is guided within the housing groove 10 to make one revolution perfectly. A pressing roller 11 comes into contact with the peripheral surface 9 at each rotary position of the winding core 8. The plastic wire 3 is cooled by the water flowing out of a water supply pipe 13 to become the peripheral shape of the peripheral surface 9. A separation plate 6 is arranged within the transfer range between the winding core 8 and a cylinder 14 and the plastic wire 3 is guided to the surface of the cylinder 14.  A coil 15 reaches proper length on the cylinder 14 and the plastic wire 3 is cut within the range of the winding core 8 to form a plastic curved piece 1.
Patent JP-2000052382-A (JP)
Title: Injection molding die
Inventor: OKUWA HAJIME
IPC: B29C45/40
Filed: 1998-08-05
Abstract: PROBLEM TO BE SOLVED: To prevent a box section of a molded product from stretching and whitening at the time of release of the molded product and secure the strength of a pin for protruding the box section even when the box is of extremely thin wall in an injection molding die for injection molding the molded product with at least one box in a cavity and having ejector pins for releasing the molded product by protruding the molded product after mold opening. SOLUTION: A core section 14 for forming a box is formed at least on one of ejector pins. Preferably the protruding stroke of the ejector pins not having the core sections for forming the box is set larger than the protruding stroke of the ejector pin (a core pin) having the core section.
Patent JP-H07275025-A (JP)
Title: Mounting structure of stand leg
Inventor: SHINKO MASATOMO
IPC: A47G1/14
Filed: 1994-09-16
Abstract: PURPOSE:To enhance stability in supporting by preventing the turning of stand legs being kept stretching out surely. CONSTITUTION:Stand legs 14 are mounted rotatably between a stretching position at which they are stretched out behind the body base 12 and a folding position at which they are along the rear of the body base 12 upside down from the stretching position centered on a support shaft 15 inclined upward with respect to a line L2 longitudinally and across the thickness of the body base 12.
Patent JP-S61100632-A (JP)
Title: Vibration tester
Inventor: YATO JUNICHI
IPC: G05B9/02
Filed: 1984-10-24
Abstract: PURPOSE:To automatically adjust the zero point of a vibrator, by detecting the drift of the zero point of a hydraulic vibrator by the change in the differential pressure of said hydraulic vibrator. CONSTITUTION:A three-dimensional vibration stand 1 is constituted of vibrators 2, 3 for imparting vibration in an X-direction, a static pressure joint 4, vibrators 5, 6 for imparting vibration in a Y-direction and a vibrator 18 for imparting vibration in a Z-axis direction. Pressure converters 7, 8 are attached to the vibrator 6 and an amplifier for amplifying the difference between the outputs of both converters 7, 8 and a display device for displaying differential pressure are provided to detect the generation and magnitude of a zero point drift. Further, a zero point adjusting signal is generated from an operator corresponding to the magnitude of the drift and the zero point of a displacement meter 16 is adjusted so as to remove the restriction force by the drift between vibrators.
Patent JP-S61101060-A (JP)
Title: Semiconductor device
Inventor: FURUKAWA MICHIAKI
IPC: H01L23/498
Filed: 1984-10-24
Abstract: PURPOSE:To assure solid fixation and electric connection of bar type outer terminal by a method wherein a bar type terminal with bumps exceeding two each is inserted into a throughhole formed into a package substrate. CONSTITUTION:A bar type outer terminal 3 with bumps 14 exceeding two each is inserted into a throughhole 13 formed into a package substrate. At this time, the bumps 14 are urged on the wall (wiring 13) of through hole. Through these procedures, the terminal 3 may assure solid fixation and electric connection.
