baber/WOPTO huggingface dataset:
Patent JP-H08140985-A (JP)
Title: Operation forceps
Inventor: IIDA KOJI
IPC: A61B17/28
Filed: 1994-11-24
Abstract: PURPOSE: To provide an operation forceps excellent in economical efficiency and washing properties. CONSTITUTION: This operation forceps is constituted so that an openable and closable forceps part 2 is arranged to the tip part of an insertion part 9 and a handle part 3 is connected to the base end part of the insertion part 9 and an operation shaft 6 opening and closing the handle part 3 and the forceps part 2 is arranged in the insertion part 9 and the handle part 3 and the forceps part 2 are provided so as to be separable at least one place of the opening and closing position of the handle part 3 and the operation shaft 6 is allowed to advance and retreat in response to the operation of the handle part 3 to open and close the forceps part 2.  The handle part 3 and the operation shaft 6 are joined within a groove part 18 opened to a part of the handle part 3 and, at the time of the separation of the forceps part 2 and the handle part 3, the groove part 18 of the handle part 3 and the opening part thereof are positioned under the center axis of the operation shaft 6.
Patent JP-H10131571-A (JP)
Title: Door chain lock device
Inventor: NAKAMOTO ATSUSHI
IPC: E05B65/02
Filed: 1996-10-31
Abstract: PROBLEM TO BE SOLVED: To make it possible to easily set shaking prevention for a door by fixing the basic end side as a joint side with a handle passing through from the surface side to a through-hole of a main body case to make the front end as a free end, and mounting an elastic plate interlocking with a box body to a chain lock plate. SOLUTION: A chain lock plate 3 is connected to a joint shaft 7 of a handle 2 passing through from a through-hole on the rear side of a main body case 1, and a door is locked or unlocked. The front end side of the chain lock plate 3 is formed in the shape of a fork, and an elastic plate 14 for making the front side as the free end is welded between the front ends 3a and 3b thereof. In a process for the chain lock plate 3 to move while bringing the elastic plate 14 into contact with the rear side of the box body, both sides of the elastic plate 14 make position control between the front ends 3a and 3b formed in the shape of a fork, and the elastic plate 14 is difficult to slip from the chain lock plate 3.  When the handle 2 is turned from a projected state of the handle 2, a contact section of the elastic plate 14 is brought into contact with the rear side of the box body, and the elastic plate 14 is naturally bent to make it possible to prevent shaking of the door.
Patent JP-H08150434-A (JP)
Title: Exchanging device for turret for feeding
Inventor: SASAKI HITOSHI
IPC: B65B43/50
Filed: 1994-11-24
Abstract: PURPOSE: To provide an exchanging device for a turret for feeding with a simple structure, by which the turret can be exchanged in a half time or below. CONSTITUTION: A nut 4 is screwed down on a screw 3 provided on the lower end of a flange 2 provided on a driving shaft 1 as one body. The center of a turret 10 split into plural numbers is inserted from a side between the upper end face of the nut 4 and the flange 2 without moving the flange 2. Positioning members A11 determining a peripheral direction position and power transmission positioning members B12 to be engaged when tightening the nut 4, are provided on the flange 2. The positioning members A11 are engaged with guide grooves 13 opened toward each center of the split turret. The power transmission positioning member B is not engaged when inserting the turret 10 from a side into each hole 14 of the split turret, and when tightening the nut 4 after inserting the turret 10, it is engaged.
Patent JP-H08149177-A (JP)
Title: Qam signal clock recovery circuit
Inventor: NAKAMURA TERUHIRO
IPC: H04L27/38
Filed: 1994-11-24
Abstract: PURPOSE: To provide a QAM signal clock recovery circuit with ease of circuit integration in which stable clock recovery operation is attained at all times. CONSTITUTION: A QAM signal is sampled by a sampling circuit 11 and the result is given to an absolute value circuit 12. Its output is given to a demultiplexer circuit 13 and then code addition circuits 14, 15, an adder circuit 16 sums the signals and its output is fed to a VCO circuit 18 as a control signal. The output of the VCO circuit 18 is used for a sampling signal of the sampling circuit 11 and used for a clock of the QAM signal.
