baber/WOPTO huggingface dataset:
Patent JP-H06261533-A (JP)
Title: Extremely small pulse motor
Inventor: NAKAJIMA AKIO
IPC: H02K37/16
Filed: 1993-03-09
Abstract: PURPOSE:To minimize the index torque of an extremely small pulse motor and drive the motor with a magnetic flux accompanied by a moving magnetic field so as to improve the efficiency and reduce the power consumption of the motor by providing a rotor composed of a permanent magnet, stators which surround the rotor and are composed of a plurality of magnetic bodies having different permeability, and a driving coil which excites the stators. CONSTITUTION:Stators 13 and 14 composed of a soft magnetic material having high initial permeability are arranged so as to surround a rotor 11 and partial areas 15 and 16 of the stators 13 and 14 symmetrical with respect to the center of rotation of the rotor 11 are constituted of a magnetic material having low initial permeability. The stator 13 and partial area 15 and stator 14 and partial area 16 are joined to each other with gaps 20 and 21 in between on the left and right sides. The angle theta1 of the rotor 11 when the rotor 11 stands still is 90 deg. and, when a driving voltage is applied across a coil 17, the overall magnetic flux near the rotor 11 becomes to be accompanied by a moving magnetic field which rotates in the rotational direction of the rotor 11 as the exciting current increases and a driving force which is close to an ideal force can be obtained.
Patent JP-H05235798-A (JP)
Title: Antenna duplexer
Inventor: NOROSE MASAHIRO
IPC: H04B1/40
Filed: 1992-02-24
Abstract: PURPOSE:To provide the antenna duplexer in which the configuration of a reception filter is simplified. CONSTITUTION:A 1st parallel resonance circuit 20 and a capacitor C2 are connected in series between a branch part 2 connecting to an antenna 1 and a terminal 4 connecting to a receiver in a reception filter of the antenna duplexer. Furthermore, a 2nd parallel resonance circuit 21 is coupled with the resonance circuit 20. The resonance circuit 20 is resonated at harmonics of a transmission frequency and the resonance circuit 21 is resonated at the transmission frequency. Moreover, a circuit reducing an insertion impedance at a reception frequency is equivalently formed by the resonance circuit 20, the resonance circuit 21 and the capacitor C2. The resonance circuit 20 and the resonance circuit 21 block the harmonics of the transmission signal and the transmission signal itself and pass only the reception signal. Thus, the circuit configuration is simplified and number of coils and capacitors is less, then the antenna duplexer is made small and the cost is reduced.
Patent JP-S57186949-A (JP)
Title: Electric rotary machine
Inventor: NAKAMURA TADAAKI
IPC: H02K9/24
Filed: 1981-05-13
Abstract: PURPOSE:To facilitate and to ensure sealing when the replacement of brush is to be performed, and to reduce leakage of sealed gas at an electric rotary machine by a method wherein a sealing frame is provided in a slip ring chamber, and a sealing member being free of expansion and contraction is provided between the sealing frame thereof and a rotating shaft. CONSTITUTION:A sealing frame 8 is fixed to a casing 5 for isolation of the slip ring chamber from the inside of machine, and is made to face with a sealing shaft 1-1 fixed to the rotating shaft 1 interposing a gap between them. The sealing rubber tube 7 being enabled to expand and to contract freely by making a fluid to be flowed in and to be removed from the outside part is arranged in the gap thereof. When a brush 3 inside of the slip ring chamber is to be exchanged opening an inspection cover 6, the sealing rubber tube 7 is made to  expand to seal the inside of machine surely. Accordngly leakage of cooling gas  sealed inside of the machine can be prevented easily and surely, and time necessitated for the replacement of brush can be also shortened.
Patent JP-H09238777-A (JP)
Title: Arm rest stored note table system
Inventor: YAMAZAKI RYOKICHI
IPC: A47C7/70
Filed: 1996-03-04
Abstract: PROBLEM TO BE SOLVED: To prevent the moving locus of note table corner parts from being remarkably protruded onto a front passage when putting in/out a note table from a front face opening note table storage chamber provided in an arm rest. SOLUTION: A 1st link 23 is pivotally attached at the center of a note table supporting plate 20, and a 2nd link 25 is pivotally attached on the side of base part. Then, the other end of the 1st link 23 is pivotally attached 8a onto the inner wall of the storage chamber, a release groove 26 and a roller 27 are provided at the other end of the 2nd link 25, a fixed pin 41 on a droop panel 40 is fitted into the release groove 26, and the roller 27 is fitted to a horseshoe shaped guide groove 42. A base end 33 of a note table turning rod 31 is formed so that the cross section can be oval, fitted and fixed into a circular groove 13 of a forked holder 7.
