baber/WOPTO huggingface dataset:
Patent JP-H07288379-A (JP)
Title: Control device
Inventor: TANABE ITARU
IPC: H05K3/34
Filed: 1994-04-19
Abstract: PURPOSE:To prevent generation of a solder bridge inside a lead of an electronic part by forming lands making a distance between end parts of adjoining lands larger than that between tip parts thereof when a plurality of lands are arranged in line in a specified direction. CONSTITUTION:An electronic part 2 with a lead 2a shaped to enable surface attachment is mounted on a printed substrate 1 whereon an electronic part and a structure part constituting a control device are mounted and the lead 2a is soldered to the substrate 1 by a land 3. In the process, the lands 3 are constituted to make a distance 3b between end parts there of larger than a distance 3a between tip parts thereof, that is, to satisfy 3a<3b in the adjoining lands 3. Thereby, generation of a solder bridge can be prevented inside a lead of an electronic part.
Patent JP-S59205501-A (JP)
Inventor: HIGO TSUTOMU
IPC: F22B1/02
Filed: 1983-05-10
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-2000277232-A (JP)
Title: Spark plug with built-in pressure sensor
Inventor: OKAZAKI KOJI
IPC: G01L23/22
Filed: 1999-03-24
Abstract: PROBLEM TO BE SOLVED: To provide a spark plug equipped with a built-in pressure sensor capable of enhancing efficiency of the plug mounting works. SOLUTION: This spark plug is structured with a plug body 11 accommodated in and fixed to one end of an outer cylinder 24 capable of being accommodated in a plug mounting hole, while a connector 70 is fixed to the other end. An ignition coil consisting of a primary coil 65 wound on a primary bobbin 64 and a secondary coil 63 wound on a secondary bobbin 62 is accommodated inside the outer cylinder 24 and connected with a terminal 13 by lead wires 26. The output of a pressure sensor accommodated in a sensor case 50 is outputted to a pin 74 of a connector 70 via an impedance conversion circuit on a circuit board 67 via a tape electric wired 60. To the primary coil 65, a battery voltage is supplied from a pin (not shown).
Patent JP-H08277943-A (JP)
Title: Valve body for cock
Inventor: TODOROKI MASAO
IPC: F16K1/36
Filed: 1995-04-05
Abstract: PURPOSE: To improve productivity and sealing property for a resin made valve body. CONSTITUTION: A valve body 22 is integratedly formed of an installing shaft part 16, a flange 24 pushed by a spindle 2, and a sealing surface part having thin wall thickness, and a recessed part 25 having a diameter smaller than that of a valve hole 3 is formed having deepness which extends in a shaft part 16 on the center of the bottom surface of the sealing surface part 23. When the spindle 2 falls down, the sealing surface part 23 is pushed by a valve seat 3a elastically, the recessed part 25 is deformed in a direction which is enlarged a diameter, and also the valve hole 3 is sealed while slightly loosening the sealing surface part 23 as a whole.
Patent JP-S61238081-A (JP)
Inventor: UEKI SHIGERU
IPC: G09B23/06
Filed: 1985-04-15
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-S59205627-A (JP)
Title: Load power controller
Inventor: BANDOU TOSHIROU
IPC: G05F1/10
Filed: 1983-05-09
Abstract: PURPOSE:To always keep the temperature of a fixing part of a copying machine, the temperature of a photosensitive drum and the light quantity of an exposure lamp at a fixed level respectively regardless of the waveform of a power supply, by giving quick compensation to the control volume of load with the variation of power supply voltage, etc. CONSTITUTION:An applied voltage detecting circuit for exposure voltage, a thermistor for detection of fixing temperature and humidity, a zero cross circuit for waveform of power supply, etc. are connected to the input port of a microcomputer. A commerical power supply and a fixing heater to be controlled are connected in series to a TRIAC21. While a commercial power supply and an exposure lamp to be controlled are connected in series to a TRIAC22. Furthermore a commercial power supply and a photosensitive drum heater are connected in series to a solid state relay 31. Here the microcomputer controls the conduction phase of each waveform to the exposure lamp and controls the conduction at the zero cross point of each waveform to the fixing heater. Thus it is possible to always keep the load power at a fixed level regardless of the waveform of power supply.
