baber/WOPTO huggingface dataset:
Patent JP-H07283462-A (JP)
Title: Gas laser
Inventor: OKAMOTO NOBORU
IPC: H01S3/08
Filed: 1994-04-13
Abstract: PURPOSE:To provide a gas laser in which dust generated by main discharge is removed effectively from the discharge space. CONSTITUTION:A gas laser of a structure, wherein a gas laser medium is excited by discharge and a laser beam us generated, is provided with a laser tube 1, a main electrode consisting of a cathode 2 and an anode 3, which are arranged in such a way as to separately oppose to each other in this tube 1 and are formed with a discharge space port for exciting by discharge the gas laser medium between them, and pin electrodes 8 and 9 for preionizing the discharge space part 11 prior to main discharge of the main electrode. Moreover, the gas laser is provided with a fan 12 for circulating the gas laser medium in the direction to intersect the direction where the cathode is separated from the anode in the space part 11 and a suction machine for circulating the medium between the surface side, which is turned to the discharge space part side, of the electrode of at least one side of the cathode 2 and the anode 3, and the rear side.
Patent JP-H04286124-A (JP)
Title: Manufacture of heterojunction bipolar transistor
Inventor: TANAKA SHINICHI
IPC: H01L29/73
Filed: 1991-03-14
Abstract: PURPOSE:To simplify manufacturing steps and to improve uniformity, and reproducibility of element characteristics by epitaxially growing a base electrode metal on an outer base layer of a heterojunction bipolar transistor. CONSTITUTION:When a heterojunction bipolar transistor having a structure in which main layers of a collector layer 3, a base layer 4, and an emitter layer 5 are laminated on a semiconductor substrate, is manufactured, a step of etching an outer region of the transistor to expose the base layer or a base layer sectional part, a step of regrowing an outer base layer, and a step of epitaxially growing a metal single crystal on the outer base layer, are included.
Patent JP-H08272504-A (JP)
Title: Character input device
Inventor: NAITOU KIKUO
IPC: G06F3/0489
Filed: 1995-03-30
Abstract: PURPOSE: To obtain a character input device having an assign guide with high visibility by executing the display of function guide information by means of the same arrangement way as that of a keyboard by following key arrangement corresponding to a keyboard type which is stored in a keyboard type storage means. CONSTITUTION: The type of the connected keyboard is obtained by a keyboard type obtaining means 1g at first. It can be obtained from information, etc., held by a basic system to be operated. Then, the keyboard type stored in the keyboard type storage means 1f with the obtained keyboard type as a key is retrieved by a control means 1c. The control means 1c utilizes the retrieval result of the keyboard type which is stored in the keyboard type storage means if so as to obtain key arrangement corresponding to the keyboard being used at present from a key arrangement storing area. Then, a function menu being a function guide is displayed on a display means 1b by a form where obtained key arrangement is reflected.
Patent JP-H03277873-A (JP)
Title: Rod sealing device for stirling engine
Inventor: KATSUTA HIROYUKI
IPC: F02G1/053
Filed: 1990-03-23
Abstract: PURPOSE:To prevent the rise of oil to a working piston side by installing a unidirectional valve for allowing the flow of fluid from the first pressure chamber formed in an intermediate member between the second sealing member and the first sealing member into the second pressure chamber formed in the intermediate member between the first sealing member and a bearing member. CONSTITUTION:If a second sealing member 17 is not provided with direction performance in a sealing part, the pressure in the first pressure chamber 19 is held at the average pressure of the pressure variation in the back surface space of a working piston 10, and the pressure in the second pressure chamber 18 is secured to be over the pressure in the first pressure chamber 19 by a unidirectional valve 21. Accordingly, the action of the reverse pressure for deflecting the sealing part so as to be separated from a rod to a first sealing member 16 is prevented, and since the sealing part of the first sealing member 6 possesses the high sealing faculty for the shift of fluid from the second pressure chamber 18 side to the first pressure chamber 19 side, the superior sealing performance can be developed.
