baber/WOPTO huggingface dataset:
Patent JP-H09183382-A (JP)
Title: Power steering device
Inventor: AIHARA TOSHINORI
IPC: B62D5/07
Filed: 1995-12-28
Abstract: PROBLEM TO BE SOLVED: To accumulate working fluid with excessive energy in an accumulator. SOLUTION: A working fluid pressure path 7, by which working fluid discharged from a variable displacement pump 4 provided with a changing means 5 changing a discharging quantity is introduced to an actuator 1, is arranged, and in the middle of the working fluid pressure path 7, a check valve 8, by which the working fluid is allowed to flow only to the actuator 1 side, is arranged. On the downstream side beyond the check valve 8, an accumulator 9 is arranged. A controlling spring 10 energizing the changing means 5 in the direction, in which a discharging quantity of the variable displacement pump 4 is increased, and a controller 11 energizing the changing means 5 in the direction, in which the discharging quantity of the variable displacement pump 4 is reduced, are arranged.  The controller 11 is provided with a controlling piston 12, which is connected to the changing means 5, and the first control fluid chamber 13 and the second controlled fluid chamber 14 on both sides of the controlling piston 12, and working fluid in the working fluid pressure path 7 is introduced to the first control fluid chamber 13, while a working fluid pressure of the actuator 1 is introduced to the second control fluid chamber 14.
Patent JP-H10209450-A (JP)
Title: Narrow isolation oxide process
Inventor: CHAN TSIU C
IPC: H01L21/336
Filed: 1997-12-22
Abstract: PROBLEM TO BE SOLVED: To form a submicron geometrical semiconductor by subjecting a spacer oxide layer to anisotropic etching to define the side wall thereof, implanting a dopant at high dose using a part sustaining the spacer oxide layer to form a source-drain region and then interconnecting transistor regions. SOLUTION: A photoresist layer is formed on a spacer oxide layer 128 and patterned to produce a resist layer 150 overlying the layer 128 and then it is subjected to an anisotropic etching step thus forming oxide spacers 134, 136. Subsequently, an ion implantation step is carried out at high close thus forming heavily doped regions 138, 140. Transistor regions and gates are then interconnected with peripheral bonding pads being used for communication with an external circuit of an integrated circuit device using an aluminum layer through second polysilicon and insulation layers, thus forming a submicron geometrical semiconductor.
Patent JP-H11186633-A (JP)
Title: Laser oscillator
Inventor: OYA HIROSHI
IPC: H01S3/042
Filed: 1997-12-22
Abstract: PROBLEM TO BE SOLVED: To improve the system efficiency of a laser oscillator by saving the energy consumption of the cooling water piping system for the main body of the oscillator in a cooling cycle and, at the same time, to make the oscillator stably operable for a long period. SOLUTION: A cooling cycle S1 composed of refrigerating machine 3 which maintains cooling water P.W at a constant temperature after the water P.W is used for cooling the main body 1 of a laser oscillator is installed to a cooling water piping system 2 which circulatively supplies the cooling water P.W to the main body 1. In addition, a front-end heat exchanging cycle S2 composed of a heat exchanger 8 using a heat exchanging medium W which fluctuates in temperature under a natural environmental condition is also installed to the piping system 2 so that the cycles S1 and S2 can be switched selectively to each other.
Patent JP-H10176261-A (JP)
Title: Boat and vapor deposition device using the same
Inventor: NAKAJIMA YUICHI
IPC: C23C14/24
Filed: 1996-12-16
Abstract: PROBLEM TO BE SOLVED: To narrow the scattering range of a vapor depositing material and to execute vapor deposition with high efficiency, in a boat in which a hole for vapor deposition is bored into one end of a cylindrical shape in which both edges are sealed, by providing the hole for vapor deposition bored into the boat with a cylindrical part. SOLUTION: A crucible type boat used for a vapor deposition device regulating the oscilation frequency, e.g. of an AT cut quartz oscillator is composed of a lead cramped in an electrode for heating of the vapor deposition device, a heater and a cover member, the cover member is fitted to the opening part of the bottomed cylindrical heater in which one side is opened, and a hole is formed on the bottom part. An evaporated vapor depositing material is blown off from this hole and is adhered to a quartz oscillating reed, and the oscillation frequency of the quartz oscillator is regulated to the objective one. At this time, in the case of hole part working, a cylindrical part 5a is formed by drawing.  In this way, the range of the vapor depositing material scattered from the hole is narrowed to execute vapor deposition with high efficiency, by which the supply of the vapor depositing material is reduced, and the miniaturization of the boat can be attained.
