baber/WOPTO huggingface dataset:
Patent JP-H08193855-A (JP)
Title: Flow-rate detector
Inventor: MIKAWA AKIRA
IPC: G01F1/06
Filed: 1995-01-13
Abstract: PURPOSE: To obtain a flow-rate detector whose setting style is not restricted, in which an impeller is turned by a forward flow in a small quantity and which can surely prevent the impeller from being reversed with respect to a backward flow. CONSTITUTION: An impeller 2 is supported in a cylindrical body 1 so as to be freely rotatable, and a partition 3 and an inflow connection member 5 are attach in the interior of the body 1. In the impeller 2, a trunk part 2a is formed, and a plurality of blades 2b are formed in the radial direction on the outer circumference on one side of the trunk part 2a. A permanent magnet 7 is housed in the interior of the trunk part 2a. An inflow port 3b is formed in a position, on one side of the partition member 3, in which the blades 2b for the impeller 2 are turned. An outflow port 1d is formed on the side of a connection part 1a for the body 1, and the center of the outflow port 1d is formed on an axial line passing the rotating center of the impeller 2 and in the lateral position at the outside of the trunk part 2a and on the lower side of the blades 2b.  A circuit board 10 is attached to the lower side of the body 1, and a detector 11 such as a Hall element or the like is arranged on the body 1 at the outside of the permanent magnet 7 inside the impeller 2 so as to be attached to the circuit board 10.
Patent JP-H07245236-A (JP)
Title: Dielectric capacitor and manufacture thereof
Inventor: NAKAMURA TAKASHI
IPC: H01G4/33
Filed: 1995-01-13
Abstract: PURPOSE:To enhance the ferrodielectric constant and highdielectric constant while reducing the deterioration by age and the deterioration due to the repeated inversion of polarization by a method wherein the dielectric capacitor is provided with a lower electrode having an alloy layer of platinum and iridium while a dielectric layer in contact with the alloy layer of the lower electrode is formed on the lower electrode, furthermore, an upper electrode is formed on the dielectric layer. CONSTITUTION:A silicon oxide layer 4, a lower electrode 12, a ferrodielectric layer 8 and an upper electrode 10 are successively formed on a silicon substrate 2. The lower electrode 12 is formed of an alloy layer of platinum and iridium. Accordingly, the lattice constant can be matched by changing the mixing ratio of platinum and iridium corresponding to the kind and composition of the ferrodielectric or dielectric having high dielectric constant. Furthermore, the iridium contained in the alloy is easier to be oxidized than platinum and the oxidized iridium can prevent the oxygen contained in the ferrodielectric from getting out of there.
Patent JP-H03212848-A (JP)
Title: Optical disk player with disk changer
Inventor: HAYASHI MASAMICHI
IPC: G11B17/26
Filed: 1990-01-16
Abstract: PURPOSE:To enable a disk change in a short time by carrying a disk under the state of placing in a round recessed part provided on a tray with the tray between a magazine and a reproducing device and performing a transfer between the magazine and a carrier device with a feed roller to be brought into pressurized contact with the tray. CONSTITUTION:There is the round recessed part 4b on the upper surface of the tray 4, where the disk 5 is placed with a signal recording surface on its lower side. Protruding parts 4a and 4a provided on the right and left sides of the tray 4 are engaged with recessed parts 7a and 7a provided to guide rails 7 and 7 respectively, and the tray 4 is fed to the inner part of a movable chassis 6 by a driving roller 28 and driven roller 31. When the tray 4 is fed to the end of the guide rails 7, a motor 21 is stopped, and the tray 4 is held under the pressurized contact state with the driving roller 28 and the driven roller 31. Subsequently, the movable chassis 6 is lowered to place the disk 5 on a turntable. By this method, since the tray can be moved at high speed, disks can be changed in a short time.
Patent JP-S60150801-A (JP)
Title: Method for controlling crystal size in crystallization apparatus
Inventor: UE HIDEKAZU
IPC: B01D9/02
Filed: 1984-01-17
Abstract: PURPOSE:To obtain a large amt. of large sized crystals by controlling the particle size of the crystal at will to eliminate the change of crystal size with the lapse of time. CONSTITUTION:An operator 10 for maintaining degree of supersaturation of supersaturated mother liquor at a preset value by operating a value of degree of supersaturation of mother liquor detected by a supersaturation degree detector 9 by comparing the value with a previously set value to perform correction, is connected to the supersaturation degree detector 9 electrically. Heating temp. is controlled by adjusting opening degree of a steam control valve 21, or the amt. of the mother liquor to be circulated is adjusted by changing opening degree of a control valve 18 for dilution water amt. or of a control valve 19 of discharge amt. of the mother liquor or by changing the number of revolution of a circulation pump 14 corresponding to the difference between the detected value and the set value of the degree of saturation of the mother liquor in order to eliminate the difference. As the result, a large amt. of crystals having desired crystal size is obtd. and the crystal size is controlled optionally by selecting the set value suitably.