Patent JP-S57196263-A (JP)
Title: Electrophotographic photoreceptor
Inventor: MATSUO TAKESHI
IPC: G03G5/082
Filed: 1981-05-29
Abstract: PURPOSE:To enhance the humidity resistance and the impression resistance, by applying a coating material, where microcrystalline silicon powder is dispersed in a binder, on a conductive supporting material and providing a surface coating layer on this coating material. CONSTITUTION:SiH4 and H2 generated from a silane bomb 1 are mixed uniformly and are led to a vacuous reaction vessel 1. They are decomposed by the heating (at 360 deg.C) due to a high-frequency glow discharge to obtain microcrystalline silicon powder containing 15-30atom% hydrogen. 5-60wt% this powder photoreceptor is dispersed in a binder (fluororesin) and is stuck onto an Al conductive substrate by the electrostatic coating and is sintered. Next, a silicon nitride film is formed as a surface protection film on this photoconductive layer by the chemical vapor-deposition method (CVD). An electrophotographic photoreceptor formed on the Al substrate in this manner has the impression resistance and has the reliability improved.
Patent JP-H10274338-A (JP)
Title: Pressure resistant oil seal
Inventor: HIRONO MITSUO
IPC: F16J15/32
Filed: 1997-03-31
Abstract: PROBLEM TO BE SOLVED: To apply internal pressure to act from various directions, so as to make a mounting part peripheral end face of a seal part pressure adhered to a seal stopper, prevent this part from separating and coming off from a reinforcing ring, in the case of a pressure resistant oil seal bringing the mounting part peripheral end face of the seal part and a flange part of the reinforcing ring into contact with the seal stopper of a housing which is a mounting mate member. SOLUTION: In the halfway of a flange part 12b of a reinforcing by providing a stepped part 12c, a part in the radial direction outside from an end face 13b in the periphery of a mounting part 13a of a seal part 13 and the stepped part 12c of the flange part 12b of the reinforcing ring 12 is separated from a seal stopper 16b of a housing 16. In this way, the mounting part peripheral end face 13b is prevented from pressure adhering to e seal stopper 16b, so as to prevent separating and coming off from the reinforcing ring 12.
Patent JP-H11284816-A (JP)
Title: Image reader
Inventor: KITAGAWA SHOICHI
IPC: H04N1/19
Filed: 1998-03-27
Abstract: PROBLEM TO BE SOLVED: To improve the read speed in the case of ensuring a displacement of a solid-state image pickup element with high accuracy at a high speed and reading an original with high image quality by number of pixels of the solid- state image pickup element or over. SOLUTION: In the image reader where an original is read with high image quality by displacing a solid-state image pickup element 12 by a half pixel length, an actuator 13 supported by the solid-state image pickup element 12 is controlled by an actuator control board 22 based on a displacement curve resulting from connecting both deflection points of the solid-state image pickup element 12 with a sine curve to ensure displacement of the solid-state image pickup element 12 with high accuracy at a high speed, a sufficient storage time is ensured for a luminous quantity acting on the solid-state image pickup element 12 thereby enhancing a read speed in the case that the original is read with high image quality over number of pixels of the solid-state image pickup element 12.
Patent JP-H06293255-A (JP)
Title: Brake fluid pressure control device and manufacture thereof
Inventor: FUJIMOTO TAKESHI
IPC: B60T15/36
Filed: 1993-04-07
Abstract: PURPOSE:To provide a brake fluid pressure control device and a method of manufacturing the same wherein the reliability of device can be enhanced while its assembly can be facilitated. CONSTITUTION:An electromagnetic coil 12 and a connector 32a of a circuit board 32 are electrically connected by only a terminal 14a. A device is provided with a resin member 15 for covering the terminal 14a and also serving as a guide in the case of inserting the terminal into a receiving port 31a.
Patent JP-H04290880-A (JP)
Title: Benzofuranoquinone-based compound
Inventor: YOSHIDA KATSUHEI
IPC: G09F9/35
Filed: 1991-03-19
Abstract: PURPOSE:To obtain a new compound, excellent in solubility in liquid crystals and stability, useful as a liquid crystal display element capable of exhibiting high dichroism by mixing thereof with the liquid crystals and assuming green, purple color, etc. CONSTITUTION:A compound expressed by formula I or II (R<1> is H or lower alkyl; R<2> and R<3> are lower alkyl, etc.), e.g. 2-[2'-hydroxy-4-(dibutylamino) phenyl]-5-hydroxy-1,4-naphthoquinone. Furthermore, the compound expressed by formula I is obtained by reacting a quinone compound expressed by formula III with m-(dialkylamino)phenols expressed by formula IV, providing the compound expressed by formula II, heating the resultant compound expressed by formula II in a basic solvent, intramolecularly cyclizing the prepared compound and further alkylating the cyclized compound with an alkylating agent.