Patent JP-H10176291-A (JP)
Title: Production of etching product and production device therefor
Inventor: YASUZAWA HITOSHI
IPC: C23F1/08
Filed: 1996-12-16
Abstract: PROBLEM TO BE SOLVED: To reduce the consumption of a processing soln so as to reduce the production cost by changing the supply range of the processing soln. supplied on the principal plane of a stripshaped metallic thin sheet in the width direction in accordance with the width of the sheet. SOLUTION: The width of the thin sheet to be treated is detected by a sensor set on this side of a spray pipe 10 and a spray nozzle 12 in the conveying direction of the thin sheet. The opening and closing of solenoid valves 20, 22 and 26 are controlled based on the detection result. In the case of wide sheet, the valves 20 and 22 are opened and the valve 26 closed, and cleaning water is supplied all over the three discharge areas 10a to 10c of the spray pipe 10. In the case of narrow sheet, only the valve 20 is opened, and cleaning water is not discharged from a nozzle 14 provided on the discharge areas 10b and 10c on both sides of the spray pipe 10. When a strip-shaped guide material is treated, only the valve 26 is opened, the cleaning water is supplied from the spray nozzle 12, and the cleaning water is never supplied from the spray pipe 10.
Patent JP-H11179427-A (JP)
Title: Manufacture of cold rolling steel plate having excellent workability and aging resistance
Inventor: OSAWA KAZUNORI
IPC: C22C38/00
Filed: 1997-12-22
Abstract: PROBLEM TO BE SOLVED: To provide a manufacturing method for an inexpensive cold rolling steel plate having excellent workability and aging resistance without accompanying the rise of yield strength and the reduction of elongation. SOLUTION: Recrystallization annealing by a continuous annealing method is applied to a low carbon steel plate incorporating >=0.005 weight% C after cold rolling, bending and unbending are applied one to three times with a harsh roll, which satisfies that D/t being the ratio of a harsh roll diameter D mm to a plate thickness (t) mm is <800, within 30 sec after rapid cooling down to the temperature zone of 550-300 deg.C, next the steel plate is passed through the harsh roll which satisfies that D/t is >=800, and an over aging treatment is applied. The diameter D of the harsh roll which is used in bending and unbending and satisfies that D/t is <800 is preferably >500 mm.
Patent JP-H1180397-A (JP)
Title: Polytetrafluoroethylene porous film and its production
Inventor: HOSOI JUN
IPC: C08L27/18
Filed: 1997-12-22
Abstract: PROBLEM TO BE SOLVED: To produce a polytetrafluoroethylene (hereinafter referred to as PTFE) porous film having both high air permeability and moderate water resistance by improving a method for orienting the PTFE sheet. SOLUTION: An unbaked PTFE sheet in a continuous length is preoriented at a lower temperature than the melting point of the PTFE in the longitudinal direction of the sheet at 2-20 times orientation ratio. The preoriented PTFE sheet is then oriented at a temperature of the melting point or above in the same direction as that in the preorientation so as to provide 192-216 times total orientation ratio and simultaneously baked. The baked PTFE sheet is then oriented in the width direction at 3-6 times orientation ratio to thereby afford a PTFE porous film having 180-380 cm/sec air permeability (Frazier number) and >=10 cm water resistance.
Patent JP-H10174691-A (JP)
Title: And apparatus for soundproof/bacteria prevention in treatment room
Inventor: FUKUHARA HIROSHI
IPC: F04C25/02
Filed: 1996-12-18
Abstract: PROBLEM TO BE SOLVED: To achieve an exhaustion and disinfection to prevent diffusion into a treatment room of various bacteria as objects harmful to human bodies existing in air sucked from the treatment chamber by a suction means and air sucked into the treatment room for use in a treating means employing compressed air and, moreover, eliminate diffusion of noises generated from various devices into the treatment room. SOLUTION: A treating means 1 employing compressed air and a suction means 2 are installed in a treatment room 3. The treating means 1 employing the compressed air is constituted of an air compressor 10 to generate the compressed air, a partition means A11 covering an air compressor 10 to prevent the diffusion of noises and the infiltration of bacteria and others. On the other hand, the suction means 2 is constituted of a power part 20 of the suction means, a partition means B21 covering the power part 20 of the suction means for preventing the diffusion of the noises and bacterial and others.