Patent JP-H07208000-A (JP)
Title: Accommodation body for remote control unit
Inventor: OCHIAI TAKESHI
IPC: E05B83/00
Filed: 1994-01-20
Abstract: PURPOSE:To prevent abnormal consumption of a battery and improve control ability by providing a holder holding a key at a cover body, and control a remote control unit while it is accomodated in the holder. CONSTITUTION:An accomodation part 17 formed in a housing 11 being held in a folded condition while having bottoms 14a, 14b is formed to have a size to be able to accomodate therein a remote key unit 20. A control part having the same shape with each switch and being made of synthetic leather or the like is set in the housing 11. A button 15a is set at a cover body 12 and it is fixed to and retained by a mating piece 15b. A holder 13 is set on the cover body 12 to keep the key retainable. An opening 18 is formed at a position facing a transmitting part 22 while the unit 20 is accomodated in an accomodation part 17. It is thus applicable to a device using light interferring transmission of an article, such as inflared ray when transmission is made from the unit 20.
Patent JP-H11201571-A (JP)
Title: Gas compressor-expander
Inventor: IKEGAMI KAZUO
IPC: F25B9/14
Filed: 1998-01-13
Abstract: PROBLEM TO BE SOLVED: To retain the lubricating property of a sealing member over a long period, and to promote the prolongation of the life of a device, by providing two sealing members having the higher sealing properties to the flow in one direction than those to the reverse flow, and by interposing an intermediate chamber that stores a lubricant adsorbing member or the like between both sealing members. SOLUTION: In a Stirling refrigeration unit as a gas compressor-expander, an expansion cylinder and a compression cylinder are partitioned from a crank chamber (driving chamber) 12 by a rod seal device 9. The rod seal device 9 comprises the first sealing member 91 that is a lip type seal with the higher sealing property to the flow in the direction from the crank chamber 12 to an operation chamber 21 than that to the reverse flow, an intermediate chamber 92, and the second sealing member 93 that is the lip type seal with the higher sealing property in the direction from the operation chamber 21 to the crank chamber 12 than that to the reverse flow. An oil residence retaining part 94 and a lubricant adsorbing member 95 are fitted in the intermediate chamber 92.
Patent JP-H08195591-A (JP)
Title: Electronic part automatic mounting device
Inventor: KANO YOSHINORI
IPC: H05K13/04
Filed: 1995-01-17
Abstract: PURPOSE: To reduce load change of an input shaft of an index unit by a simple mechanism by forming a plate can to receive torque from a can follower in a direction to cancel load change by intermittent rotation of an output shaft. CONSTITUTION: A plate can 62 is fixed to an input shaft 51 and a can follower 64 is energized by a compression spring 63 and is pressed to the plate can 62. Load reaction is applied to the input shaft 51 in a direction to rotate slowly in an acceleration region in the first half of intermittent rotation of an output shaft 60 and force is applied in a direction to rotate rapidly in a deceleration region of the latter half of intermittent rotation. Meanwhile, a form of the plate cam 62 is processed so that torque by the can follower 64 pressed to the can 62 is applied in a direction of rapid rotation, namely, a direction of acceleration in an acceleration region and applied in a direction of slow rotation, namely, a direction of deceleration in a deceleration region. Therefore, torque applied to an input shaft 51, namely, change of acceleration can be restrained.