Patent JP-H11262257-A (JP)
Title: Dc power unit
Inventor: SAMEJIMA TSUGIO
IPC: H02M3/28
Filed: 1998-03-06
Abstract: PROBLEM TO BE SOLVED: To enable a DC power source to supply a peak current larger than a set limit current value when the power unit is operated in a constant-voltage mode, without subjecting it to temperature setting required for the peak current value to the unit. SOLUTION: A DC power unit is provided with a switching circuit 4 which converts a DC output into an AC output by chopping the output at a prescribed frequency, a rectifying and smoothing circuit 7 which converts the AC output obtained by means of the switching circuit 4 by chopping the DC output into a DC output by rectifying and smoothing the AC output, a constant-voltage control circuit 10 which fixes the output voltage from the circuit 7 by controlling a switching control circuit 6 which controls the switching circuit 4, and a constant-current control circuit 9 which fixes the output current from the circuit 7 by controlling the switching control circuit 6.  When a peak current which is higher than the fixed current value and required for operating equipment is outputted from the rectifying and smoothing circuit 7, a CR time constant circuit consisting of C1 an R1 controls the constant-current control circuit 9 so as not to respond to the peak current only for a prescribed period of time.
Patent JP-H07280701-A (JP)
Title: Traversing equipment for measuring instrument in wind tunnel
Inventor: TOMIOKA YASUHIRO
IPC: G01M9/06
Filed: 1994-04-12
Abstract: PURPOSE:To provide traversing equipment easily disposed in an air duct while forming the air duct in a measuring part as a closed passage, and moreover allowing the testing conditions of temperature, wind speed, and the like to be measured in an optional position in the measuring part without needing an electric drive source. CONSTITUTION:Moving trucks 30 are disposed in the longitudinally travelable state on both width direction sides of the lower face of an air duct 25, and a traverse body 32 with a traverse guide part 31 formed at the upper part is erected in portal shape between both moving trucks 30. A traverse body 33 is disposed at the traverse guide part 31 in such a way as to be movable in the width direction of the air duct 25, and an elevating body 36 holding a measuring instrument 35 is disposed in the vertically movable state at a vertically-extended elevating guide member 34 mounted to the traverse body 33. It is so constituted that the travel of both moving trucks 30 and the movement of the traverse body 33 and elevating body 36 can be operated from the outside of a measuring part 6 through the required number of wires 43, 44, 50.
Patent JP-S51148778-A (JP)
Title: Rolls
Inventor: KIDA SHIGERU
IPC: F16C13/00
Filed: 1975-06-16
Abstract: PURPOSE: To present uniform rolls with improved elasticity, preapared by coating the circumferences of metal shafts with a polyester block copolymer such as polyethylene terephthalate, etc. 
     COPYRIGHT: (C)1976,JPO&Japio
Patent JP-S62234475-A (JP)
Title: Magnetic recording and reproducing device
Inventor: MIZUKAMI MINEO
IPC: H04N5/922
Filed: 1986-03-31
Abstract: PURPOSE:To increase the density of a reproduced picture by using the clocks whose phases are inverted for each frame to sample and hold the luminance signal to record it at different sampling points between odd and even frames and giving the mutual interpolation to those luminance signals in a reproduction mode. CONSTITUTION:A sampling/holding circuit 13 is connected to a signal recording system of a magnetic recording/reproducing circuit 13 with an interpolation circuit 14 connected to a reproduction system respectively. While a magnetic recording/reproducing circuit 11 samples the luminance signals via the circuit 13 which is driven by the sampling clocks whose phases are inverted for each frame and therefore records the video signals having different video signals between odd and even frames. The reproduced video signals are turned into digital signals by an A/D converter 21 and interpolate mutually the information on the odd and even frames via the circuit 14. Thus the density of the reproduced video signal is doubled by means of the frame correlation of the video signals and without increasing the recordable band by the circuit 12. Then the horizontal image resolution of pictures can be improved.
