baber/WOPTO huggingface dataset:
Patent JP-S55122114-A (JP)
Title: Displacement detector
Inventor: OZAWA NOBORU
IPC: G01D5/16
Filed: 1979-03-14
Abstract: PURPOSE: To detect the displacement stably even under a condition of a high pressure and a severe ambient temperature by sealing a fixed insulating oil in the bellows and by providing a compensating bellows to the main bellows.  
     CONSTITUTION: One end of the compensating bellows 10 is made a free end, the other is fixed to the end cover 12 of the free end of the main bellows 7, the through hole 9 that communicates both the insides of the main and compensating bellowses 7, 10 is bored in the end cover 12. The insulating oil 8' that is incompressible and electrically stable is sealed in the respective bellowses 7, 10. The displacement measuring terminal 11' that extends on avoiding the bellows 10 is attached to the displacement measuring terminal of the elastic flat plate 1 supported in the form of a cantilever. Output of the strain gauge 2 is introduced to the external terminal 5 through the pressure-resisting insulator terminal 4. In this way, the expansion and contraction of the sealed liquid caused by a change of ambient temperature are absorbed by the bellows 10, the quantity of displacement of the measuring terminal 11' can exactly be measured. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-S55123360-A (JP)
Title: Charge and discharge circuit for ignitor
Inventor: TAKAHASHI JIYUNICHI
IPC: F02P3/045
Filed: 1979-03-14
Abstract: PURPOSE:To cause the charge of a capacitor to discharge without fail by method wherein a latch circuit is put to operate when the input voltage of a comparator for potential detection of the capacitor reaches the specified potential, and the comparator is locked so that it does not operate again, and constant-current regulated power is excited by the output signal of the comparator. CONSTITUTION:Constant-current regulated power source 21 where is waked up by the output signal from a flip flop 4 is connected with a capacitor 16 and the other end of the capacitor 16 is earthed. A buffer 7 is connected to the constant-current regulated power source, and the voltage VA applied to the buffer 7 is inputted to a comparator 22. If the voltage VA is lowered to the value at VREF after a transistor 19 is turned on while the specified voltate of the comparator 22 is set to the lower value at VREF' the comparator 22 operates so as to drive the latch circuit 23. By the output signals of the latch circuit, a transistor 24 is turned on and the transistor 19 is turned off, then the capacitor is started to be charged from this time on.
Patent JP-H02211249-A (JP)
Title: Preparation of precursor of methanol synthesis catalyst
Inventor: NAKAMURA TADASHI
IPC: C07C29/154
Filed: 1989-02-09
Abstract: PURPOSE:To obtain a catalyst with high catalytic ability and reduce catalyst cost by using copper sulfate recovered from a copper etching waste solution with a concentration lower than a prescribed value for preparation of the title precursor. CONSTITUTION:A methanol synthesis catalyst is prepared by using a copper sulfate recovered from a very economic copper etching waste solution as a copper source and copper, zinc, and aluminum compounds or a boron compound. In this case, the concentration of the waste solution is made to be <=10%. Using a very economical copper etching waste solution, a catalyst having a catalystic capability as high as one prepared from a costly metal nitrate, etc. Moreover, owing to its low cost, the catalyst has high industrial serviceability.
Patent JP-H07222021-A (JP)
Title: High voltage power supply device
Inventor: SUZUKI HIROSHI
IPC: H04N3/185
Filed: 1994-01-31
Abstract: PURPOSE:To provide the high voltage power supply device with an excellent circuit efficiency and stable circuit operation. CONSTITUTION:A main switch 5 is connected to a primary coil 3 of a flyback transformer 1. A pulse width control circuit 11 applies a switching control signal whose on-pulse width is widened more as a drop of a high output voltage is increased to the main switch 5 to make a high output voltage stable. An auxiliary coil 12 is wound onto a core 2 of the flyback transformer 1 and an auxiliary switch 14 is connected to the auxiliary coil 12. A flyback voltage control circuit 15 turns on the auxiliary switch 14 when the main switch 5 is turned off and a pulsive peak of the flyback voltage is generated in the primary winding, to supply a current to the auxiliary coil 12 to keep the primary coil 3 to be a short-circuit and turns off the auxiliary switch 14 in a timing before the main switch 5 turns on again. A flyback voltage is set to a zero voltage till the main switch is closed after the auxiliary switch 14 is turned off.