Patent JP-S59129441-A (JP)
Title: Manufacture of semiconductor device
Inventor: SAKURAI JIYUNJI
IPC: H01L27/00
Filed: 1983-01-13
Abstract: PURPOSE:To obtain the semiconductor device of multilayer structure at a high yield rate by a method wherein a window is provided on the second layer single crystal Si film and the insulating film located under said single crystal Si film using a photoresist mask, a conductive film is filled, and a heat treatment is performed. CONSTITUTION:A poly Si is superposed on an Si substrate 1 through the intermediary of an SiO2 film 2 using the method heretofore in use, the above is formed into single crystal by performing a laser annealing, and a part of which is separated by oxidation. A gate oxide film 6, a poly Si gate electrode 7, an N type source and drain are formed, and the second poly Si 10 is superposed. Then, an ion etching is selectively performed on the layer 10 using CF gas and a resist mask 11, a tapershaped window is provided, and another window is provided on the underlying SiO2 film 8 by performing a reactive ion etching. Subsequently, when a sputtering is performed on a P-added MoSi2 13, the film surface in the window is flattened because the hole is formed in tapered shape. After the upper layer film 13 has been removed together with the mask 11, a heat treatment is performed on the region located in the vicinity of the hole using a laser beam, a P-diffusion layer 13A is formed, and the resistance value is controlled at the processing temperature. According to this constitution, a three dimensional device of flat surface can be obtained, and no stepping and cracks are generated on the second Si layer.
Patent JP-S61169106-A (JP)
Inventor: TOOMASU II SAIMONZU
IPC: F16J15/32
Filed: 1986-01-16
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-S62169736-A (JP)
Inventor: REEN BAANAADO RAPIEERU
IPC: C07C67/00
Filed: 1987-01-14
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-S62164474-A (JP)
Inventor: NANBA HIROSHI
IPC: A61N1/44
Filed: 1986-01-14
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-2000206086-A (JP)
Title: Hydrogen gas sensor and its manufacturing method
Inventor: NAKAMURA KENICHI
IPC: G01N27/409
Filed: 1999-01-12
Abstract: PROBLEM TO BE SOLVED: To measure the concentration of a hydrogen gas without being affected by other kinds of combustible gases by executing silicon treatment to a hydrogen gas sensor with a solid electrolyte type sensor element. SOLUTION: Porous platinum electrodes 1a and 1b are provided on one surface of a solid electrolyte layer 3 that is composed of stabilization zirconia containing, for example, 8 mol.% yttrium oxide Y2O3. An alumina insulation film for insulation is arranged on the other surface of the sold electrolyte layer 3, further a heater 5 comprising platinum is provided on it, and the solid electrolyte layer 3 can be heated to a temperature suitable to its ionic conduction. Also, a terminal part 6 for connection is provided on the solid electrolyte layer 3, and is connected by the electrodes 1a and 1b and a lead wire 7. By using such a sensor element, a hydrogen gas sensor with many advantages, high selectivity to the hydrogen gas, improved accuracy, a long life eliminating frequent maintenance and inspections, and further easy and inexpensive manufacture can be obtained.
Patent JP-S5390758-A (JP)
Title: Forming method of high resistance semiconductor layer
Inventor: ITOU KUNIO
IPC: H01L21/22
Filed: 1977-01-19
Abstract: PURPOSE: To facilitate the formation of a high resistance semiconductor layer by forming a semiconductor film or insulation film doped with metals capable of forming deep levels on a semiconductor surface and diffusing these metals into the semiconductor substrate. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-S63174706-A (JP)
Title: Rolling roll having excellent edge wear resistance
Inventor: GOTO KUNIO
IPC: B21B27/00
Filed: 1987-01-13
Abstract: PURPOSE:To improve the edge wear, surface roughing, breakdown, resistance by composing a cast iron roll of specific contents of C, Si, Ni, Cr, and remaining Fe and composing the body center part of graphite case iron and the body end parts of white case iron. CONSTITUTION:A cast iron roll is composed of, by wt, 2.5-3.7% C, 0.2-2.2% si, 0.2-1.5% Mn, <=0.1% P, <=0.08% S, 0.8-4.5% Ni, 0.5-5.0% Cr, 0.2-1.5% Mo, and practically remaining part of Fe. A cast iron roll (rolling roll) consists of body end parts (white cast iron) 1, the body center part (graphite cast iron) 2, and the body core part 3. The roll is manufactured by a hollowing casting or a centrifugal casting by use of molds 6 composed of sand molds 4 and metal molds 5 for the body center part 2 and the body end parts 1, respectively. Thus, the roll has the excellent edge wear, surface roughing, and breakdown resistances.