Patent JP-H08274287-A (JP)
Title: Mos soi substrate and manufacture thereof
Inventor: SUGIZAKI SHINICHI
IPC: H01L27/108
Filed: 1995-03-30
Abstract: PURPOSE: To provide a method of manufacturing a MOS SOI substrate, wherein a DRAM of trench capacitor cell structure can be lessened in fraction defective caused by discharge or storage of electric charge of a trench capacitor due to oxygen deposits in a semiconductor substrate when a DRAM is formed on the MOS SOI substrate. CONSTITUTION: A MOS SOI substrate is composed of a semiconductor substrate 1, an insulating layer 3 formed on the substrate 1, and a single crystal semiconductor thin film 5 provided onto the insulating layer 3, wherein oxygen deposits of the semiconductor substrate 1 are so set in density as to be below 2×10<6> (cm<-3> ) in a surface layer 7 10μm in thickness and above 5×10<6> (cm<-3> ) in an inner layer 9.
Patent JP-S57188562-A (JP)
Title: (s)-7-guanidino-3-hydroxyheptanamide and its synthesis
Inventor: UMEZAWA HAMAO
IPC: C07C239/00
Filed: 1981-05-18
Abstract: NEW MATERIAL:(S)-7-Guanidino-3-hydroxyheptanamide of formulaIand its acid addition salt.  
     USE: Useful as a synthetic intermediate of pharmaceuticals, and a synthetic intermediate of N-[4-(3-aminopropyl)aminobutyl]-2-[(S)-7-guanidino-3-hydroxyheptanamido]-2-hydroxyethanamide or its 3-O-acyl derivative useful as a carcinostastic agent.  
     PROCESS: L-Lysine of formula II is made to react with N-ethoxycarbonylphthalimide by conventional process, and then with thionyl chloride, etc. to obtain the compound of formula III (R is COCl). The product is made to react with diazomethane, and subjected to the Arndt-Eistert reaction and the removal of the protective group to obtain the compound of formula IV. The compound is converted to 3-hydroxyl derivative by protecting only the 7-position amino group and removing the 3-position amino group, then to the methyl ester with diazomethane, and then to the amide by reacting with NH 3 . The amino-protecting group of the amide is removed, and the 7-position amino group is converted to guanidine group to obtain the objective compound of formulaI. 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-H02250310-A (JP)
Title: Electron beam exposure device
Inventor: IMORIYA TADASHI
IPC: H01J37/06
Filed: 1989-03-23
Abstract: PURPOSE:To draw a highly accurate mask pattern by a method wherein a temperature detection device is installed at a cathode grid inside an electron-gun chamber and a heating current of an electron gun is controlled by a temperature of the cathode grid. CONSTITUTION:A temperature detection device 5 is attached to a cathode grid 2; a heating-current control circuit part 6 used to control a heating current of an electron gun 1 by a temperature of the cathode grid 2 is installed. Accordingly, when the temperature of the cathode grid is detected and the heating current of the electron gun 1 is controlled, a temperature change of the electron gun 1 can be reduced. As a result, a volume of the electron gun 1 can be reduced; a change in its shape can be reduced; a life of the electron gun 1 can be made long; a density of an electron beam can be kept uniform. Thereby, an operation rate can be enhanced; a highly accurate pattern can be drawn.
Patent JP-S62227711-A (JP)
Title: Compound lens molder
Inventor: KANI KAZUYOSHI
IPC: B29L11/00
Filed: 1986-03-31
Abstract: PURPOSE:To turn the surface of a spherical glass into an aspherical surface by photopolymerization by providing a mercury vapor lamp, an optical insert and die sets. CONSTITUTION:Die sets 1 and 6 make a bell clamp structure at the location corresponding to a lens so as to determine the center of the lens. A mercury vapor lamp 2 radiates ultraviolet rays. After raising the die set 1, photopolymer 4 the amount of which is determined is placed on an optical coupling. After that, a glass lens which is cleansed and onto which coupling agent is applied is placed above the optical coupling 5. When the die set 1 is lowered at a certain position, the center of the lens is determined by means of bell clamp and the photopolymer 4 spreads by being pressed with the glass lens, so as to conform to the optical insert 5. When the mercury vapor lamp 2 irradiates the ultraviolet rays under the state just mentioned above, resin layer can be formed by photopolymerization on the one surface or both surfaces of the glass lens in the aspherical surface form.
Patent JP-S64725-A (JP)
Title: Plasma treatment method and device therefor
Inventor: KARIYA TOSHIMITSU
IPC: H01L21/205
Filed: 1987-03-27
Abstract: PURPOSE: To remove a deposit adhering on a transport tube, and to eliminate the need for the etching treatment of the gas transport tube after film formation by forming a film while the gas transport tube is reciprocated to a cavity resonator.  
