baber/WOPTO huggingface dataset:
Patent JP-H08181348-A (JP)
Title: Photoelectric converter
Inventor: FUKUDA TAKUMI
IPC: H04B10/2507
Filed: 1994-12-22
Abstract: PURPOSE: To operate stably against temperature changes and simplify device structure by arranging a current mirror circuit to operate in conformity with a current being output from an auxiliary light receiving device for compensation service and directly deducting a dark current component included in a detection current output from a main light receiving device. CONSTITUTION: A photoelectric switch is provided with a light receiving device 1, an auxiliary light receiving device 2, a current mirror circuit 3 and a processing circuit 1. The main light receiving device 1 generates a detection current 1p including a dark current component 1n dependent on a surrounding temperature in addition to a photoelectric current 1s in conformity with a light receiving quantity of an incident light L. The auxiliary light receiving device 2 is provided with the same structure with a phototransistor on the main light receiving device 1 side and generates the same quantity of dark current 1c to the dark current component 1n.  The current mirror circuit 3 provides a net amount of detection current which excludes the dark current component 1n by generating the compensation current in conformity with a pure dark current component 1d and deducting from the detection current 1p. The processing circuit 4 processes a net detection current 1s flowing in a resistor R and generates an output signal Vout.
Patent JP-H08166138-A (JP)
Title: Immediate hot water supply unit
Inventor: TSUTSUI OSAMU
IPC: F24D17/00
Filed: 1994-12-13
Abstract: PURPOSE: To supply hot water to a delivery port such as faucet or shower with limited electric power almost simultaneously with the start of delivering water. CONSTITUTION: This unit is provided with a changeover valve 4 to branch hot water off a hot water supply pipe 3, a heat siphon effect type heater 5 to heat the hot water branched off with the changeover valve 4 and a circulation pipeline 6 which is connected to an outlet and an inlet of the heater 5 while being connected to a hot water supply pipe 3' between the changeover valve 4 and a delivery port. The circulation pipeline 6 forms an immediate hot water supply unit 1 with the capacity thereof larger than that of a portion to the changeover valve 4 from a hot water source out of the hot water supply pipe 3.
Patent JP-2000163818-A (JP)
Title: Lubricating layer, information recording medium, its production and information recording device
Inventor: AOYAMA MASATO
IPC: G11B5/84
Filed: 1998-11-27
Abstract: PROBLEM TO BE SOLVED: To prevent sucking with a head and to obtain good lubricating property and durability by forming a lubricant layer consisting of a hardening resin and porous crosslinked vinylpolymer fine particles impregnated or copolymerized with a lubricant. SOLUTION: As for the lubricant, a lubricant which can impregnate porous crosslinked vinylpolymer fine particles and which is liquid is preferable, and for example, a silicon lubricant and a fluorine lubricant are used. As for a preferable compd., a polyorganosiloxane having 1000 to 20000 number average mol.wt. which may be modified, or a perfluoropolyether having -CaF2aO- unit in the main chain (wherein (a) is an integer 1 to 4) or a perfluoroalkyl compd. which may be modified, can be used. As for the porous crosslinked vinylpolymer fine particles, a compd. which can be formed hard and can be controlled for the particle size is used, and for example, a styrene-divinylbenzene crosslinked copolymer is used. The lubricant is applied by dipping or spray coating, and hardened.
Patent JP-H05175860-A (JP)
Title: Card type electronic tuner
Inventor: ITO KATSUO
IPC: H03J5/24
Filed: 1991-12-20
Abstract: PURPOSE:To provide the external electronic tuner enabling reception while being mounted to a main body only when it is desired to receive images and sounds of a television at an equipment such as a personal computer or 8mm video not to require any tuner normally. CONSTITUTION:A circuit board 6 constituting a tuner circuit part, channel control circuit part and demodulation circuit part is housed in card type cases 3 and 4, and a connector 8 to input/output signals to the circuit board 6 is arranged along one side of the cases 3 and 4. On the circuit board 6, a bent part 5 is formed, and plural electronic parts 7 are distributed at respective two parts 6a and 6b to be faced each other when being bent through this bent part 5. Thus, the obtained card type electronic tuner 1 can be handled similarly to the conventionally generally used IC memory cards. Further, by bending the circuit board 6, density for spatially mounting the required electronic parts 7 can be improved.