Patent JP-H08214206-A (JP)
Title: Controller for camera
Inventor: KATO EIJI
IPC: H04N7/18
Filed: 1995-04-06
Abstract: PURPOSE: To easily execute control operation for a camera. CONSTITUTION: A frame 42 indicating a maximum photographing visual field when a zooming means exists in a wide end and a panning/tilting means is moved at its limit is displayed on a display screen and a frame 44 indicating a current photographing range is displayed on a position corresponding to a current photographing conditions (panning, tilting or zooming) in the frame 42. Panning/tilting is instructed at the time of operation for moving the frame 44 and zooming is instructed at the time of operation for enlarging/reducing the frame 44. The panning, tilting and zooming of the camera are controlled so as to correspond to the position and size of the frame 44 in the frame 42. Preferably a picture in the maximum photographing visual field is previously inputted and displayed on the frame 42.
Patent JP-H06272270-A (JP)
Title: Connector for construction work machine
Inventor: SAKADO SEIICHI
IPC: E02F3/36
Filed: 1993-03-17
Abstract: PURPOSE:To simply, rapidly and removably attach or detach various working attachments like a crusher, bucket, etc., to/from the tip of a boom for a construction vehicle having an operative boom such as a hydraulic shovel. CONSTITUTION:A lock body A1 is constituted to be provided with an extensibly bending part 4 extensively bendable in the almost V-shaped and energized to be extended through an elastic body 7. A lock releasing means A2 is composed of a releasing body 10 movably threadingly engaging a screw level 11 provided almost orthogonally to the expansive direction of the bending part 4 and capable of pressing the bending part 4. The lock body A1 and lock releasing means A2 are provided in a main connecting body A. The tip of the lock body A1 is adapted to project and extend through the connected body B side and elastically combined therewith by the contact of the main connecting body A with the connected body B.
Patent JP-S63248719-A (JP)
Title: Production of powder as starting material for multicomponent ceramic
Inventor: SHIRASAKI SHINICHI
IPC: C01G1/02
Filed: 1987-04-03
Abstract: PURPOSE:To obtain powder contg. a small amt. of impurities such as halide as starting material for multicomponent ceramics by producing a coprecipitated body of part of the constituent components of the ceramics, treating the coprecipitated body with steam, mixing it with the remaining components and calcining the mixture. CONSTITUTION:A soln. contg. at least two of the constituent components of multicomponent ceramics, e.g., zirconia and titanium is mixed with a precipitate forming agent such as ammonia to produce a coprecipitated body. After the coprecipitated body is treated by contact with steam at >=200 deg.C, the body is mixed with the remaining components of the ceramics and the mixture is calcined at 500-1,300 deg.C to obtain powder as starting material for the desired multicomponent ceramics. Since the content of impurities such as halide in the powder is low, high density functional ceramics having high performance can be produced by sintering the powder.
Patent JP-H07292807-A (JP)
Title: Wall panel connection structure and bath room unit
Inventor: SAITO HIROYUKI
IPC: E04H1/12
Filed: 1994-04-20
Abstract: PURPOSE:To connect each of wall panels having an offset portion easily, and what is more, firmly. CONSTITUTION:In wall panel connection structure where a wall panel to which a frame is instal led at the edge of the rear side of a panel, is set up on a floor having an offset portion and each of the wall panels is connected, a hook 401 is installed upward from an end part 40 of a projection piece 3 projecting to a lateral side of the projection piece 3 projectingly installed to a frame 20 of one wall panel 1 while a hook 412 is installed downward from an end part 41 of a projection piece 4 projectingly installed to a frame 39 of the other wal l panel 2. The end parts 40 and 41 of both projection pieces 3 and 4 are arranged to come in contact with the frames 39 and 20 of the adjacent wall panels 2 and 1 while the hooks 401 and 412 of both projection pieces 3 and 4 are hooked with each other so that they may be connected to each other.
Patent JP-H10283901-A (JP)
Title: Circuit beaker
Inventor: TOMITA MITSURU
IPC: H01H83/02
Filed: 1997-03-31
Abstract: PROBLEM TO BE SOLVED: To increase contact pressure in a contact part to prevent the increase of contact resistance, by arranging a connecting wire so that the tensile force of the connecting wire can act on a reverse direction to a movable contact side, concerning a straight line passing through the connecting point of a connecting wire to a movable contractor, and a pivotally supporting part to the cross bar of the movable contractor in the closed condition of the contact part. SOLUTION: Overturning a handle 31 to an ON position applies the downwards pushing force of a link 32 to a movable contactor 25, via a breaker switch mechanism 3, to latch the mechanism 3 is the condition. In this condition, a spring receiving piece with is the other end of a contact press spring 43 is positioned on the upper side to a straight line (connecting the axis pin 25a of the contactor 25 and a spring 11 which is one end of a contact press spring 43; and the spring force of the spring 43 acts on a direction pushing a movable contact 22 to a fixed contact. A connecting wire 56 is arranged and energized so that the tensile force of a connecting wire 56 can be applied from the upper part than the straight line connecting the connecting point of the wire 56 to the contactor 25 and the pin 25a in a condition where the contact 22 is contacting with the fixed contact.