Patent JP-S63243644-A (JP)
Title: Air shower booth
Inventor: KATO CHIYUKI
IPC: F24F7/06
Filed: 1987-03-30
Abstract: PURPOSE:To use simultaneously air shower booths by a number of operators by a method wherein at the air shower booths such as clean rooms, etc., a space is formed into a cylindrical structure and radial partition plates are installed on a circular floor so as to be rotatable together with the floor. CONSTITUTION:An operator enters a single booth partitioned by partition plates 14 from a gap between a shielding plate 15 and a pressurized chamber 12 and the plates 14 are gradually rotated together with a grating 8 by the rotation of a shaft 1 supported at a ceiling 2 through bearings 5 and when the booth arrives at the location of a gap D located at the opposite side of the gap C, the operator enters a clean room. During that time, dust on the operator is removed by clean air ejected from ejecting ports 13 and the got rid of the dust is sucked in by a compressor 9 and is cleaned by a filter 10 and then circulated. Thus, a number of operators can use the booths simultaneously and polluted air outside the clean room can be prevented from intruding into the clean room.
Patent JP-H08266767-A (JP)
Title: Overlock sewing machine
Inventor: MATSUO OSAMU
IPC: D05B19/16
Filed: 1995-03-30
Abstract: PURPOSE: To simply perform the lapping seam by an overlock sewing machine by one thread tension device without requiring troublesome tension adjusting work and changing a thread route at a time of the changeover of sewing. CONSTITUTION: The device is provided with a thread tension shaft 22 supported by a sewing machine cover so as to be capable of advancing and retreating, a pair of the tension discs loosely fitted in the thread tension shaft 22, a coil spring 25 imparting thread tension necessary for forming an edge looping stitch to the lower looper thread passing through the gap between the tension discs and the spring presser fitted and pressed to the small diameter part 21 of the thread tension shaft 22 at a slit part.  Further, the device is provided with a coil spring 42 pushing in the spring presser to push in the thread tension shaft 22 and imparting tension necessary for forming lapping seam to the lower looper thread passing through the gap between the tension discs along with the coil spring 25 and a lever 44 revolved by the operation of a feed amt. regulating dial 11 and pushing a spring pressure 41 against the action of the spring 25.
Patent JP-S63242068-A (JP)
Title: Film support and position adjusting device
Inventor: HIRAMATSU AKIRA
IPC: H04N5/253
Filed: 1987-03-30
Abstract: PURPOSE:To facilitate the film loading operation, holding of flatness and position adjustment by providing a film holding means having plural projections and perforated plate and a means moving the means. CONSTITUTION:A holder 202 with a holding mechanism 101 of a position adjusting mechanism 201 loaded thereto is supported to a film stage 6 movably via rails 203a, 203b fixed to the film stage 6 and balls 204a, 204b and moved minutely horizontally by a fine adjustment member 207. Guide pins 103a-103d fitted to the perforation of the film to position the film are provided to the holder member 103 in the holding members 102, 103 of the holding mechanism 101 and glass plates 104, 105 are used to keep the flatness of the film and fixed to the holding members 102, 103. Thus, the film flatness is kept and the position is regulated by the guide pin and the position is changed optionally by the positioning mechanism.
Patent JP-H02251496-A (JP)
Title: Preparation of ic card
Inventor: SHIOBARA MASAMI
IPC: B42D15/10
Filed: 1989-03-27
Abstract: PURPOSE:To enhance the productivity of an IC card and to prevent the positional shift of an IC module by a method wherein mold clamping is performed while the IC module is sucked and fixed to a mold from a through-hole to inject a synthetic resin in a cavity to mold the IC card substrate. CONSTITUTION:The front surface 39 of a module fixing movable part 38 is retracted from the front surface 33 of a peripheral edge movable part 32 and a cavity forming movable part 35 is advanced ahead of the module fixing movable part 38 to form a recessed place 44 at the position of the module fixing movable part 38 in the cavity forming movable part 35. An IC module 21 is inserted in the recessed place 44 so that the rear of the IC module 21 is turned downwardly and the through-hole 41 of the movable part 38 is closed by the insulating substrate 25 of the IC module 21 and the IC module 21 is sucked to the front surface 39 of the movable part 38 by a suction device. The whole of a movable mold 31 is allowed to advance while the movable part 35 is retracted so that the front surface 36 of the cavity forming movable part 35 is made flush with the front surface 39 of the module fixing movable part 38 and the peripheral edge movable part 32 of the movable mold 31 is closely brought into contact with a fixed mold 47 to perform mold clamping and a synthetic resin is injected to prepare an IC card 10 having the IC module 21 built therein.