Patent JP-H09180873-A (JP)
Title: Induction heating cooker
Inventor: SAITO RYOSUKE
IPC: H05B6/12
Filed: 1995-12-25
Abstract: PROBLEM TO BE SOLVED: To enhance safety if a table top is damaged in an induction heating cooker provided with an induction coil beneath the table top. SOLUTION: An induction-coil protection plate 13 having heat resistance and made of a material with a magnetic permeability is provided between a table top 4 and an induction coil 6. The induction-coil protection plate 13 is formed with a diameter which is at least greater than that of the induction coil 6. The induction coil 6 is never exposed even if the table top 4 is damaged. The induction coil 6 is never damaged due to a broken piece of the table top 4, water, etc., never reaches the induction coil 6, and short-circuits, a part with electrical shock or electric leakage can be swept.
Patent JP-H03197063-A (JP)
Title: Dot printer
Inventor: FUJII KENICHI
IPC: B41J5/30
Filed: 1989-12-26
Abstract: PURPOSE:To eliminate inefficiency caused by duplicated actions by a method wherein during the output of the content of a first buffer memory, the content is transferred to a second buffer memory and the variable part information of a printing document is written in a variable part area of the second buffer memory, and after the printing of the content of the former is completed, the content of the latter is outputted and, meanwhile, the content of the latter is transferred to the former and a variable part is written in a variable part area of the former. CONSTITUTION:The content of a first buffer memory B1 is outputted to a printing head H and, meanwhile, the content is transferred to a second buffer memory B2, and variable part information R of a document is converted to dot pattern data and written into a variable part area C in the second buffer memory. After the printing of the content of the first buffer memory is completed, the content of the second buffer memory B2 is outputted to the printing head H and, meanwhile, the content of the second buffer memory is transferred to the first buffer memory, and a variable part R' of a document is converted to dot pattern data and written into a variable part area C' in the same buffer memory. After the printing of the content of the second buffer memory is completed, the processing is returned to the first action.
Patent JP-H04276191-A (JP)
Title: Suction vavle and/or discharge valve for distributing and spraying pump for discharging low viscosity liquid-form or paste form material
Inventor: RAIMUNTO ANDORISU
IPC: F16K15/02
Filed: 1991-12-20
Abstract: PURPOSE: To provide a valve which is relatively wide in dimensional tolerance, high in reliability, sure in function, and usable for both a suction valve and a discharge valve. CONSTITUTION: An annular valve wall 54 is provided with a closed end wall 57, and an open edge part 55 of the valve wall 54 is brought into elastic and close contact with a conical or segittal generated surface 43 in the radial direction so that the valve wall 54 forms a valve seat, and is movably coupled with a pump member or a casing part with the generated surface 43 attached thereto while having the spring effect in the axial direction.
Patent JP-2000165886-A (JP)
Title: Device and method for decoding
Inventor: YASUDA MAKOTO
IPC: H04N19/50
Filed: 1998-11-27
Abstract: PROBLEM TO BE SOLVED: To provide a smooth reproduced image without damaging the naturalness of the reproduced image in the case of reverse reproduction by providing an output image candidate frame determining means and a decoding means, etc., for decoding a code stream corresponding to the frame determined by the output image candidate frame determining means. SOLUTION: The stream inputted to an input terminal 10 is inputted through a bit buffer 20 to a decoding means 40. The stream is decoded by the decoding means 40 while referring to a decoded image, which is stored in a frame memory 30, and that decoded image is stored in the frame memory 30. On the other hand, the output of the bit buffer 20 is inputted to an output image candidate frame determining means 50 as well. In the output image candidate frame determining means 50, a frame interval set by a frame interval setting means 60 is inputted, the output image candidate frame at the time of reverse reproduction is determined, and the decoding means 40 is controlled so as to provide the output image candidate frame.