Patent JP-H08140909-A (JP)
Title: Vacuum cleaner
Inventor: DOI KENICHIRO
IPC: A47L9/19
Filed: 1994-11-24
Abstract: PURPOSE: To prevent a dust collection meter from air leak and a cleaner from the reduction of a sucking force by crowning a crowning part of a connecting member on the opening edge of the one end of a tubular body and attaching firmly the crowning part of the connecting member to the opening edge of the tubular body when negative pressure is generated in a cleaner body by the drive of a motor blower. CONSTITUTION: A dust collection meter 19 is composed of a transparent tubular member 20, an elastic material-made cap 22 having a suction hole 21, an elastic material-made tube 24 connected to a communicating hole 9 in the front wall of a dust collecting chamber, a float 25 disposed slidably in the tubular member 20 and a spring 26 for urging the float 25 to the suction hole 21 side of the cap 22. A crowning part 27 having the thin wall thickness is formed integrally with the outer peripheral part of the tube 24 over its whole periphery and crowned on the opening 23 edge of the tubular member 20.  When a motor blower is driven to generate negative pressure in a dust collecting chamber 3, the crowning part 27 is attached firmly to the outer peripheral surface of the opening 23 edge of the tubular member 20 to prevent air leak from the connection between the tubular member 20 and the tube 24.
Patent JP-S62149049-A (JP)
Title: Optical pickup
Inventor: ISHITANI AKIRA
IPC: G11B7/135
Filed: 1985-12-23
Abstract: PURPOSE:To make the performance stable by directing the grating side of a collimator lens toward a light source and forming the rear face as a plane having large reflectance to prevent light noise due to returned light. CONSTITUTION:The laser light of the light source 1 is condensed on a recording medium 2 via a collimator lens 3 and its reflected light is detected by a photodetector 6. The grating face 7 of the lens 3 whose cross section is sawtoothed is directed to the light source and the rear face 8 is formed as a plane having reflectance. Much quantity of the luminous flux collimated by a face 7 is reflected by the rear face, the NA of the lens 3 is selected properly to increase the returned luminous flux to the light source thereby suppressing the returned light source. Thus, the returned noise is prevented by simple structure to stabilize the performance.
Patent JP-H05335027-A (JP)
Title: Fuel cell
Inventor: MATSUDA EIJI
IPC: H01M8/02
Filed: 1991-10-11
Abstract: PURPOSE:To eliminate leakage of fuel gas and enhance the power generating efficiency by furnishing between separator a heat-resistant sealing member which enwraps a thermal expanding substance. CONSTITUTION:A fuel electrode 5a and an air electrode 5b are arranged oppositely while a solid electrolyte 4 is interposed, and a unitary cell is formed. Outside thereof a fuel gas passage 6a and an air passage 6b are furnished, and the cell is surrounded by separators 7a, 7b from both sides so that it is isolated from other cells situated closely. On the separator 7a side. a link-form groove 8 is provided in such a way that the air electrode 5a is surrounded with the surface of electrolyte 4 on its fuel electrode side. A tubing 2 is fitted in this groove 8, and body 2 is pressurized and deformed by pressurizing the separator 7a and electrolyte 4 to serve for power generation. The gas 3 encapsulated in the body 2 inflates when the fuel cell operating temp. is attained, and the pressure rises to generate acting from inside of the body 2. and the body 2 and electrolyte 4 are put in tight contact strongly to generate perfect gas seal, which ensures that the power generating efficiency is enhanced.
Patent JP-H08126964-A (JP)
Title: Grinding wheel element and cutting fixture
Inventor: SUNAMOTO KENICHI
IPC: B24D7/00
Filed: 1994-10-31
Abstract: PURPOSE: To increase the fixing strength of a grinding wheel trestle with grinding wheel elements in a simple manner. CONSTITUTION: Each grinding wheel element 1 is made up of a grinding wheel element main body 2, and of a substrate 3 combined with the grinding wheel element main body 2 by means of diffused junction, meanwhile, each grinding wheel element 1 is fixed onto a grinding wheel trestle 12 by fixing the substrate 3 onto the grinding wheel trestle 12 with a squeezing pin 22 and the like, this constitution thereby prevents each grinding wheel element 1 from easily falling out from the grinding wheel trestle 12 even if a cutting fixture is heated up because of cutting.