Patent JP-H0540938-A (JP)
Title: Recording and reproducing method for digital sound track on movie film
Inventor: OGA NORIO
IPC: G03B31/02
Filed: 1991-08-08
Abstract: PURPOSE:To secure the number of bit required for each channel of a digital audio recording while leaving a conventional analog audio recording track and to record the digital audio of multiple channels while securing interchangeability with a conventional method. CONSTITUTION:The analog audio recording track 7 and the digital audio recording track 8 are provided on the movie film 4, and analog audio signals are recorded and reproduced for the analog audio recording track 7 by the ordinary analog recording and reproducing method. For the digital audio recording track 8, a high quality digital audio data is generated from the audio information of a specific channel, and simultaneously the digital audio data that is compressed from the audio information of other channels is generated, and each of these digital audio data is recorded and reproduced.
Patent JP-S6464305-A (JP)
Title: Using method for superconductor
Inventor: YODA KIYOSHI
IPC: H01L39/00
Filed: 1987-09-04
Abstract: PURPOSE:To hold a superconductor in a superconducting state for a long time by incorporating the superconductor in a sealed structure, and sealing a releasable element of component elements of the superconductor in the structure to prevent the component element from releasing from the superconductor. CONSTITUTION:A sealed structure, i.e., a sealed vessel 1, oxygen 2, and a coil 3 of oxide superconductor, such as La-Ba-Cu-O are provided. The concentration of the oxygen 2 is so set as to be a balanced state with that of the oxide superconductor 3, thereby preventing the oxygen from releasing from the superconductor 3.
Patent JP-S6283356-A (JP)
Inventor: ISHII HIROMASA
IPC: C04B35/057
Filed: 1985-10-04
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-H1157600-A (JP)
Title: Working method
Inventor: AOKI MOTOHISA
IPC: B05D3/10
Filed: 1997-08-19
Abstract: PROBLEM TO BE SOLVED: To lessen the working time for a product change by horizontal rotatably clamping works on a pallet and executing a cleaning stage and a coating application stage in this order without changing chucks. SOLUTION: Coating film formation is executed by transferring the works 1 which are clamped in the cleaned state in the previous state and are horizontally rotatably held on the pallet to a coating application stage by the movement of the pallet, lowering a coating application head 40 elastically pressed by piano wires 20, discharging a coating liquid from the tips of the nozzles 31 and bringing blade surfaces 22 into contact with the works 1. One set each up to the blades 21, 22 from a holding tank 25 is prepd. for one piece each of the works and the set number equal to the number of the works is mounted at one bar. The bars are lowered as the works 1 arrive. The total number of the works on the pallet are then coated at one time and the bars are risen when the coating ends.  There are plural coating a stages and the sets holding the different coating liquids are prepd. at the time of coating of the multiple layers. The influence of the sag of the coating liquids is prevented and the jig changes at the time of changing the kinds are decreased.
Patent JP-S6467281-A (JP)
Title: Coater of liquid substance for ultrathin band-shaped material
Inventor: SUZUKI MITSUYUKI
IPC: B05C9/14
Filed: 1987-09-08
Abstract: PURPOSE:To prevent a ultrathin band-shaped material from being impaired by generation of unreasonableness by fitting both side parts of the ultrathin band-shaped material to pin seats provided to a chain conveyor and carrying it between a liquid tank and a drying chamber. CONSTITUTION:An ultrathin band-shaped material (a) is introduced into a liquid tank 4 and coated with liquid substance in the liquid tank 4 and thereafter introduced into a drying chamber 6 and subjected to drying-treatment. In this case, a chain conveyor 7 running between the liquid tank 4 and the drying chamber 6 is provided and both side parts of the ultrathin band-shaped material (a) are fitted to pin seats 8 provided to the conveyor 7. Furthermore slits for passing the material (a) carried with the conveyor 7 are provided to the liquid tank 4. In other words, the material can be surely carried with the pin seats and force is uniformly exerted on the material and therefore the material is prevented from being impaired by generation of trouble observed in a conventional example, namely unreasonableness on the material.