Patent JP-H08215608-A (JP)
Title: Operation control method for electric precipitator for tunnel
Inventor: TERANO TETSUHIRO
IPC: B03C3/68
Filed: 1995-02-17
Abstract: PURPOSE: To provide an operation control method for an electric precipitator for tunnels which enables start-up and dust collecting operation in a normal state without being affected by moisture in a tunnel when operation is started after the stop of dust collecting operation. CONSTITUTION: In an operation control method for an electric precipitator used in an air purification system in a tunnel in an expressway in which the electric precipitator is operated to purify air during a period of a high degree of pollution due to dust in a tunnel and stopped during another period, in a period of the operation stop, voltage applied to the charged part 4a and dust collecting part 4b of a dust collecting main body 4 from a direct current high voltage power source 5 is lowered to 20-50% of rated voltage so that insulators supporting a high voltage side electrode are kept dry by Joule heat of leakage current flowing through the surface to prevent the start-up failure of the electric precipitator caused by moisture in the tunnel.
Patent JP-S59153586-A (JP)
Title: Portable seam welding machine
Inventor: TAKAHASHI HIROSHI
IPC: B23K11/28
Filed: 1983-02-22
Abstract: PURPOSE:To reduce weight and size and to improve operability by providing a pair of electrode driving shafts, a supporting frame which supports the driving shafts and an electrode pressing device to a portable seam welding machine. CONSTITUTION:When the lever 50 of an electrode pressing device is in the position of a solid line, objects to be welded are pressed between both electrodes 4 and 5 by the force of springs 62 and while electricity is conducted to the electrodes 4, 5, the electrodes are driven and the objects to be welded are subjected to seam welding. When the lever 50 is in the position of an alternate long and two short dashes line, the pressing force is released and the spacing between two electrodes 4, 5 is opened. Electrode driving shafts 14, 15 are connected to output shafts 40, 43 and are driven to rotate in the directions opposite from each other.
Patent JP-H07240297-A (JP)
Title: Plasma torch nozzle
Inventor: YONEZAWA KATSUO
IPC: H05H1/34
Filed: 1994-02-28
Abstract: PURPOSE:To reduce the thermal load at a nozzle and to improve the durability, by making the length of a straight pipe part and the thickness of the nozzle end, to the diameter of the nozzle port of the nozzle, in a specific times, and making the opening angle of an outlet chamfer part in a specific angle scope. CONSTITUTION:The diameter of the nozzle port 9 of a nozzle 7 is made d, the length of the straight pipe part of the nozzle port 9 is made L, the nozzle thickness of the nozzle is made H, and the opening angle of the outlet chamfer 14 is made theta. In this case, the relation of their values are made as follows: L=1 to 1.5d, H=2.5 to 3d, and theta=90 to 120 deg.. By making the length L one or more times the diameter d, a stable arc can be obtained, and by making the thickness H 2.5 to 3 times the diameter d, and the opening angle in the scope 90 to 120 deg., the plasma arc at the nozzle is scattered so as to reduced the thermal load, and the durability of the nozzle can be improved.
Patent JP-H08221428-A (JP)
Title: Books checking system
Inventor: SUGITA MAYUMI
IPC: G06F17/30
Filed: 1995-02-17
Abstract: PURPOSE: To efficiently check books by outputting the checked result at the site where any book is extracted from a book shelf and its bar code is read by a portable terminal to be carried to the book shelf to be check. CONSTITUTION: This system is composed of a host computer 3 provided with a data base 1 for books information and a data base control part 2, portable terminal 5 provided with a key input part 52 for inputting framing code information or building code information at the time of check and a confirmation tone generating part 53, bar code reader 6, and a terminal equipment 4 for giving instruction to the host computer 3. Besides, the portable terminal 5 is composed of check information file 7, a retrieval part 81 for retrieving the read data from the check information file, a data judging part 82, and an output control part 83 for outputting the judged result while using a liquid crystal display part 51 and the confirmation tone generating part 53.  Therefore, the checked result can be outputted at the site where the book is extracted from the book shelf and its bar code is read by the portable terminal 5 to be carried to the book shelf to be checked.