Patent JP-H07197811-A (JP)
Title: Converter for controlling exhaust emission
Inventor: SAKASHITA KEIICHI
IPC: F01N3/28
Filed: 1993-12-28
Abstract: PURPOSE:To provide a converter for controlling the exhaust emission capable of assembling the seal layer without being damaged as well as without deterioration of the seal layer at high temperature. CONSTITUTION:A converter consists of a catalyst holder 4, a shell 2 to cover the catalyst holder, and a crystalline alumina fiber layer 31 arranged therebetween, and the crystalline alumina fiber layer 31 is needle punched by the organic fiber (airtight sheet) 32. This constitution prevents the deformation due to a drop of expansion pressure and the deterioration of quality.
Patent JP-H05176431-A (JP)
Title: Method of wiring housing information communication line
Inventor: AKITSU YASUTAKA
IPC: H02G3/00
Filed: 1991-12-19
Abstract: PURPOSE:To facilitate the mutual information exchange between each information communication equipment by facilitating the wiring to the arrangement of various dwelling units, and facilitating the correspondence of wiring at extension, reform, etc., of a dwelling unit, and dissolving the complicatedness of wiring to the new installation, change, etc., of information equipment. CONSTITUTION:Information communication lines 3, 4, and 5 are connected from a common trunk line 2 to the relay 6 arranged inside a dwelling unit 1, and the branch lines 3a, 4a, and 5a of the information communication line are distributed to each room from this relay, and wirings are concentrated in the relay 6.
Patent JP-2000178920-A (JP)
Title: Rubber bearing for bridge
Inventor: NISHIKAWA NORIO
IPC: E01D101/00
Filed: 1998-12-14
Abstract: PROBLEM TO BE SOLVED: To give variations in the thickness of a rubber layer to increase vertical and horizontal rigidity, the horizontal amount of displacement to horizontal force in the case of an earthquake is largely ensured while largely keeping bearing load value to an upper structure and to increase the overall strength. SOLUTION: Among at least four or more rubber layers 3 and three or more steel plates 4 alternately laminated between both up and down plates 1 and 2, the thickness of two rubber layers 3A and 3B near the up and down plates 1 and 2 makes thinner than that of the rest of the rubber layers 3. The thickness of two steel plates 4A and 4B near the up and down plates 1 and 2 makes thicker than that of the rest of the steel plates 4.
Patent JP-H05170380-A (JP)
Title: Folding device for sheet-like member
Inventor: KUSAKA TOMOHIDE
IPC: B60R21/16
Filed: 1991-12-19
Abstract: PURPOSE:To develop and provide a device possible to automatically fold an air bag and the like equipped in an automobile. CONSTITUTION:An air bag 1 and the like is set in a spread out condition, a front edge part thereof is pinched by clamping tools 405 attached via an oscillation lever 403 and an arm 404, and the air bag 1 and the like is folded up in a zigzag shape by oscillating the oscillation lever 403 alternately in the rearward direction and in the forward direction. The folding operation is surely and smoothly performed by fitting a wire member 501 previously to a position where a folding line is provided in the air bag 1 and the like.
Patent JP-H10180075-A (JP)
Title: End structure of stirring drum in spraying machine
Inventor: WADA SATOO
IPC: B01F29/60
Filed: 1996-12-20
Abstract: PROBLEM TO BE SOLVED: To prevent the adhesion of the materials to be stirred which are stirred in a stirring drum to the inside surfaces of end plates connected to both ends of the barrel in this stirring drum and to facilitate cleaning and maintenance by mounting partition plates at the end plates and packing packing materials into the space parts enclosed by the end plates and the partition plates. SOLUTION: The partition plates 10 are mounted at the end plates 2 for closing the open parts at both ends of the barrel 1 of the stirring drum A of the spraying machine for stirring the materials to be stirred, such as foundation materials for afforestation, then spraying the materials by utilizing an air pressure. The packing materials 15 are packed into the space parts enclosed by the end plates 2 and the partition plates 10. Granular materials which are not deformed by the absorption and pressure of water, have a relatively small sp. gr. and are hardly adhered with cement or the like are used for the packing materials 15.  As a result, the adhesion of the materials to be stirred which are stirred in the stirring drum A to the inside surface of the end plates 2 does not arise any more and the remaining of the materials to be stirred within the stirring drum A does not arise any more. The cleaning work, maintenance, etc., in the stirring drum A are easily executable.