Patent JP-H04291117-A (JP)
Title: Heat-sensitive flow sensor
Inventor: TADA YASUO
IPC: G01F1/684
Filed: 1991-03-20
Abstract: PURPOSE:To prevent the breakage of a heat-sensitive resistor and reduce the pressure loss of a heat-sensitive flow sensor by providing an insertion preventing member for fingers, etc., at the downstream-side end section of a detection tube in a housing. CONSTITUTION:An insertion preventing member 51 for fingers, etc., is provided at the downstream-side end section of a detection tube 5 in the housing 2 of this heat-sensitive flow sensor. Therefore, the breakage of a heat-sensitive resistor 7 can be prevented by means of a preventing member 51 even when the finger of a user carelessly gets in the housing 2 when the user grasps the housing 2 by hand. In addition, since the insertion preventing member 51 is not provided over the fluid passage in the housing 2, but in the fluid passage section of the detection tube 5, the resistance against the flow of a fluid becomes very small.
Patent JP-H11276173-A (JP)
Title: Gene encoding helicase, recq5
Inventor: KITAO SAORI
IPC: C12P21/02
Filed: 1998-03-27
Abstract: PROBLEM TO BE SOLVED: To obtain a new protein consisting of a protein having a specific amino acid sequence and helicase activity and useful for e.g. the elucidation of the relationship between the human homeostasis maintenance and cellular senescence, the elucidation of etiology of disorders accompanying growth and senescence and the treatment and diagnosis of the disorders. SOLUTION: This gene is such one as to encode a protein having an amino acid sequence expressed by the formula or an amino acid sequence wherein at least one amino acid(s) is (are) deleted, substituted or added in the amino acid sequence expressed by the formula and having helicase activity and to be useful for, e.g. studies on the elucidation of the relationship between human homeostasis maintenance and cellular senescence, elucidation of etiology of disorders associated with growth and senescence, and the improvement, remission and diagnosis of symptoms. This gene is obtained by preparing cDNA from mRNA derived from human testis by use of reverse transcriptase and conducting polymerase chain reaction(PCR) using the cDNA as a template and using RecQ5 primer and Taq DNA polymerase.
Patent JP-S59207893-A (JP)
Title: Liquid phase epitaxial growth and its device
Inventor: KOBASHI KOUJI
IPC: C30B19/06
Filed: 1983-05-10
Abstract: PURPOSE:In subjecting a thin film of single crystal of inorganic compound to liquid phase epitaxial growth on a single crystal substrate, to form the thin film of single crystal with uniform thickness of film, by maintaining the substrate substantially horizontally. CONSTITUTION:The boat 6 for liquid phase epitaxial growth is placed on the furnace tube 5 in the furnace 4, the slider 2 is transferred by the operating bar 7, and a thin film of single crystal of inorganic compound of elements belonging to III and V groups of the periodic table is subjected to liquid phase epitaxial growth on the surface of single crystal substrate set in the dent 3 of the slider 2. In the operation, the bottom face 11 of the furnace tube 10 is made flat, and the single crystal substrate in the dent 3 of the slider 2 is set at a substantially horizontal position within 4 deg. from horizontality. The liquid compound of the element is slid and brought into contact with it, so that the single crystal of the compound having uniform thickness distribution is subjected to liquid phase epitaxial growth.
Patent JP-S5416466-A (JP)
Title: Novel 3-hydroxypyrrolldine-3-carboxylic derivative
Inventor: IGARASHI KIKUO
IPC: C07D207/12
Filed: 1977-07-07
Abstract: PURPOSE: 3-Hydroxypyrrolidine-3-carboxylic acid of formula I (X is H, amine-protecting group; R 1 , R 2  are H, lower alkyl, aryl). 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-S62239348-A (JP)
Title: Magneto-optical recording medium
Inventor: ENOMOTO HIROMICHI
IPC: G11B11/10
Filed: 1986-04-09
Abstract: PURPOSE:To prevent the change with the lapse of time of the title medium due to oxidation and to improve the quality of the reproduced signal by forming a reflective film with a lead alloy in the magneto-optical recording medium wherein a magneto-optical recording layer consisting of a metallic thin film and the reflective film are laminated. CONSTITUTION:A dielectric film 5, the magneto-optical recording layer 2, a dielectric film 3, and the reflective film 4 are successively laminated to a sub strate 1. The reflective film 4 is formed with a lead alloy (especially an alloy contg. >=85atomic% lead). Since the alloy elements constituting the reflective film 4 have a function to prevent the diffusion of oxygen, the Kerr rotational angle is increased, and the oxidation of the magneto-optical recording layer can be sufficiently prevented.