Patent JP-S63197122-A (JP)
Title: Error correcting and checking device
Inventor: SAKO YOICHIRO
IPC: B32B15/08
Filed: 1987-02-10
Abstract: PURPOSE:To reduce the data processing time by devising the device such that error correction and error check are finished at the same time to data of matrix arrangement so as to reduce the number of times of data reading from a buffer memory. CONSTITUTION:The titled device consists of a RAM 1 as a memory storing data of the state including an error check parity generated as to one block data, a read means reading the data from the memory, a syndrome generating circuit 7 receiving the read data, a check syndrome generating circuit 13, an error location and error value detection circuit 8 calculating the error location and error from the result of production of the syndrome generating circuit 13 and an adder circuit 15 adding the error information to the output of the circuit 13 from the calculated error location and the error. Thus, in applying error correction, error check is attained at the same time. Thus, the number of times of data read from the memory is decreased by one for the check to improve the data processing speed.
Patent JP-S59156145-A (JP)
Title: Permanent magnet field motor
Inventor: ABUKAWA TOSHIMI
IPC: H02K23/04
Filed: 1983-02-25
Abstract: PURPOSE:To enhance the rotating speed of a motor at a light load time by intruding an auxiliary pole to part of a permanent magnet, thereby reducing a main magnetic flux amount only at the light load time while securing a motor torque at the starting time. CONSTITUTION:A permanent magnet field motor with auxiliary poles has a commutator 2, and an armature core 3, on which a winding 4 is wound. A shaft 1 is supported through bearings 5a, 5b by end brackets 6a, 6b, which are secured to a cylindrical yoke 7. A permanent magnet 8 and auxiliary poles 9 are mounted in parallel in the circumferential direction on the inner periphery of the yoke 7. The magnet 8 is intruded to the magnetizing end of the magnet 9, thereby reducing the magnetic flux amount at the light load time.
Patent JP-H10234177-A (JP)
Title: Energy-accumulating means and power source means
Inventor: SUZUKI TOSHIYASU
IPC: F02P3/08
Filed: 1997-01-01
Abstract: PROBLEM TO BE SOLVED: To increase output voltage or decrease energy loss by forming a closed circuit, which gives forward bias between a main terminal connected to respective capacitors themselves and their control terminals at the time of energy discharge together with resistors. SOLUTION: Zener diodes 2 are connected one by one in a reverse bias direction between a pair of control terminal and main terminal for the drive signal input of respective transistors 1 and are disposed one by one at the charging routes of respective capacitors 8. A closed circuit which gives forwards bias between a main terminal connected to respective capacitors and their control terminals at the time of energy discharge are formed together with resistors 5. When all the capacitors 8 output voltage in series, respective transistors 1 are driven, so as to turn on through the respective resistors 5, so that turning-on voltage decreases. It is thus possible to increase the output voltages, or decrease energy losses.
Patent JP-H06239494-A (JP)
Title: Ticket conveyor device
Inventor: ITO TSUTOMU
IPC: G07B15/00
Filed: 1993-02-19
Abstract: PURPOSE:To detect the take-out of plural sheets of tickets so as to perform sum-up processing correctly by providing a judging means for detecting the light quantity transmitted through the tickets by a detecting means and judging plural tickets to have been taken out at a time by a take-out means when the light quantity is less than the specified value. CONSTITUTION:Coupon tickets 11 taken out by take-out mechanism 15 and conveyed by conveyor mechanism 17 are subjected to the inspection of the number of sheets in a plural-sheet take-out detecting part 19. In the plural-sheet take-out detecting part 19, light from a light emitting part 19A is radiated to the coupon tickets 11 conveyed on a carrier path 17A, and the light quantity transmitted through the coupon tickets 11 is detected by a light receiving part 19B. In the case of this light quantity being the specified value or more, the conveyed coupon ticket 11 is judged to be one sheet, and in the case of the light quantity being less than the specified value, the conveyed coupon tickets 11 are judged to be two sheets or more. In the case of the coupon ticket 11 being judged to be one sheet in the plural-sheet-take-out detecting part 19, the coupon ticket 11 is guided on the carrier path l7A to a magnetic read part 23 in the lower reaches by a parting part 21.