     CONSTITUTION: Raw material gases A and B are introduced respectively into an silica inner tube 31 and an silica outer tube 32, and excited in gas exciting space 33. Film formation space 34 is shaped on the discharge port sides of the silica inner tube 31 and outer tube 32, and a substrate 35, a deposit surface of which is directed toward a discharge port on the inside, is fixed to a substrate holder 36. The gas exciting space 33 is surrounded by a cavity resonator 37 installed at the terminal of a waveguide 38, and microwaves generated from a magnetron 39 are introduced. A stainless bellows tube 40 connects the reciprocating outer tube 32 and a plasma treating chamber 41, and keeps a vacuum in the chamber 41. A drive 42 is composed of a rack pinion and a motor, and reciprocates the silica inner tube and outer tube. 
     COPYRIGHT: (C)1989,JPO&Japio
Patent JP-H04285108-A (JP)
Title: Molten iron treating apparatus restraining slopping
Inventor: TSURUOKA SHIGEO
IPC: C21C1/06
Filed: 1991-03-14
Abstract: PURPOSE:To restrain slag foaming during pre-treating molten iron in short time by arranging a lance for blowing slag depressant as possible to ascend/ descend as approaching to a lance for blowing powder into the molten iron. CONSTITUTION:At least one piece of the lance 9 for blowing the slag depressant connected with a large quantity of powder and granule conveying device packing the slag depressant is separately set as possible to ascend/descend as approaching to the lance 6 for blowing the powder into the molten iron. By this method, a large quantity of the depressant from the above is blown to remove CO2 gas generated at interface between molten iron layer 2 and slag layer 4, and the slag foaming can be restrained in the short time.
Patent JP-H01247747-A (JP)
Title: Utilization device for stirling engine
Inventor: TANAKA TATSUO
IPC: F02G1/045
Filed: 1988-03-28
Abstract: PURPOSE:To improve running efficiency by comparing a command engine speed with a detected engine speed, and also comparing its working space pressure and heat exchange temperature with respective prescribed values, and by deciding the running mode of the highest efficiency based on these results of comparison. CONSTITUTION:A control device in the engine side 23 at first decodes a command engine speed sent from a control device in the room side 22, by a decoding means of command engine speed 31, and outputs its digital value for example. Nextly while a comparing means 32 compares the command engine speed output from the means 31 with an engine speed output from a detector 24, respective detected results from a working space pressure detector 25 and a high temperature heat exchanger 26 are compared with respective prescribed values. Sequently a deciding means of the highest efficiency running mode 33 decides the running mode due to the results of comparison by the means 32. And a control means of engine speed 34 controls the speed of Stirling engine through a flow control valve 6, a blower 7, and a pressure control valve 8.
Patent JP-S55166216-A (JP)
Title: Method and device for molding covered pulverized body
Inventor: TANAKA SHIYOUICHI
IPC: B29B9/00
Filed: 1979-06-12
Abstract: PURPOSE:To obtain a perfect covered pulverized body even though it is of highly viscous resin by a method wherein two or more different kinds of resin materials are extruded together, subsequently, they are pulversized by a specific cutter and a roller. CONSTITUTION:Two or more different kinds of thermoplastic resins or thermosetting resins 2, 3 are extruded together from a die 1 and a multilayered cordlike body 4 is obtained. Subsequently, the cordlike body 4 is molded and cut by a rotary cutter 5, having semicircular or semielliptical grooves 7 and blades 8 at rim portions thereof, and a roller 6, thus, a covered pulverized body 9 in which the resin 2 of an inner layer is covered perfectly by the resin 3 of an outer layer. Even though the resin 3 of the outer layer is a resin of high viscosity, the perfect covered pulverized body 9 may be obtained.
Patent JP-H07256107-A (JP)
Title: Production of noble metal alloy catalyst
Inventor: SASAKI HARUKO
IPC: B01J23/89
Filed: 1994-03-18
Abstract: PURPOSE:To provide a method for producing a noble metal alloy catalyst by which the control of an alloy compsn. is facilitated and a desired alloy compsn. can be obtd. by increasing the rate of carrying of a heavy metal by the control of the temp. of a plating soln. during a reaction. CONSTITUTION:A noble metal or noble metal alloy catalyst carried on a powdery carrier is dispersed in hot water to prepare a catalyst slurry. A plating soln. of pH 10.5-13.0 contg. a heavy metallic salt, a chelating agent. and a reducing agent is prepd. and put in the catalyst slurry and electroless plating is carried out at a low temp. The resultant noble metal or noble metal alloy catalyst plated with the heavy metal and carried on the carrier is washed, dried and subjected to alloying treatment by heating in a required atmosphere. A reduction reaction of the heavy metallic salt is allowed to proceed slowly and a point of time when the reduction reaction finishes practically and teaching does not occur yet is easily ascertained.