Patent JP-2001174218-A (JP)
Title: Micro visual sensor
Inventor: SHIMOYAMA ISAO
IPC: H04N5/369
Filed: 1999-12-15
Abstract: PROBLEM TO BE SOLVED: To provide a micro visual sensor having a new lens constitution and having high resolution, which is suitably available for a CCD camera or the like. SOLUTION: Plural microlens 13 and plural photoreceptors 14 are formed, so as to be faced to each other on transparent substrates 11 and 12. Then, the substrate 11 or 12 is moved in the X direction, Y direction, or XY directions, so that the plural microlens and the plural photoreceptors can be relatively moved. Then, plural position information is made incident on and received by the photoreceptors through microlens 13-1, so that resolution can be improved.
Patent JP-H0629392-A (JP)
Title: Semiconductor integrated circuit device
Inventor: TANABE KYOKO
IPC: H01L21/82
Filed: 1992-12-17
Abstract: PURPOSE:To prevent a propagation delay caused by a wiring length in a semiconductor integrated circuit device even when a CAD system is used for designing a system clock signal line in a random logic unit. CONSTITUTION:In a random logic unit 1, buffer cells 12a to 12c are provided in a standard cell row, and a signal passed through the buffer cells 12 to 12c is propagated from a standard cell output terminal 14 into a first signal wiring layer 15. Then, the signal is transmitted as an input through a gate contact to each standard cell.
Patent JP-H10191245-A (JP)
Title: Information accumulation device
Inventor: ICHIMURA SATORU
IPC: H04N7/15
Filed: 1996-12-24
Abstract: PROBLEM TO BE SOLVED: To reduce the use capacity of an accumulation medium while a speech signal or an image signal for an important period is preserved in high quality. SOLUTION: Sound information or image information inputted from information input means 1 and 2 are stored in a time sequential information storage part 4. Speech information stored in the time sequential information storage part 4 detects a section matched with a prescribed condition which is previously set in a condition matching section detection part 3. A compression means for changing a compression rate or a compression system with the detected condition matching section and the other section and compressing data quantity on speech information or image information, which is stored in the time sequential information storage means, is provided.  Compression is executed after a preservation period in the time sequential information storage part 4 exceeds the prescribed period or when the use capacity of the accumulation medium of the time sequential information storage part 4 exceeds a prescribed value or idle capacity becomes not more than the prescribed value.
Patent JP-2000184777-A (JP)
Title: Start control circuit for motor
Inventor: KANAMORI JUNICHI
IPC: H02P6/06
Filed: 1998-12-15
Abstract: PROBLEM TO BE SOLVED: To obtain a control circuit for starting a motor slowly in which a motor drive circuit is not damaged when the motor is stopped. SOLUTION: A transistor Q1 has a base connected with the joint of resistors R1, R2, an emitter connected with a power supply Vcc, and the emitter connected, on the output side thereof, with an output terminal P1 through a time constant circuit 11 comprising a resistor R4 and a capacitor C1. The resistor R4 is connected in parallel with a diode D in the reverse direction. When a switch SW is started, the transistor Q1 is turned on to charge the capacitor C1 transiently and a rotation control signal Vs from the output terminal P1 is boosted transiently. When a switch SW is stopped, the transistor Q1 is turned off to discharge the capacitor C1 through the diode D and a resistor R3 and the rotation control signal Vs from the output terminal P1 is interrupted.