Patent JP-H03201632-A (JP)
Title: Radio calling system
Inventor: SEKIGUCHI NOBUO
IPC: H04W84/08
Filed: 1989-12-28
Abstract: PURPOSE:To operate a radio communication station with flexibility by sending out a mobile station number and a signal for inhibiting call origination during incoming call to a mobile station for which it is desired on a base station side to limit call origination on the mobile station side. CONSTITUTION:A received data processing part 5 detects the presence/absence of an individual signal for a present station and the signal for inhibiting call origination during incoming call in received data. When both signals are detected, a transmission inhibiting instruction is sent out to a press talk control circuit 7. In such a case, even when the operator of a mobile station 1 starts a press talk operation and a press talk switch 6 is turned on, the press talk control circuit 7 is turned to a state not to accept this operation and the relevant mobile station can be not be turned to a transmission state. Thus, when it is desired to transmit important information to a certain mobile station, by sending out the signal for inhibiting call origination during incoming call while including the other mobile station, which is positioned near this mobile station 1 with possibility to apply interference, as well, the call origination of the mobile station is inhibited and the information are prevented from being erroneously transmitted.
Patent JP-H04207676-A (JP)
Title: Liquid crystal projection type television and liquid crystal projection type color television using same
Inventor: TAKAHARA HIROSHI
IPC: H04N9/31
Filed: 1990-11-30
Abstract: PURPOSE:To provide the high-accuracy liquid crystal projection type television which can make effective utilization of light by providing polarization beam splitters which polarize and separate incident light and adding the modulation by phase difference plates and reflection type liquid crystal panels respectively to the two light polarization components polarized and separated by these splitters, then synthesizing and projecting the light components. CONSTITUTION:This television has the polarization beam splitters 6a to 6c, the 1st and 2nd quarter-wave plates 5a to 5f, and the 1st reflection type dispersion liquid crystal panels 3a to 3c which modulate the light formed after the 1st light polarization components 5 polarized and separated by the splitters 6a transmit the 1st quarter-wave plates 5a, 5c, 5e. The 2nd reflection type dispersion liquid crystal panels 4a, 4b, 4c which modulate the light formed after the 2nd light polarization components polarized and separated by the polarization beam splitters 6a to 6c next transmit the 2nd quarter-wave plates 5b, 5d, 5f and optical element parts, such as projecting lenses 9a to 9c which project the light modulated by the 1st and 2nd reflection type dispersion liquid crystal panels 3a to 3c, 4a to 4c onto the same screen are provided. Then, the entire luminous flux can be used without using polarizing plates and, therefore, the images are displayed with extremely high accuracy. The high-accuracy liquid crystal projection type television having the high utilization rate of light is obtd. in this way.
Patent JP-H06159043-A (JP)
Title: Exhaust emission control device of diesel engine
Inventor: KASHIMOTO MASAAKI
IPC: F02B3/06
Filed: 1992-11-24
Abstract: PURPOSE:To improve fuel efficiency property without reducing the NOx purifying performance by paying attention to HC generated in the combustion, in a diesel engine in which a fuel component is to be added to the exhaust gas at the upstream side of an NOx purifying catalyst set to an exhaust system. CONSTITUTION:While a catalyst converter 7 having an NOx purifying catalyst is set on the way of an exhaust pipe 6 provided to the exhaust system of an engine 1, a high pressure fuel discharged from a fuel injection pump 8 driven by the engine 1 is to be fed to injectors 10...10 provided to the cylinders through fuel feeding pipings 9...9 respectively. And, in an operating condition liable to generate HC, the injecting amount of the fuel injected from the above injectors 10...10 is to be reduced in the exhaust stroke.
Patent JP-2001154091-A (JP)
Title: Projection lens for liquid crystal projector
Inventor: YOSHIDA MAKOTO
IPC: G02B13/16
Filed: 1999-11-29
Abstract: PROBLEM TO BE SOLVED: To provide a projection lens for a liquid crystal projector adaptable to a very long back focus. SOLUTION: This projection lens is constituted of ten groups/thirteen lenses, a 1st lens is positive, a 2nd lens is a negative meniscus lens whose convex surface faces a screen, a 3rd lens is negative, a 4-th lens is positive, a 5-th lens is a negative meniscus lens whose concave surface face the screen, 6-th and 7-th lenses are positive and negative doublet a 8-th lens is a negative meniscus lens whose convex surface faces the screen, 9-th and 10-th lenses are negative and positive doublet, an 11-th lens is positive, a 12-th lens and a 13-th lenses are negative and positive doublet, and provided that the normalized angle of paraxial light just behind a j-th lens with 66.67 projection magnification is expressed by βj, and Abbes' number for glass material of the k-th lens is expressed by νk, an outgoing angle from the final lens β is 1.0,  following inequalities are satisfied: (1) β3<-1.0, (2) β7>+0.2, (3) ν2, ν3>50, (4) ν4, ν7<32, (5) ν10, ν11>50, and (6) ν13<25.