Patent JP-S60152755-A (JP)
Inventor: KONISHI TOSHIO
IPC: E04B1/00
Filed: 1984-01-18
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-H09193859-A (JP)
Title: Underframe assembly method of automobile
Inventor: YAMASUGA KAZUO
IPC: B62D65/00
Filed: 1996-01-17
Abstract: PROBLEM TO BE SOLVED: To avoid the occurrence of distortion when frame constituent parts are welded to each other and obtain excellent assembly efficiency when a plurality of frame constituent parts are welded to each other to assemble an underframe. SOLUTION: A plurality of frame constituent parts 18 to 25 are positioned and held by positioning and hold means 27 to 38 on a jig pallet 10, and welded parts of each frame constituent part 18 to 25 are temporarily welded to constitute an underframe 17' which is assembled temporarily on the jig pallet 10. Then, positioning and hold means 28 to 35, 38 other than a plurality of specific positioning and hold means 27, 36, 37 are evacuated from frame constituent parts 18 to 23, 25 which correspond to a condition after the positioning and hold condition is released. Each welded part of the underframe 17' which is positioned and held on the jig pallet 10 by the plurality of specific positioning and hold means 27, 36, 37 and is assembled temporarily is welded finally.
Patent JP-S58123717-A (JP)
Title: Preparation of semiconductor device
Inventor: YASUDA HIROSHI
IPC: C30B25/04
Filed: 1982-01-18
Abstract: PURPOSE:To grow a single-crystalline layer without a particle field in a wide  area by a method wherein, in addition to the conventional deflecting means, a  deflecting signal with high frequency and periodicity as compared with the scanning waveform is applied so as to oscillate electron beams. CONSTITUTION:A second deflecting means formed of a deflecting plate 16 in addition to a first deflecting means formed of a coil 15 is provided. The deflecting plate 16 is capable of oscillating electron beams in both the directions of X and Y and voltage with periodicity and a frequency higher than what is applied to the coil 15 is applied to make the electron beams carry out scanning. The electron beams start with the region as an origin and keep scanning  at a speed of about several m/s in direction of arrow 23 but they also oscillate in a direction 24 perpendicular to the former. Frequencies of 10-100MHz will be suitable. The oscillating distance ranges from 100 to 150mum when the diameter of a spot is 100mum.
Patent JP-S61166156-A (JP)
Title: Manufacture of semiconductor memory device
Inventor: ABE KATSUHIKO
IPC: H01L27/10
Filed: 1985-01-18
Abstract: PURPOSE:To shorten the manufacturing time between WRITE in a ROM and the completion of the semiconductor memory device by a method wherein information-constituting impurity is introduced into the gate electrode of a MISFET after the formation of the MISFET to serve as a memory cell. CONSTITUTION:On the surface of a p<->-type semiconductor substrate 1,a field insulating film 2 is formed by thermal oxidation. The mask used for the thermal oxidation is removed after the formation of a p<->-type channel stopper region 3. The semiconductor substrate 1 is subjected to another oxidation process for the formation of a gate insulating film 4. Next, on the semiconductor substrate 1, a polycrystalline silicon layer is formed, whereinto an n-type impurity is introduced. A process follows wherein unnecessary portions are selectively removed from said polycrystalline silicon layer and a gate electrode 5 is formed in a MISFET-building region. For the formation of n<+>-type source/drain regions 6, an n-type impurity is introduced into the surface of the semiconductor substrate 1 with the gate electrode 5 serving as a mask in a process of driving the impurity ions into the substrate 1. The semiconductor substrate 1 is then subjected to annealing whereby the n-type impurity is diffused for the formation of the source/drain regions 6.
Patent JP-H08194756-A (JP)
Title: Electronic clinical record system
Inventor: MURAKAMI YOSHIKI
IPC: G06Q50/00
Filed: 1995-01-18
Abstract: PURPOSE: To easily grasp the corresponding relation of a clinical record content, a prescription, an inspection request slip and an inspection result by displaying the clinical record content, the prescription, the inspection request slip and the inspection result in one window. CONSTITUTION: The clinical record window 4 for synthesizing and managing the clinical record contents consists of three function blocks. Namely, a first block is a patient basic information display part 5 for displaying basic information on a patient, which is represented by the name and the date of birth of the patient. A second block is a clinical record content display part 6 for filling an opinion content and a treatment content at the time of consultation and for referring to them. A third block is an object group 9 consisting of more than one objects. The object group 9 consists of more than one objects. The respective objects are made to correspond to diagnosis information (prescription, inspection request slip and inspection result). Thus, consultation information can be added and changed.  Furthermore, the objects are provided with functions which are adhered to the clinical record content display part 6.