Patent JP-H05169342-A (JP)
Title: Anticollision system for tool holder and spindle unit
Inventor: WAKAOKA SHUNSUKE
IPC: B23Q11/00
Filed: 1991-12-20
Abstract: PURPOSE:To provide an anticollision system that is capable of using a long program for dieing or the like composed by an automatic programmer and suchlike, for unmanned machining operation free from anxiety in a no-check manner. CONSTITUTION:Two protective rings 6, 7, which are easily broken down in emitting a pop or crack when collising with a work W, are attached to the tip of a spindle sleeve 2 and the periphery of a tool holder 4, while a microphone 8 for catching the pop or crack sound is installed in the lower end of a spindle head, and a microphone output is amplified, taking out only the specific frequency approximate to the pop or crack sound, and this frequency is compared with the preset value, and when it has exceeded the setting value, a control unit 9 which outputs an alarm signal is provided. Then, a machine is emergently stopped at once with a sound emitted at a time when the protective ring 6 or 7 has collided with a work, thus any possible collision between this machine and the work is prevented from occurring.
Patent JP-H06195915-A (JP)
Title: Floating magnetic head
Inventor: KUDO SHUNICHI
IPC: G11B21/21
Filed: 1992-12-22
Abstract: PURPOSE:To provide a floating magnetic head which is made by a normal simple production technique and has the same function as an arcuate edge part in the conventional technique. CONSTITUTION:The floating magnetic head where an ABS face 12 of a slider 10 is formed into a plane is provided with a shoulder part 13 stepped down from the ABS face 12 at least in the front edge part of the ABS face 12. The plane of the step in both corner parts 14a and 14b of this edge is arcuate.
Patent JP-H10184551-A (JP)
Title: Small-sized pump
Inventor: TOOYAMA MASAKI
IPC: F04B43/02
Filed: 1996-12-26
Abstract: PROBLEM TO BE SOLVED: To completely perform pressurizing operation at the time of low pressure by holding an elastic member arranged an exhaust valve so as to pressingly attach by force of the degree to which exhaust from an exhaust hole is not prevented in a normal operating condition, in the vicinity of the exhaust hole in a case. SOLUTION: In a pressurizing chamber 1, a bottom surface is formed in a nearly circular cone shape, and a conical cross sectional shape is applied thereon, in order to improve a pressurizing effect. An exhaust spring 4 is formed by a weak coil spring, the inner diameter of a part of the exhaust hole 39 is enlarged, and is held in an upper case 32. Downward pre-pressure (pressingly attaching force) of the exhaust valve 26 is applied by its compressive force. An optimal range exists in the magnitude of its spring force. Namely, at the time of just after operating start when pressurizing is not operated yet, sufficient adhesion is applied on the exhaust valve 26, pressurizing operation is started surely.  On the other hand, when a pressurizing operation is advanced to a prescribed value since its operation is excessively, the exhaust valve 26 is pushed and opened, and it is selected so as to carry out expected exhaust operation.
Patent JP-2001175456-A (JP)
Title: Arithmetic unit, arithmetic method and calculator
Inventor: YAMASHITA HIDEO
IPC: G06F7/76
Filed: 1999-12-15
Abstract: PROBLEM TO BE SOLVED: To provide an arithmetic unit and a computer, capable of performing the arithmetic operation of data in plural data formats, using a simple configuration. SOLUTION: This arithmetic unit is provided with an IEEE post-processing part, which is common to an adding/subtracting par, a multiplying part, and a dividing part, and at the time of operating the processing of data in an IEEE format, the outputs of the adding/subtracting part, the multiplying part, and the dividing part are post-processed by the IEEE post-processing part, and outputted.
Patent JP-H06192674-A (JP)
Title: Automotive gear oil composition
Inventor: OKANO YUKIO
IPC: C10M163/00
Filed: 1992-12-22
Abstract: PURPOSE:To provide a composition markedly improved in seizure resistance, oxidation stability, especially frictional properties, does not increase in the frictional coefficient even when used for a long time as compared with an LSD gear oil using a conventional sulfur/phosphorus extreme-pressure agent and can allow an LSD gear to show stably its performance for a long time. CONSTITUTION:The composition is prepared by mixing a base oil comprising a mineral oil and/or a synthetic oil with 1-10wt.% sulfur/phosphorus extreme- pressure agent (A), 1-15wt.% alkali metal borate hydrate (B), 0.5-10wt.% at least one member (C) selected from among 8-30 C aliphatic saturated and unsaturated carboxylic acids, aromatic carboxylic acids, esters thereof and a reaction product of these acids with an organic amine. Components A to C can improve the gear performance (extreme-pressure properties), heat resistance and oxidation stability, and therefore can improve seizure resistance, abrasion resistance and frictional coefficient.