Patent JP-2001047581-A (JP)
Title: Photocatalyst-coated polyester film
Inventor: NIIMI YASUSHI
IPC: B32B27/36
Filed: 1999-08-05
Abstract: PROBLEM TO BE SOLVED: To provide a film coated with a photocatalyst layer scarcely susceptible to decomposition due to a photocatalystic activity even in the case of forming the photocatalyst layer having excellent weather resistance, durability and high activity thereon. SOLUTION: In the polyester film having a surface layer containing a photocatalyst on a surface of a film base, the film is formed of a two-layer oriented polyester film, one (layer A) of the film contains an ultraviolet absorbent, another layer (layer B) of an opposite side to the layer A does not substantially contain the absorbent, and a surface layer containing the photocatalyst is provided on the layer B.
Patent JP-H0678476-A (JP)
Title: Generator system
Inventor: SATO KOJI
IPC: H02P9/04
Filed: 1992-08-21
Abstract: PURPOSE:To prevent stop of an entire generator system due to a voltage drop of a power source owing to an abrupt load change, an instantaneous power interruption. CONSTITUTION:A generator system systematically cooperates a non-utility generator system J having a gas turbine 2 for driving a generator 1 and a gas compressor 3 for supplying high temperature and high pressure gas to the turbine 2 and a commercial power system S, and comprises an AC/DC converter 4 having a delay element and mounted at a power source side of the compressor to absorb abrupt drop of a commercial power source voltage due to an abrupt change of a load or an instantaneous power interruption.
Patent JP-S6465874-A (JP)
Title: Manufacture of semiconductor device
Inventor: MUNENO HIDEHIRO
IPC: H01L21/336
Filed: 1987-09-07
Abstract: PURPOSE:To manufacture a semiconductor device easily which is provided with a diffusion layer not only thin but also small in electric resistance by a method wherein a diffusion layer is formed in a substrate through a source poly-silicon layer and a drain poly-silicon layer both formed on the substrate as a diffusing source, and an electrode is formed on these layers each. CONSTITUTION:A poly-silicon layer is provided to a silicon substrate 1, patterning is performed thereon by implanting the impurity ions for the formation of a source section 4 and a drain section 5, and the substrate 1 is subjected to a heat treatment tor the formation of a silicon oxide film 6 which covers the whole face, when impurity is diffused into the corresponding regions of the substrate 1 for the formation of a low concentrated diffusion layer 7 through the source section 4 and the drain section 5 utilized as a diffusion source. A gate electrode 9 of aluminum is formed through sputtering evaporation, etching, or the like and impurity ions are implanted through the gate electrode used as a mask, so that a high concentrated diffusion layer is formed in the region 7. Thereafter, a source electrode 13 and a drain electrode 14 both of aluminum are formed on the layers 4 and 5 respectively, and thus a MOSFET semiconductor device short in a gate length is easily formed, which is provided with a diffusion layer not only shallow but also small in electric resistance.
Patent JP-S59113637-A (JP)
Title: Vacuum tape bonder for wafer
Inventor: ONO TAKATOSHI
IPC: B65H35/07
Filed: 1982-12-20
Abstract: PURPOSE:To paste an adhesive tape on the semiconductor wafer without pressing, to automate a tape bonding process and to shorten bonding time and paste the tape on the wafer uniformly by each decompressing an upper airtight chamber and a lower airtight chamber mutually separated by the adhesive tape and pasting the adhesive tape on the semiconductor wafer by the difference of atmospheric pressure. CONSTITUTION:A mounting frame 23 is placed on a sliding table 7 under the state in which the semiconductor wafer 24 is encased in the central opening 23a of the mounting frame. The sliding table 7 is lifted and inserted into a lower housing 2', and the surfaces to be bonded of the semiconductor wafer 24 and the mounting frame 23 are arranged near the bonding surface of the adhesive tape 25 while the lower housing 2' and the sliding table 7 are closed in an airtight manner by an O ring 10. An upper housing 2 is dropped, the adhesive tape 25 is pushed against the upper end surface of the lower housing 2' by an O ring 9 fitted to the lower end surface of the upper housing, and a section between the upper and lower housings is sealed in an airtight manner. The upper airtight chamber and the lower airtight chamber are each decompressed, and the adhesive tape 23 is each pasted on the upper surfaces of the semiconductor wafer 24 and the mounting frame 23 by the difference of atmospheric pressure between both chambers.