Patent JP-H06288418-A (JP)
Title: Friction controlling method
Inventor: KIMURA YOSHIJI
IPC: F16D69/00
Filed: 1993-03-31
Abstract: PURPOSE:To prevent a delay of a control speed and to facilitate minute adjustment by putting a dielectric anisotropic crystalline liquid between machine elements, which relatively move in a frictional contact condition and are in an electrically insulating condition, so as to make a lubricative condition, impressing alternating voltage between the machine elements, and varying its frequency so as to control a friction characteristic. CONSTITUTION:A lubricative condition is made by putting a dielectric anisotropic crystalline liquid between machine elements, which relatively move in a frictional contact condition mutually and are in an electrically insulating condition, such as a bearing. The electrically insulating condition for the machine elements is formed by an insulating material film such as a polyamide film. One or a combination of crystalline liquid materials having fluidity in an ordinary temperature is used. An alternating voltage is impressed between the machine elements, and a friction characteristic is controlled by varying its frequency.
Patent JP-S51151114-A (JP)
Title: Synchronous signal composite circuit
Inventor: SAGAWA AKIO
IPC: G11B20/14
Filed: 1975-06-20
Abstract: PURPOSE: The synchronous signal composite circuit shall be provided, of which recording density of data signal is not decreased by the pulse recurrence interval of an index pattern. 
     COPYRIGHT: (C)1976,JPO&Japio
Patent JP-S57189184-A (JP)
Title: Correcting method for deterioration of photoreceptor
Inventor: YAMANOBE KOUJI
IPC: G03G21/00
Filed: 1981-05-18
Abstract: PURPOSE:To make correction with suppressed exposure, by repeating that the output of a bias power supply and of a high voltage power supply for charging is increased with the rising of the potential at the background due to degrading of a photoreceptor and the output of an exposure power supply is controlled after the potential reaches a prescribed charging potential. CONSTITUTION:A surface electrometer 10 measures a latent image of a reference patter on a photoreceptor. A high voltage power supply 12 for charging and a bias power supply 12 for development controlled with an output signal of the electrometer 10, and an exposure power supply controlled with each output of the power supplies 11 and 12, and the electrometer 10 are provided. If the potential of the electrometer 10 is risen with degraded photoreceptor 10, the output of the power supply 13 remains unchanged, the output of the power supply 12 and of the power supply 11 is risen and after the charging potential is risen to a prescribed level, the output of the power supply 13 is controlled and the potential of the electrometer 10 is dropped to the initial level. By repeating the control like this, the degrading of the photoreceptor can be corrected even with reduced exposure as low as possible and the life of the photoreceptor can be prolonged, and the contrast can also be kept constant.
Patent JP-H09266371-A (JP)
Title: Ring-like connecting medium and component mounting method using it
Inventor: HIGAKI NAOHIDE
IPC: B23K35/14
Filed: 1996-03-28
Abstract: PROBLEM TO BE SOLVED: To always attain a uniform re-mounting work even if the type or positions of electronic components to be mounted, by feeding solid connecting media fitted to the shape of component connecting terminals when the component are re-mounted. SOLUTION: Ring-like solder pieces 1, 2, 3 different in size are disposed according to the layout and shape of connecting terminals 6 of electronic components 5 such that the large pieces 1 are disposed at the four corners of the terminals 6, the medium pieces 2 are disposed at the marginal area, and small pieces 3 are disposed at the central are and all pieces are held with fixing solders 5 to avoid deviating the pitch. To uniformly soldering, the sizes of the solder pieces 1, 2, 3 are changed to make the solder feed rate uniform to the terminals 6. Thus it is possible to keep the connection system of the re-mounting uniform and improve the yield.
Patent JP-H08239529-A (JP)
Title: Resin composition
Inventor: OCHIAI SHIGEO
IPC: C08K5/37
Filed: 1995-03-06
Abstract: PURPOSE: To obtain a resin composition containing a styrene resin as a main component and extremely resistant against the decomposition of polymer chains and the generation of styrene monomers by heating. CONSTITUTION: This resin composition is obtained by compounding a styrene resin with a chlorine-containing organic compound having two or more than two of chlorine groups in a molecule and/or a thiol-containing organic compound having two or more than two thiol groups in a molecule as an effective component. Further, the adding amounts of the chlorine-containing compound and the thiol-containing compound based on 100 pts.wt. of the styrene resin are 0.01-1.0 pts.wt. and 0.001-0.1 pts.wt., respectively.
Patent JP-S57137-A (JP)
Title: Production of laminate
Inventor: IKEGUCHI NOBUYUKI
IPC: B32B15/082
Filed: 1980-06-03
Abstract: PURPOSE: To produce laminates having excellent electrical characteristics and adhesive properties, by a method wherein the laminates are produced by using a cyanate ester resin prepreg obtd. by using a fluorine-contg. fiber cloth as a reinforcing base material.  