Patent JP-H03151239-A (JP)
Title: Temperature compensating method for ink-jet recorder
Inventor: TAKAGI AKIRA
IPC: B41J2/01
Filed: 1989-11-08
Abstract: PURPOSE:To obtain a uniform recording quality by a method wherein the ink quantities discharged for recording on divided areas for heating elements are individually detected, and the heating elements are controlled so that the divided areas on a recording medium are respectively heated up to a temperature suitable for drying ink adhered on the divided areas. CONSTITUTION:A duty detector 5 detects density of ink recorded on areas which receive heat generated by heating elements 3a-3d, and outputs duty level signal 6a-6d. Temperature control circuits 7a-7d receive the duty level signals 6a-6d and resistance values of temperature detecting elements 4a-4d, and output heating element control signals 8a-8d to heating element driving circuits 9a-9d. The heating element driving circuits 9a-9d receive the heating element control signals 8a-8d from the temperature control circuits 7a-7d, and supply electric currents to the heating elements 3a-3d. And, for example, when the temperatures of the heating element 3a is lower than the ink drying temperature T1, electric current is supplied to the heating element 3a, and when it is higher, the electric current supply is stopped to reduce the temperature. Thereby, the uniform recording quality can be achieved.
Patent JP-H06153521-A (JP)
Title: Control method for pwm inverter and control circuit
Inventor: MORI MASAYUKI
IPC: H02M7/48
Filed: 1992-10-29
Abstract: PURPOSE:To generate a larger line voltage in a simple circuit structure, along with few even-frequency harmonics and a small ripple current with respect to a control circuit of a PWM inverter, in which a gate on/off command is generated by comparing a three-phase voltage command value with a carrier wave. CONSTITUTION:A minimum value of a three-phase voltage command is taken out by a minimum circuit 9, while a maximum value thereof is taken out by a maximum circuit 11, and these two values are added in an adder 13. The output of the adder 13 is multiplied by - 172 in a k-times multiplying circuit 14, and the output is superimposed into three-phase command signals for each phase by using adders 8u, 8v, and 8w. Then, each phase gate command signal is formed on the basis of each phase voltage command signal.
Patent JP-H01132799-A (JP)
Title: Oxidized silver-tone plated product
Inventor: UEKI KOZO
IPC: G04B37/22
Filed: 1987-11-18
Abstract: PURPOSE:To produce the title oxidized silver-tone Pd alloy plated product having excellent resistance to corrosion and wear by forming a Pd alloy film wherein fine particles of eutectic MoS2 are formed under specified conditions on a body to be plated which has been plated with Ni and satin-finished. CONSTITUTION:The case 1 for a timepiece made of brass is plated with an Ni-P alloy 2, and the surface is satin-finished by honing. The fine particles 3 of eutectic MoS2 are formed by using the Pd alloy plating soln. added with 0.1-10wt.% MoS2 having 0.01-3.0mu mean particle diameter, and a Pd alloy plating film 5 contg. the particles 3 is formed. By this method, a semigloss or glossy oxidized silver-tone plated product is formed.
Patent JP-H02135203-A (JP)
Title: Titanium catalyst component for producing olefinic polymer and production thereof
Inventor: SAITO JUN
IPC: C08F4/658
Filed: 1988-11-17
Abstract: PURPOSE:To provide the subject component giving highly crystalline olefinic polymers containing no void and having excellent transparency in high productivity, composed of a specific Si-containing polymer in a specified ratio, Ti, Mg, halogen and an electron donor as essential components. CONSTITUTION:A liquidized Mg compound is first brought into contact with a depositing agent (e.g., a halogenating agent such as a halogen), a halide compound, an electron donor (preferably an aromatic polycarboxylic acid ester) and a Ti compound. The prepared solid product is subjected to the polymerization treatment of a dialkyldiallylsilane and/or a trialkylsilylstyrene in the presence of an organic Al compound and the product is reacted with a Ti halide compound to provide the objective component containing 0.01-99wt.% of a crystalline dialkyldiallylsilane polymer and/or a crystalline trialkylsilylstyrene polymer and containing the Ti, Mg, halogen and electron donor as essential components.
Patent JP-S63144833-A (JP)
Title: Manufacture of aluminum circuit board
Inventor: SATO SHOICHI
IPC: B21D26/02
Filed: 1986-12-05
Abstract: PURPOSE:To easily manufacture the circuit board of good heat radiation by cladding by rolling the aluminum plate for pipe expansion of <= a specific thickness ratio to the aluminum plate for non-pipe expansion via the cladding preventive in a specific pattern and expanding a non-clad part with a fluid pressure. CONSTITUTION:The aluminum plate 2 for pipe expansion whose thickness is <=1/2 is clad to the aluminum plate 1 for non pipe expansion by rolling via the cladding preventive 3 in specified pattern. A copper foil 5 is adhered to this joined rolling plate 4 via an insulation layer 6. The projecting part 7 for heat radiation is thereafter formed by subjecting the aluminum plate 2 for pipe expansion to a pipe expanding by applying a liquid pressure on the non-clad part by the cladding preventive 3. The fin for heat radiation can be formed with good yield with simple process.