Patent JP-H0776099-A (JP)
Title: Ink container for ink jet recording apparatus
Inventor: MOTAI HIDEKAZU
IPC: B41J2/175
Filed: 1993-09-08
Abstract: PURPOSE:To reutilize waste ink by returning the waste ink generated by recovery operation and preparatory emission to an ink container in an ink jet recording apparatus. CONSTITUTION:An ink container capable of reutilizing waste ink generated by recovery operation and preparatory emission has an ink supply container and a waste ink storage container. By making both of the ink supply container and the waste ink storage container replaceable, waste ink can be reutilized. Further, by arranging ink supply and waste ink storage parts in the ink container in many stages or a plurality of stages, waste ink can be reutilized by one ink container. Therefore, waste ink discharged and discarded heretofore by the sucking operation of a recovery system can be reutilized.
Patent JP-H0548979-A (JP)
Title: Image pickup device
Inventor: ADACHI MITSUNORI
IPC: H04N5/335
Filed: 1991-08-09
Abstract: PURPOSE:To read the image at high resolution at high speed only with a fine movement in a vertical direction by providing plural imaging devices so that they can be deviated within a prescribed range in the horizontal direction for respective branched optical axes. CONSTITUTION:Plural two dimensional imaging devices 10 and 11 are provided so that the image formation light of an object 1 can be relatively deviated in the horizontal direction at a certain interval with respect to optical axes 3a and 3b branched in a light branching element 9. The respective light is converted into an electric signal, a fine movement device 12 is controlled to move the imaging devices 10 and 11 in the vertical direction by a synchronizing device 13, and the storage position of an image memory 6 is controlled to constitute the image of the object 1 in the memory 6. Thus, horizontal resolution can be improved without moving the imaging devices in the horizontal direction and the image at high resolution can be read at high speed without increasing the number of signal picture elements.
Patent JP-S60116859-A (JP)
Title: Method of improving starting performance of diesel engine
Inventor: OOISHI KIYOHIKO
IPC: F02B3/06
Filed: 1983-11-28
Abstract: PURPOSE:To prevent drop of voltage and to thereby improve the starting performance of a Diesel engine, by supplying current only to a glow plug at the time of operating a starter while stopping current supply to an intake-air heating, electric heater disposed in an intake passage, and supplying current to said heater when the starter is not in operation. CONSTITUTION:When a key switch 12 is closed in starting an engine, relay switches 13, 9 are closed in case that the temeperature of cooling water detected by a water-temperature sensor 22 is lower than a predetermined value, and current is supplied to a glow plug 10 and an intake-air heating, electric heater 18, so that air in a combustion chamber 4 and an intake passage 17 is heated. Subsequently, when a starter switch 23 is closed after confirmation of the fact that a ''start OK'' indicator 20 is lighted after passing of a predetermined time T1, only a relay switch 19 is opened and current supply to the heater 18 is stopped. At the same time, a starter is set into operation at a rated voltage and the engine 1 is started. During the above while, the glow plug 10 is heated continuuously for promoting vaporization and ignition of fuel.