     CONSTITUTION: Laminates such as a laminated sheet, a metallic foil-clad laminate, an insulating metal laminate, a multiply, etc. are produced by using, as a prepreg for laminate molding, a B-staged prepreg obtd. by impregnating a fluorine-contg. fiber cloth with a cyanate ester compsn. Examples of said fluorine-contg. fiber clothes are fiber clothes of fluorine-contg. resins such as polytetrafluoroethylene, a tetrafluoroethylene-hexafluoropropylene copolymer, etc. As said cyanate ester resin compsn., a resin compsn. contg. a polyfunctional cyanate ester or a prepolymer of said cyanate ester is used. Examples of said polyfunctional cyanate esters 1,3,6- tricyanatobenzene and bis (4-dicyanatophenyl) methane. 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-S59203007-A (JP)
Title: Parts aligning and feeding device by oscillation for parts of i-letter-shaped side face
Inventor: ARAIDA TOMOJI
IPC: B65G47/14
Filed: 1983-04-27
Abstract: PURPOSE:To efficiently feed parts in a desired posture by distributing parts of I-letter-shaped side-face at the first and second aligning and feeding portions. CONSTITUTION:At the first aligning and feeding portion 40, a part turned sideways to the transfer direction, with the base plate 3 up, is advanced, with one end portion of the base plate portion 3 positioned above the second transfer path 47, and a part 1 turned longitudinally along the transfer direction is advanced along the side wall portion, with the top plate portion 2 or the base plate portion 3 positioned on the first transfer path 48. All parts placed in the other postures are dropped downward. At the second aligning and feeding portion 41, the part turned sideways, with the base plate portion 3 up, is advanced along the transfer paths, with both end portions of the base plate portion 3 hung on the third transfer path 50 and the fourth transfer path 51. The other parts are dropped down at the terminal end of the first transfer path 48.
Patent JP-S57190419-A (JP)
Title: Digital-to-analog converter
Inventor: MORIOKA SUSUMU
IPC: H03M1/86
Filed: 1981-05-18
Abstract: PURPOSE:To speed up responce by adopting a sample holding technique in case of converting a pulse train into a DC output. CONSTITUTION:An integrated circuit 6 and a differential shaping circuit 10 are connected in parallel to an output terminal of a pulse train generating circuit 1. A sample holding circuit part 14 consisting of a field effect transistor 11 of which drain is connected to the output terminal of the integrated circuit 6 and a gate is connected to the output terminal of the differential shaping circuit 10, a capacitor 12 connected to the source of the field effect transistor 11 and a buffer circuit 13 formed by using an operational amplifier is connected to a titled converter. The output from the sample holding circuit part 14 is taken out through a low-pass filter 22 and outputted from a DC output terminal 3.
Patent JP-S58191165-A (JP)
Title: Printing apparatus
Inventor: AIKOU KAZUNORI
IPC: B41J1/60
Filed: 1982-05-04
Abstract: PURPOSE:To miniaturize a printing apparatus, by integrally connecting a hammer mechanism, the shift mechanism of a type wheel and a type selecting motor to the internal space and the lower part of an inverted cup shaped type wheel to eliminate a dead space. CONSTITUTION:A drive shaft 23 fixed to the central part of a type wheel 14 is pierced through hammer mechanisms 15, 16, 17, 18 to fix the plunger 21 of a solenoid mechanism and connected to the shaft 22a of a type selecting motor 22. In this structure, when a type selecting signal is sent to the motor 22, the type wheel 14 is rotated through couplings 27, 26 and the shaft 23 to position the selected type under the hammer 15. At this time, when the type is present at the upper stage of a spoke 32, a solenoid coil 20 is excited so as to bring a guide 24 to an N pole and the plunger 21 is stationary. On the other hand, when the type is present at the lower stage of the spoke 32, the guide 24 is brought to an S pole by the excitation of the solenoid coil 20 and the plunger 21 is attracted by the guide 24 while the shaft 23 is raised to draw up the type wheel 14 and the type at the lower stage is positioned under the hammer 15 to carry out printing.