Patent JP-S57120240-A (JP)
Title: Optical disk player
Inventor: TSURUSHIMA KATSUAKI
IPC: G11B7/09
Filed: 1981-01-16
Abstract: PURPOSE: To achieve drive in a focusing and a tracking direction simultaneously by the 1st coil wound around a bobbin and the 2nd coil wound in an optical- axis direction.  
     CONSTITUTION: When a current flows through a coil 14, an objective lens 4, a holding member 11, a flange 12, a bobbin 13, coils 14, 15a, and 15b, and a barrel 18 are moved as shown by an arrow (a) in accordance with the magnitude of the current. When currents flow through the coils 15a and 15b, said members 4W18 are rotated around the center of the bobbin 13 as an axis of rotation as shown by an arrow (b) in accordance with the magnitude of the currents. Since the center of the bobbin 13 and the optical axis of the objective lens 4 are set at a prescribed interval of distance, the optical axis of the lens 4 moves to left and right as shown by broken lines. Namely, the current flows through the coil 14 to exercise focus servocontrol, and the coils 15a and 15b perform tracking servocontrol. 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-S61167174-A (JP)
Title: Water-level adjusting apparatus
Inventor: HASHIGUCHI MAKOTO
IPC: F03B15/14
Filed: 1985-01-18
Abstract: PURPOSE:To prevent the variation of water level in a water tank when the number of nozzles is switched, by temporarily cutting-off the control of the opening degree of a guide vane from the instruction of a water-level lowering rate setting device and setting the opening degree to a predetermined opening degree, when the number of nozzles of a waterwheel is switched. CONSTITUTION:When the number of nozzles of a waterwheel is switched in use, a guide-vane opening-degree instruction supplied from a water-level lowering rate setting device 1 is cut-off, and the guide-vane opening-degree setting value set by an opening-degree calculator 40 for setting the opening degree of a guide vane is switched by a switching device 30. The newly switched set value is the value corresponding to the number of nozzles used. Therefore, the guide-vane opening-degree can be varied before the water-level of a water tank is varied during switching nozzles, and a large variation of water level in the water tank can be suppressed.
Patent JP-H07211143-A (JP)
Title: Low thermal expansion and high strength conductor for transmission line, and low loosening cable using same
Inventor: SHIMADA NORIYUKI
IPC: C22C38/00
Filed: 1994-01-24
Abstract: PURPOSE:To provide a conductor for a transmission line achieving a higher strength, and a lower thermal expansion up to 310 deg.C than a conventional one, and a low loosening cable using this of which transmission capacity can be increased while maintaining an outer diameter of an existing line by coating a specific steel wire material comprising Fe-Co-Ni alloy with Al or Zn. CONSTITUTION:A low thermal expansion and high strength conductor for a transmission line comprises a steel wire material comprising Fe-Co-Ni-based alloy and composed in a composition having at least two phases of austenitic phase and a work inducting martensitic phase on which surface Al coating on Zn plating is applied. A coating ratio of the Al coating is 30% or less, or desirably 13-22%, the cross sectional surface of the steel wire material. A Zn plating quantity is desirably 215g/m<2> or more. A quantity of the work inducing martensite phase contained in the Fe-Co-Ni alloy is desirably in a range of 2-35%.
Patent JP-H07154977-A (JP)
Title: Inverter circuit
Inventor: MURAKAMI YOSHINOBU
IPC: H02M7/515
Filed: 1990-01-13
Abstract: PURPOSE:To omit a drive circuit on the upper side and a power supply circuit by a method wherein electrostatic induction-type thyristors, on the upper side, which are situated on a diagonal line with reference to electrostatic induction- type thyristors on the lower side are turned on and off in synchronization with the operation of a drive circuit. CONSTITUTION:A bridge circuit which uses electrostatic induction-type thyristors Th1 to Th4 as main switching elements is constituted. Drive circuits 13, 14 to turn on and off the electrostatic induction-type thyristors Th1 to Th4 by commutation capacitors C31, C41, are installed respectively at the electrostatic induction- type thyristors Th3, Th4 on the lower side of the bridge circuit. Then, by control circuits 2, 3 which are installed respectively on the side of the electrostatic induction-type thyristors Th1, Th2 on the upper side, the electrostatic induction- type thyristors Th2, Th1, on the upper side, which are situated on a diagonal line with reference to the electrostatic induction-type thyristors Th3, Th4 are turned on and off in synchronization with the operation of the drive circuits 13, 14. Thereby, a drive circuit on the upper side and a power supply circuit can be omitted, and the number of components can be reduced.