Patent JP-H08145870-A (JP)
Title: Particle analyzer
Inventor: SUGIYAMA HIDETOSHI
IPC: G01N15/02
Filed: 1994-11-25
Abstract: PURPOSE: To obtain a highly reliable device by which wrong diagnosis due to data failure can be prevented and accurate data be obtained at all times by allowing a colored liquid to flow in a flow cell prior to analysis and checking a three-color signal value picked by a camera for shape and position of sample flow. CONSTITUTION: A sample liquid 6 wherein particles of urine or blood, etc., are suspended within a sample container 5 is sucked by a pipette 7 and injected into a dyeing tank 8. Further, a dyeing liquid 9 is injected by a specified amount into the tank 8, and it is mixed with the liquid 6. The dyed liquid 6 is injected into a flow cell 14 from a nozzle 13 by a pipette 12. Then, before it is analyzed, the liquid 9 which is allowed to flow in the cell 14 is picked up by a camera 27, and the form and position of the flow are calculated based on the obtained three-color signal by a sample flow checking circuit 30. Thus, the failures of the form and position of the sample flow caused by fouling and bending of the nozzle 13 or air mixing in the cell 14 can be detected.
Patent JP-H06140063-A (JP)
Title: Pipe temperature raising method and device in fuel cell power generation equipment
Inventor: YOSHIDA TOSHIAKI
IPC: H01M8/04
Filed: 1992-10-29
Abstract: PURPOSE:To provide a method and a device to shorten a temperature raising time of a pipe containing a reformer when a fuel cell is started. CONSTITUTION:A reformer 10, a fuel cell 20, a heat exchanger 50 to heat combustion gas of the reformer by anode exhaust gas, a gas cooler 30 and a steam separator 32 to separate moisture in the anode exhaust gas and an anode blower 40 to supply the anode exhaust gas to a combustion chamber of the reformer, are provided. An anode gas line 2 and an anode exhaust gas line 3 are communicated with each other by bypassing the fuel cell, and a combustion gas line 5 and a fuel gas supply line 1 are communicated with each other by bypassing the reformer, and bypass the gas cooler and the steam separator so as not to pass through the gas cooler and the steam separator. A closed loop is constituted of these bypass lines and existing lines or pipelines, and nitrogen gas is circulated in the closed loop while being heated.
Patent JP-2001114915-A (JP)
Title: Prepreg and fiber-reinforced composite material
Inventor: KISHI HAJIME
IPC: B32B27/38
Filed: 1999-10-13
Abstract: PROBLEM TO BE SOLVED: To provide a fiber-reinforced composite material excellent in tensile strength, strength against ply delamination and impact strength, and suitable for applications which require high-level properties, especially in a humid and hot environment as well as a prepreg excellent in handling and suitable for manufacturing the fiber-reinforced composite material. SOLUTION: This prepreg is prepared by impregnating a reinforcing fiber with an epoxy resin composition comprising a specific type of an epoxy resin at a specific blending rate and minute particles which have a specific average particle size and which are substantially insoluble in the epoxy resin of the resin compsn.
Patent JP-2001104588-A (JP)
Title: Pachinko game machine
Inventor: MATSUMOTO KUNIO
IPC: A63F7/02
Filed: 1999-10-13
Abstract: PROBLEM TO BE SOLVED: To destroy the periodicity of large winning drawing, to cope with the sharpshooting of large winning by body sensor capture and illegal alteration and to prevent the deterioration of the profitability of a game shop side by changing the updating rule of a numerical value for drawing during a game. SOLUTION: In the case that an addition formula is set as a numerical value updating rule and '1' is set as the numerical value for addition, at the time of extracting the numerical value one by one for each updating cycle of about 2 msec from a ring-like numerical value group composed of a plurality of numerical values '0'-'299' and updating the numerical value for drawing, when a prescribed numerical value '299' for which the numerical value for drawing is updated for prescribed times is extracted, an addition formula numerical value updating rule is switched to a subtraction type numerical value updating rule. Thus, the periodicity of large winning generation is reliably destroyed and the sharpshooting of the large winning for drawing a large winning numerical value '7' is properly dealt with.