Patent JP-S57189034-A (JP)
Title: Measuring method for gaseous temperature in shaft furnace such as blast furnace
Inventor: FUKUTAKE TAKESHI
IPC: G01K13/02
Filed: 1981-05-15
Abstract: PURPOSE:To improve the response speed and accuracy of temp. measurement by passing sucked in-furnace gases into an extremely short gas flow passage in the leading end part in a sonde body and discharging the same again into the furnace. CONSTITUTION:The cooling gas supplied into a sonde body 1 is injected through a nozzle 5, passes at a high velocity through the inside of a throttling part 6 and is discharged through a gradually increasing diameter part 7 then through a discharge port 8 into the furnace. When the cooling gas passes through the inside of the part 6 at a high velocity, the pressure in the chamber 4 is dropped by the effect of the high velocity fluid, by which in-furnace gases are sucked through a suction port 2 into the chamber 4. The sucked in-furnace gases are discharged together with the cooling gas through the part 6, and the part 7 and out through the port 8 into the furnace. The temp. of the in-furnace gases sucked through the port 2 into the chamber 4 is measured by a thermoelectric thermometer 3 facing the port 2.
Patent JP-H03273156-A (JP)
Title: Ion sensor
Inventor: NOMURA TAKESHI
IPC: G01N27/414
Filed: 1990-03-23
Abstract: PURPOSE:To stably operate the sensor in a soln. so that the sensor can respond to anion by forming a non-alkaline glass film exhibiting anion responsiveness as a thin film onto the gate film of an ion sensitive field effect transistor (ISFET). CONSTITUTION:The sensor is constituted into the structure having a high insulating characteristic with the soln. by forming the ISFET into the island-shaped silicon separated with the two P-N junctions by a silicon semiconductor substrate (P type) 1, and N type separating region (island-shaped region) 2, a P- shaped region 3, a source region 4, and a drain region 5. The sensor has oxide films (SiO2) 6, 7, a nitride film (Si3N4) 8, ion responsive glass 9, a source electrode S, and a drain electrode D. Anion responsive glass 9 is provided on a gate insulating film (an oxide film 7 and a nitride film 8). Lead phosphate glass or magnesium phosphate glass is adequate as the anion responsive glass 9. The sensor which responds to the anion is produced in this way.
Patent JP-H05273917-A (JP)
Title: Map display device
IPC: G01C21/00
Filed: 1992-03-30
Abstract: PURPOSE:To provide a map display device which can easily select and display desired map information. CONSTITUTION:This device is provided with a first storing means to store map data, display means to display various information, and map display control means to display the map on the display means based on the map data and further, this device is equipped with a second storing means to store the map data of plural points and correspondent position coordinate data while classifying them into each class of the relevant point, place name display means to successively display the plural classes of place names on the display means based on stored place name data, and selecting means to select the desired point based on the place name displayed on the display means. Then, the map display control means reads the map data close to the point corresponding to the position coordinate data corresponding to the place name selected by the selecting means and displays the map based on the map data.
Patent JP-S62231507-A (JP)
Title: Integration circuit
Inventor: SENUMA TOSHITAKA
IPC: H03L7/08
Filed: 1986-03-31
Abstract: PURPOSE:To obtain an integration circuit for a VTR adding other input signal such as an ID error signal by connecting a capacitor between output terminals of a differential amplifier and connecting the said output terminal to an input terminal of an adder via a 1st and 2nd buffer circuits respectively so as to use an integrated balanced type integration circuit. CONSTITUTION:An AFC error signal fed to an input terminal 18 is fed to an adder circuit 9 via an LPF 19. An output signal of the LPF 19 is fed to an adder circuit 12. A differential amplifier 11, a constant current source 14, a switching circuit 15, a capacitor 16 and a buffer circuit 17 constitute an integration circuit similar to a conventional integration circuit. A differential amplifier l, a reference voltage source 3, a constant current source 4 and a switching circuit 5 constitute a balanced type integration circuit, and its output signal is fed to an adder circuit 9. An ID error signal from an AFCID circuit 20 is added to an AFC error signal. The ID error signal is added across capacitors 6 in a way of current additioin and added to other input terminal of the differential amplifier 11 in a way of voltage addition.