Patent JP-2000165175-A (JP)
Title: Impedance matching device
Inventor: YUZURIHARA ITSUO
IPC: H04B3/56
Filed: 1998-11-27
Abstract: PROBLEM TO BE SOLVED: To provide an impedance matching device that matches an impedance of a high frequency generator with an impedance of a load device at high speed. SOLUTION: In a coupling circuit consisting of a main winding 1 and a control winding 2 wound on a core 3, an inductance (L) of the main winding 1 is increased/decreased by increasing/decreasing a control current supplied to the control winding 2 so as to increase/decrease a permeability of the core 3. The impedance of the high frequency generator is matched with the impedance of the load device by utilizing that the inductance (L) of the main winding 1 is changed by the control current flowing through the control winding.
Patent JP-H10175345-A (JP)
Title: Printer with function of reusing printed paper
Inventor: KOKUBU YASUHIRO
IPC: B41J21/00
Filed: 1996-12-18
Abstract: PROBLEM TO BE SOLVED: To increase the rate of reuse of printed paper as much as possible without necessitating specific ink, paper and an erasing means. SOLUTION: In this printer, paper 17 is fed to a scanner 14 and a printer head 15 sequentially by a paper feeding roller 13. The scanner 14 reads a state of print of the paper 17 and sends blank data to CPU 11, while a Centronics port 16 receives print data from outside and sends them to the CPU 11. The CPU 11 compares the blank data with the print data by executing a program on ROM 12 containing a position determining program, and when there is a blank for printing in the paper 17, it sends the print data and a position control signal to the printer head 15 so that the print data be printed in the blank. The printer head 15 executes printing according to the print data and the position control signal and provides paper 17' consequently.
Patent JP-H11175638-A (JP)
Title: Document inspection system and inspection receiving system
Inventor: FURUYA MASATOSHI
IPC: G06F19/00
Filed: 1997-12-09
Abstract: PROBLEM TO BE SOLVED: To correlate pointed portions in a document to be inspected, corrected portions with prescribed columns in an opinion report by a simple procedure and to make it possible to reflect a corresponding reference item number in an opinion. SOLUTION: When a user selects a text in a document to be inspected and executes an opinion addition command by using a document inspection system 1, the system 1 pads (23) a moved destination tag in the text part, specifies (24) a reference item number corresponding to the text part, displays (25) the item number in a prescribed column in an opinion report, displays a pointer to be moved to a pointed position, and then pads (26) a moving source tag in the pointer.  When the user selects the text in the document to be inspected and executes a correction contents addition command by using a document inspection receiving system 2, the system 2 pads (23) the moved destination tag in the text part, specifies (34) an opinion corresponding to a corrected position, displays a pointer to be moved to the corrected position on the prescribed column in the opinion report, and pads (35) a pointer tag in the pointer.
Patent JP-H11174660-A (JP)
Title: Inspecting method for mounting position of pellicle on exposure mask used for manufacturing semiconductor device or the like
Inventor: IIMURA SHINYA
IPC: G03F1/62
Filed: 1997-12-09
Abstract: PROBLEM TO BE SOLVED: To detect, automatically and precisely, a value of displacement of a mounting position relative to an exposure mask, of a pellicle mounted on its surface, in the case of an exposure mask used for manufacturing a semiconductor device, a liquid-crystal display device, or the like. SOLUTION: As an exposure mask 1 fitted with a pellicle 2 is moved on an XY table 4 in the X-direction and in the Y-direction, projecting dimensions of the exposure mask 1 from the pellicle 2 are detected at eight positions in total, both end parts of each of four sides 2a, 2b, 2c, and 2d of the pellicle 2, by the use of image data photographed by a photographing means 5 disposed thereabove, and then, a dimensional difference is computed between two projecting dimensions, confronting each other with the pellicle interposed therebetween, of the projecting dimensions A1, A2, B1, B2, C1, C2, D1, and D2 at the eight positions.