Patent JP-S6378858-A (JP)
Title: Antiskid device
Inventor: KUROMITSU HIROSHI
IPC: B60T8/50
Filed: 1986-09-24
Abstract: PURPOSE:To obtain a suitable feeling of antiskid action, by setting a master cylinder to slightly communicate with a wheel cylinder when a cut valve closes its spool, in the case of an antiskid device for an automobile. CONSTITUTION:If a brake pedal 21 is stepped in under a condition of normal running, a pressure of fluid in a master cylinder 22 is supplied to a wheel brake 24. When an antiskid device operates performing the antiskid action, the device, in which a cut valve 11 closes its spool 12 by selecting a solenoid valve 23, cuts pressure oil to the brake 24 while discharges pressure oil from the brake 24 to a reservoir 11e. Here the master cylinder 22 slightly communicates with the brake 24 through a fine groove 12e, consequently a fine increasing and reducing brake pressure, caused by opening and closing the solenoid valve 23 and a pump 25, is transmitted to the master cylinder 22. In this way, a feeling of the antiskid action can be obtained from the brake pedal with no generation of a large pedal shock.
Patent JP-H0859897-A (JP)
Title: Rubber composition
Inventor: UTSUNOMIYA SHINGO
IPC: C08K3/00
Filed: 1994-08-16
Abstract: PURPOSE: To provide an additive which can prevent a rubber composition from foaming when vulcanized, can act as a useful filler for rubber, and does not adversely affect the vulcanization of rubber. CONSTITUTION: This composition is one prepared by milling blast-furnace slag as an essential component which substitutes for part of a common filler.
Patent JP-H0866235-A (JP)
Title: Toothbrush
Inventor: ISHII TOMOUMI
IPC: A46B5/00
Filed: 1994-08-26
Abstract: PURPOSE: To provide the toothbrush for which there is no strange feeling inside the mouth, further, the responsiveness of plant pedestal to the operation applied to a holding part is improved and the feeling of use is improved. CONSTITUTION: Concerning a toothbrush 10, the thickness of a neck part at the position of 45mm from the tip of a planted pedestal 13 is less than 5.8mm together with width and thickness, and the natural vibration frequency of the neck part 12 and the planted pedestal 13 is more than 120MHz together with longitudinal vibration in the thickness direction and lateral vibration in the breadthwise direction.
Patent JP-H10220774-A (JP)
Title: Microwave oven
Inventor: KIN KOSHU
IPC: H05B6/76
Filed: 1997-08-20
Abstract: PROBLEM TO BE SOLVED: To prevent high frequency waves radiated to a cooking chamber from a magnetron leaking to the outside through between a front surface plate of a body and a back of a door. SOLUTION: A close contact plate 521 is resiliently supported on a back surface of a door 400 such that a tip end surface 522 is exposed to the outside, and the tip end surface 522 of the close contact plate 521 is brought into close contact with a front surface plate 100a of the body 100 when the door 2 is closed to prevent any gap from being formed therebetween. Thus, high frequency waves radiated into a cooking chamber 200 from a magnetron are prevented from leaking to the outside through between the back surface of the door 400 and the front surface plate 100a of the body 100.
Patent JP-2001049995-A (JP)
Title: Segment joint structure
Inventor: YOKOMIZO FUMIYUKI
IPC: E21D11/04
Filed: 1999-08-06
Abstract: PROBLEM TO BE SOLVED: To correctly mount circumferentially adjacent segments on each other in assembling and joining a plurality of segments in a ring shape on an end face in the axial direction of an existing segment ring. SOLUTION: Firstly, as illustrated by the arrow (1), a side edge of a new segment 22 is agreed with a side edge of an existing segment 20, and a solid tapered body 10a is inserted in a notch 20a. Then, as illustrated by the arrow (2), the new segment 22 is moved in the direction of a blank arrow, the solid tapered body 10a is passed into a tapered hole 16a of a movable engagement body 16. After the surface of the solid tapered body 10a is brought into contact with an inner surface of the movable engagement body 16, the movable engagement body 16 is advanced while elastically compressing an elastic material 18. When end faces in the axial direction of both segments 20, 22 are agreed with each other, the reaction F caused by the elasticity of the elastic material 18 is generated, and both segments can surely be tightened without generating any play by this reaction.