Patent JP-H03154702-A (JP)
Title: Internal layer reference mark exposure method for internal layer circuit board
Inventor: KITAGAWA SHIRO
IPC: H05K1/02
Filed: 1989-11-10
Abstract: PURPOSE:To keep a copper foil layer from being pierced, to reduce the cost and to prevent bad influence of released paper residue by exposing a copper foil surface having an internal layer reference mark and ending a cutting process at a point of time of sensing reflected light from the copper foil surface. CONSTITUTION:A light source device 7 uses a light emitting diode as a light source and is adapted to apply light to the middle between the central part of the machining base of an end mill 5 and the peripheral portion at an incident light about 45 deg., and a photo detecting device 8 is set on the opposite side at 45 deg. to enter cutting. First, photo detection at an outer casing copper foil surface 1 is cancelled, and at the time of cutting an insulating material 2, such a sensitivity not as to be detected by the photo detecting device 8 is adjusted, and further the cutting feed is advanced to receive light rays by exposure of a copper foil layer 3 of an internal layer reference mark. Thus, the feed of the end mill 5 can be stopped. The stop timing is delayed a little by a control device 9 to completely expose or the end mill 5 can be returned to the position before cutting.
Patent JP-H02137115-A (JP)
Title: Magnetic recording medium
Inventor: KAWASE SHIGEKI
IPC: G11B5/738
Filed: 1988-11-17
Abstract: PURPOSE:To prevent the deterioration in still life in low humid environment by forming dynamic microprojections to the corresponding positions between the static microprojections on a thin ferromagnetic metallic film and forming a lubricating agent film to the boundary of the dynamic microprojections and the thin ferromagnetic metallic film. CONSTITUTION:The static microprojections 2 are formed in the thin ferromagnetic metallic film 4 of the magnetic recording medium having the thin ferromagnetic metallic film 4 contg. oxygen and the dynamic microprojections 1 are formed in the positions corresponding to the boundary between the static microprojections 2 on the thin ferromagnetic metallic film 4. The lubricating agent film 3 is formed to the boundary between the dynamic microprojections 1 and the thin ferromagnetic metallic film 4. Namely, the effect of improving the traveling property based on the shapes of the dynamic microprojections 1 and the static microprojections 2 is further enhanced by forming the lubricating agent film 3 to the boundary between the dynamic microprojections 1 and the thin ferromagnetic metallic film 4. The still durability in the low humid environment is improved in this way.
Patent JP-H05131332-A (JP)
Title: Moving guide device
Inventor: KOBAYASHI ISAO
IPC: B23Q1/28
Filed: 1991-11-07
Abstract: PURPOSE:To carry out an XY stage operation at a high speed without oscilla tion of guide rails by interposing dampers between each guide rail and a first member. CONSTITUTION:Two guide rails 5 are set so that each guide surface 501 with which a slider comes in contact, comes in an identical plane. The guide rails 5 are pressed onto a Y stage 1 by pressing mechanisms 10 while relative movement in the directions of X and Y is being permitted in a space interspaced with the Y stage 1. Set mechanisms 11 and plungers 12 are provided for the Y stage 1, and the guide rails 5 are positioned by allowing the plungers 12 to press each guide rail 5 onto each set mechanism 11. And dampers 13 are interposed between each guide rail 5 and the Y stage 1. By this constitution, accuracy is prevented from being deteriorated at the time of mounting the guide rails, and moreover, the XY stage operation can be carried out at a high speeds.
Patent JP-S63144108-A (JP)
Title: Production of carbon material
Inventor: KAMATA KOJI
IPC: C04B35/52
Filed: 1986-12-05
Abstract: PURPOSE:To improve phosphoric acid resistance, moldability, electrical conductivity, gas impermeability and mechanical characteristics of prepared carbon material, by coating kish graphite with a novolak phenolic resin, blending the coated kish graphite with a thermosetting resin, curing and carbonizing. CONSTITUTION:Kish graphite having <=100mum particle size is coated with a novolak phenolic resin having 200-500mol.wt. blended with 30-90wt% thermosetting resin as a binder, hot pressed and molded. Then the molded article is kept at 150-200 deg.C, cured and carbonized. In the above-mentioned process, the kish graphite is mixed with both 30-90wt% thermosetting resin and 10-60wt% organic filler to give a carbon material having excellent gas impermeability and flexural strength.