Patent JP-H07293449-A (JP)
Title: Dental compressor
Inventor: CHATANI MASARU
IPC: F04B41/06
Filed: 1994-04-20
Abstract: PURPOSE:To enable treatment to be performed by temporarily using an auxiliary compressor when a main compressor fails as well as to constitute a compressor for odontotherapy of the main compressor and the auxiliary compressor, so as to decrease the weight of respective compressors to be easily transported. CONSTITUTION:A compressor to be used as a driving source such as an air turbine in odontotherapy is constituted of a main compressor 12 attachably/ detachably housed in a main compressor box 10 and an auxiliary compressor 20 attachably/detachably housed in an auxiliary compressor box 20. And an auxiliary compressor II can be stacked and placed on a main compressor I, and respective compressors can be individually driven. Moreover, respective compressors can be disassembled into box bodies 10, 20, doors 11, 12, compressors 12, 22, vibration isolating tables 13, 23 and a control box III.
Patent JP-S62242035-A (JP)
Inventor: KOIZUMI HIDEO
IPC: E04H15/00
Filed: 1986-04-09
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-H08244641-A (JP)
Title: Valve mechanism of power steering system
Inventor: ARITA TSUNEFUMI
IPC: B62D5/083
Filed: 1995-03-14
Abstract: PURPOSE: To change over smoothly a valve mechanism even if a sleeve is inclined while preventing the valve mechanism from vibration. CONSTITUTION: While a gap is formed between a pin 15 and pin hole 7a, a drain path 26 is formed on the outer peripheral surface of a rotary spool 7 in the opposite side to a tank path. Fluid guided from a drain groove 17 to the drain path 26 is guided through a gap between the inner diameter part of the rotary sleeve 7 and a stub shaft 14 to the tank path.
Patent JP-H06300429-A (JP)
Title: Heat insulating box
Inventor: MARU KENJI
IPC: F25D23/06
Filed: 1993-04-08
Abstract: PURPOSE:To very easily disassemble a heat insulating box without the use of any special disassembling tool. CONSTITUTION:A heat insulating box 1 is constructed such that an inner box 9 is received in an outer box 8 with gaps therebetween, and a foam heat insulating material is filled between. Both boxes 8, 9. Both boxes 8, 9 are constituted by separate roof boards 8a, bottom board 9b, right and left side boards 8c, 8d, 9c and rear boards 9e, and the respective boards of the outer box 8 are joined to one another by screws 15 from outside. The outer box 8 is formed with insertion portions 23 which serve to have a screwdriver inserted therethrough an corresponding to screws which is join the inner box 9 and have the respective boards of the inner box 9 joined to one another from outside.
Patent JP-S59206873-A (JP)
Inventor: MINAMI SETSUROU
IPC: G08G1/095
Filed: 1983-05-11
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-H06288314-A (JP)
Title: Fuel feed device for internal combustion engine
Inventor: FUJIMOTO YOSHIO
IPC: F02M37/20
Filed: 1993-04-08
Abstract: PURPOSE:To suppress evaporation gas from being generated without impairing the atomizing characteristics of fuel. CONSTITUTION:Fuel in a fuel tank 101 is fed to a delivery pipe 104 through an in-tank pump 102. Excess fuel is fed to a flow passage switchover valve 107 through a pressure regulator 105. A first flow outlet of a flow passage switchover valve is connected to an auxiliary tank 109, and fuel in the auxiliary tank is recovered in the fuel tank through a stop valve 111. Also a flow passage 113 to bypass the auxiliary tank and stop valve is connected to a second outlet of the flow passage switchover valve. When the return fuel temperature is beyond a first threshold value, the flow passage switchover valve is excited to lead return fuel to the auxiliary tank and, when it is lowered to a second threshold value, the stop valve 11 is opened to recover fuel in the fuel tank. When the return fuel temperature is below it, fuel is recovered directly in the fuel tank through the flow passage 113.