Patent JP-H04203473-A (JP)
Title: Ignition timing control device
Inventor: KURIHARA MASARU
IPC: F02P5/15
Filed: 1990-11-30
Abstract: PURPOSE:To control the ignition timing at an optimum condition suitably to the actual combustion condition by finding a value x which has a strong relation with the combustion speed in the actual running condition, from the suction temperature and the suction air mass flow rate, and setting the ignition timing on a two-dimensional map of the above value x and the engine rotation frequency. CONSTITUTION:In the running condition by the engine operation, the signals of the engine rotation frequency N, the suction air mass flow rate Q, and the suction temperature T are input to a control unit 10. And a standard fuel injection quantity Tp is calculated by the N and Q, and a value x which has a strong relation with the combustion speed is calculated by the Tp and T. And in an ignition timing setting unit 13, the ignition timing thetaIG is retrieved according to the x and N on the map, and thereby, a spark-advance control is carried out in the way same as the conventional method, according to an increase of the engine rotation frequency N, or an increase of the suction air mass flow rate Q owing to the increase of the load. Since the ignition timing is set as a whole from the variations of not only the auction air temperature but also the actual suction air mass flow rate and the combustion condition, the ignition timing can be controlled suitably to the actual condition.
Patent JP-H09177658-A (JP)
Title: Wind mill start promoting device
Inventor: KAWAKAMI HIROAKI
IPC: F03D7/06
Filed: 1995-12-26
Abstract: PROBLEM TO BE SOLVED: To easily promote stable starting of a wind mill at a low wind velocity by ejecting the air which is compressed by an air compressor whose driving force is the rotation obtained by a small fan from an air ejection nozzle provided on the tip of each rotary blade through an air piping. SOLUTION: When a small fan 1 is driven, an air compressor 2 installed coaxially with the small fan 1 obtains the rotational power, sucks the air in the vicinity thereof, and compresses the air. An air piping 3 is provided behind the air compressor 2 to the tip of each rotary blade 7 e.g. through a hollow shaft 6 of a main shaft of a wind mill mechanism part, and via an accumulator 5 at the tip of the main shaft. The air compressed by the air compressor 2 is fed to the tip of the rotary blade 7 through the air piping 3. An air ejection nozzle 4 is installed on the tip of the rotary blade 7, and the compressed air fed thereto is ejected from the tip of the rotary blade 7 by the ejection nozzle 4.  The rotational force is given to each rotary blade 7 by the reaction force by the ejection of the compressed air from the tip of the rotary blade 7, and the rotation of the wind mill is assisted.
Patent JP-H03199157-A (JP)
Title: Production of tl-based oxide superconductor
Inventor: NAKAJIMA OSAMU
IPC: C01G1/00
Filed: 1989-12-28
Abstract: PURPOSE:To obtain a Tl-based oxide superconductor excellent in composition stability by monitoring the thermogravimetric change of a raw material and controlling the composition of the starting raw material on the basis of the monitored value so that the composition of the Tl-based oxide superconductor to be synthesized is regulated to the proper composition and performing calcination in the case of calcining the starting raw material having the prescribed composition ratio. CONSTITUTION:The raw materials such as Tl2O3, BaO2, CuO and CaO are mixed at such ratio wherein the aimed Tl-based oxide superconductor is obtained. This mixture is molded to produce the starting raw material having the prescribed composition ratio. Then this starting raw material is calcined and also the thermogravimetric change of the raw material is monitored by a differential thermobalance. The vaporized amount of Tl is calculated on the basis of this data. Tl2O3 correspondent to the calculated amount is added to the starting raw material and calcination is performed. Thereby the Tl-based oxide superconductor having a stabilized composition is obtained. Further the starting raw material is calcined under such conditions wherein calcination is performed while monitoring the thermogravimetric change of the starting raw material and vaporization of Tl is not made remarkable.