Patent JP-H03235089-A (JP)
Title: Core for fast breeder reactor
Inventor: GOTO TADASHI
IPC: G21C5/00
Filed: 1990-02-13
Abstract: PURPOSE:To eliminate the outflow of sodium Na to an adjacent fuel assembly and to prevent the lowering of flow rate distributing capacity by providing a honeycomb-shaped flow guide in a core tank in which a trumpet pipe eliminating type fuel assembly is received. CONSTITUTION:The flow guide 42 inserted in a core tank 41 is formed by gathering many hexagonal pipes molded from a thin-walled stainless steel plate and forming the same into a honeycomb shape at the end parts thereof. Therefore, the wall of each of channels becomes a double wall structure but the thickness thereof is sufficient in strength of about several mm. Na fed from a primary system pump under pressure is supplied to an inlet plenum 44 from pump outlet piping 9 through an inlet manifold 45 and further distributed to the entrance nozzle parts of respective fuel assemblies 46 to flow in the tank 41. At this time, the flow distribution amount in each channel of flowing Na is held by the flow guide 42 and the outflow Na to the adjacent fuel assembly 46 is eliminated and the lowering of flow rate distributing capacity can be prevented and gap bypass flow can be also suppressed. Further, the replacement of fuel becomes easy and a working time is shortened.
Patent JP-S55120753-A (JP)
Title: Automatic controller of overrun in ice cream preparation
Inventor: IMON KAZUO
IPC: A23G9/14
Filed: 1979-03-14
Abstract: PURPOSE: To control the overrun automatically, by controlling the flows of an ice cream mix and air, and by correcting the mixing ratio with a densitometer.  
     CONSTITUTION: The refrigerating cylinder 13 is connected to the pump 11 and the mix flow meter 10, which is connected to the ratio controller 15 via the pulse current convertor 14 and the electro-pneumatic convertor 16. The compressor 17 is connected to the pump 11 via the air chamber 30, sterilizing filter 31, dust removal filter 32, control valve 19, check valve 20, and orifice-containing differential pressure transmitter 18, which is connected to the controller 15 via the square root extraction arithmetic unit 21. The controller 15 controls the air flow by regulating the valve 19 with the signal from the flow meter 10 and the transmitter 18 based on the mix flow rate. The thermometer and the densitometer 25 are provided near the outlet of the cylinder 13 to control the cooling unit, and the ice cream temperature is kept constant. The densitometer 25 is connected to correct the preset value of the controller 15. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-2000225298-A (JP)
Title: Clothes dryer
Inventor: KIMURA HIDEYUKI
IPC: F26B11/04
Filed: 1999-02-08
Abstract: PROBLEM TO BE SOLVED: To enhance a heat insulating effect and to improve drying efficiency by permitting a box shape case to be a dual structure consisting of an outer member and an inner member and holding an insulating member between the inner and outer members in a clothes dryer where a heating means and a blow means for supplying a warm blow to a drying chamber are stored in the box shape case. SOLUTION: The box shape case 1 of a rotary drum clothes dryer is provided with a door 10 on its front surface, where clothes are put in/out, and a rotatable rotary drum 3 constituting the drying chamber 2 is stored in the case 1. A fan 6 provided with a heat exchange means and the blow means enabling dehumidifying is disposed on the rear surface of the case 1 with a center part as an axial center. In this case, the box shape case 1 is constituted to be the dual structure in a nearly sealed state by the outer and inner members 20 and 21, a thin air layer 22 is formed in a gap between the members 20 and 21 and the air layer 22 is functioned as a heat insulating member. Then the thickness dimension of the layer 22 is set to be the one by which a heat convection does not occur in the air inside the layer 22 so that the excellent heat insulating effect is obtained.