Patent JP-H07277637-A (JP)
Title: Cage monitoring device of elevator
Inventor: ENDO MASAHIKO
IPC: B66B3/00
Filed: 1994-04-13
Abstract: PURPOSE:To obtain a cage monitoring device of an elevator which can prevent a damage by a bad mischief, without hurting the design of the ceiling light of the cage. CONSTITUTION:A monitoring camera 4 is installed to the side plate 3b1 of a lighting frame 3 with a trapezoid vertical cross section which is installed to a ceiling 2, facing downward obliquely. An installing frame 13 is installed at the center of the side plate 3b1, and the upper end of an installing plate 15 formed in Z-shape is installed to the upper surface of the installing frame 13 with a bolt 20 and a nut 21. To the installing frame 13, about a projection form groove is formed, and the head of the bolt 20 is inserted to the inside of the projection form groove from the side, so as to make the installing plate 15 movable freely. The monitoring camera 4 is installed to the upper surface at the lower side of the installing plate 15. On the other hand at the inner side of the upper part of the side plate 7, a reflecting mirror is installed to the position opposing to the image receiving screen of the monitoring camera 4, so as to reflect the light in the cage, and it is injected to the monitoring camera 4.
Patent JP-H10267586-A (JP)
Title: Cooling apparatus
Inventor: YAMADA KAZUO
IPC: F28F9/02
Filed: 1997-03-27
Abstract: PROBLEM TO BE SOLVED: To improve heat exchange efficiency by equalizing the distribution of a refrigerant in a cooling apparatus comprising a laminate plate heat exchanger. SOLUTION: This cooling apparatus comprises a laminated plate heat exchanger 10 in which a refrigerant flow passage 12 through which a refrigerant passes and another fluid flow passage 11 for heat exchanging with the refrigerant are alternately formed by laminating plates. Herein, in a refrigerant intake passage 14a of the laminated plate heat exchanger which communicates an external refrigerant circuit and one end of each refrigerant flow passage 12 with each other there is provided a refrigerant pipe 19 including a refrigerant intake port through which a refrigerant is taken in from the outside and refrigerant distribution means for substantially equally distributing an intake refrigerant along the refrigerant intake passage 14a.
Patent JP-S59204146-A (JP)
Title: Method for purifying fluorine-containing organic compound
Inventor: MARUYAMA YUTAKA
IPC: C07C67/00
Filed: 1983-04-30
Abstract: PURPOSE:To purify and recover almost the total amount of a fluorine-containing organic compound, by adjusting a mixed gas of the fluorine-containing organic compound and HF to a specific temperature, absorbing HF in sulfuric acid at a specific temperature to purify the organic compound, removing the excess HF, and recovering and circulating the HF for use. CONSTITUTION:A mixed gas of a fluorine-containing organic compound of the formula (X is 2 or 3: A is CF3 or H), e.g. hexafluoroacetone, and HF is adjusted to 100-300 deg.C, preferably 150-250 deg.C under heating and brought into contact with sulfuric acid kept at 10-40 deg.C to absorb HF in the sulfuric acid and purify the organic compound. The excess HF in the gas is then removed, and the HF absorbed in the sulfuric acid is recovered at >=96% recovery ratio and circulated for use. Thus, almost the total amount of the fluorine-containing organic compound is purified and recovered. USE:An intermediate raw material for high polymers, medicines, agricultural chemicals, solvents and heating media.
Patent JP-H04308630-A (JP)
Title: Surface discharge type plasma display panel
Inventor: KURAI TERUO
IPC: H01J11/22
Filed: 1991-04-08
Abstract: PURPOSE:To prevent occurrence of turbulence in a surface discharge, and improve a display quality by coating a range over a contact hole in a surface of a surface discharge conductor with a partition wall against a discharge space. CONSTITUTION:A surface discharge conductor X1 is provided to cover a range where a partition wall 29a over a branch part Xa and a discharge cell range EC on each side of it respectively. A conductor X1 is electrically connected with an electrode X by a connection conductor X2 through a contact hole 25C provided at a corresponding position to the part Xa. A part of the upper surface of the conductor X1 over the hole 25C where the surface condition is likely to be distorted is covered with a wall 29 against a discharge space 30 for preventing a discharge at this part. Turbulence of a surface discharge can thus be eliminated, and a display quality can be improved. Positioning of the electrode to the conductor X1 is facilitated, a high precision can be achieved, and an insulation layer can be thin, thereby manufacturing can be simplified.
Patent JP-S51150755-A (JP)
Title: A chiller unit
Inventor: TANAKA NAOAKI
IPC: F25B1/00
Filed: 1975-06-19
Abstract: PURPOSE: Preventing freezing of chill water from being frozen at a change of chilling load and a trouble in a chiller unit with two water-proof type evaporators in its circuit. 
     COPYRIGHT: (C)1976,JPO&Japio