Patent JP-H09221923-A (JP)
Title: Design method for a plurality of houses
Inventor: NAKAMURA KEIJI
IPC: E04H1/00
Filed: 1996-02-16
Abstract: PROBLEM TO BE SOLVED: To reduce the cost of a house by reducing design man-hours and the number of parts by designing a plurality of houses with different floor plans and the same roof construction. SOLUTION: In the design of a basic house 10, a substructure 24 is determined by laying out a stair 32 and entry 34 in conformity with a floor plan desired. Together with the floor plans for first floor and second floor of the substructure 24 determined, the location of supporting portions possessed by the substructure 24 is determined. And the supporting portions possessed by the substructure 24 are bearing walls 28 capable of withstanding loads from the above. Next, a roof portion 18 is designed but is directly supported by the bearing walls 28 located in the second floor portion. Also, the arrangement of bearing walls 28 as the supporting portions is simplified and indicated by bearing wall lines 30.  Then, by examining the shape of bearing wall lines 30 of the direct substructure 24 of the roof portion 18, the kinds of roof portion 18, which may be supported by bearing walls, can be determined.
Patent JP-S54121771-A (JP)
Title: Calorie display device
Inventor: IMANAKA YUMI
IPC: G01G19/40
Filed: 1978-03-14
Abstract: PURPOSE: To automatically detect the calories, etc. of food by combining a food quantity measuring means, a food calorie reference value inputting means, an electronic circuit means provided with a calorie totalizing calculator, etc.  
     CONSTITUTION: A food quantity measuring means consisting of a weighing table 2, a transducer 18 and an amplifier forming circuit 19, a keyboard 22, a number display part 25 and an operation state display part 26 are connected to a control circuit 21. Then, when food 17 is placed on the weighing table 2 after inputting the required numerical values to the control circuit 21 by properly operating the run key,  calorie assignment key, basic calorie storage instruction key, food quantity assignment key, addition command key, etc. of the ketboard 22, then the required numerical values are displayed in a number display part 25 and the operation state is displayed in the operation state display part 26, thus the calorie of the food 17 may be displayed automatically simply by placing the food on the weighing table 2 and in addition the total calorie of the food of plural kinds may be displayed  through simple key operation. When the calorie of the food 17 is set, the required  weight for its calorie is displayed. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-H02210203-A (JP)
Title: Touch sensor
Inventor: HATTORI YASUHIRO
IPC: G01L1/18
Filed: 1989-02-10
Abstract: PURPOSE:To detect a fine force with high accuracy by doping part of the surface of a semiconductor chip with impurities and reducing the resistance of the part, forming a projection part on one surface of a piezoelectric resistance element, and making the part of the low-resistance body sufficiently thin. CONSTITUTION:The projection 1 is adhered to the center part of the piezoelectric resistance element 2 through an adhesive layer 3. The element 2 is constituted by diffusing impurities (boron) in a resistance gage part on the surface of a silicon substrate and arranging a low-resistance P type diffusion layer different from the silicon substrate as the piezoelectric resistance body 5 where stress is large. Further, the thin part of the center part is etched with an anisotropic etchant. Then a force F balances with the stress sigma of the resistance body 5 which is determined by the shape and material of the element 2. This stress sigmais detected from DELTAR/R=pisigma (pi: piezoelectric resistance effect), where DELTAR/R is the resistance variation of the resistance body 5. Here, pi has superior linearity and small hysteresis when the stress sigma is small, and the resistance body is formed by using a photolithographic process to form the small-sized, accurate touch sensor.
Patent JP-S56128832-A (JP)
Title: Wheel type submarine excavator
Inventor: YAMAGUCHI TAKAAKI
IPC: E02F3/18
Filed: 1980-03-11
Abstract: PURPOSE: To make it possible to excavate deeper than the radius of a excavating wheel, by lifting the revolution center of a driving axle higher than the revolution center of the excavating wheel and lowering the excavating wheel lower than the unit.  
     CONSTITUTION: When an application is made to a burying device 8 which buries such a long matter such as a subaqueos cable, the burying device 8 has a body 10 of a shape of catamaran type vessel which runs above the water bottom 9, and a wheel type excavating part 11 is mounted to the center bottom of the body. The excavating part 11 is so formed that an excavating wheel 14 having excavating edges 13 on the outer circumference is supported on bearings 15 rotatably between a pair of platelike frames 12, 12 and internal gears 16 are formed on the whole inner surface of the outer circumference of the wheel 14. The internal gears 16 are engaged with driving gears 17 driven by a drive source 18 such as a motor, and this enables revolution of the wheel 14. Further, auxiliary gears are mounted corresponding to the gears 17 in the diameter direction. 
     COPYRIGHT: (C)1981,JPO&Japio