baber/WOPTO huggingface dataset:
Patent JP-H11321681-A (JP)
Title: Power steering
Inventor: TSUDA YOSHIHISA
IPC: B62D5/087
Filed: 1998-05-14
Abstract: PROBLEM TO BE SOLVED: To provide the power steering capable of preventing the applying of the back pressure to a steering valve and the generation of a difference between the right and the left steering force. SOLUTION: This device is formed of a power cylinder 2 for steering wheels, a steering valve 3 for hydraulic control of the power cylinder 2, an oil pump 42 for supplying the hydraulic oil 4, a hydraulic oil cooler 43 for cooling the returned hydraulic oil 4 and a hydraulic pipeline 42 for connecting them. A solenoid valve 5 is provided between the steering valve 3 and the hydraulic oil cooler 43, and a bypass pipeline 44 connected to an oil tank 40 without passing through the hydraulic oil cooler 43 is fitted to an outlet side of the solenoid valve 5. A turning fluctuation detecting sensor 6 for detecting the turning fluctuation of the wheels is provided, and the solenoid valve 5 switches a flow passage on the basis of the detecting signal from the sensor 6 so as to flow the hydraulic oil 4 to the bypass pipeline 44.
Patent JP-H02309409-A (JP)
Title: Loading circuit
Inventor: AKAGI NORIO
IPC: H01L33/00
Filed: 1989-05-24
Abstract: PURPOSE:To reduce power consumption and heat generation and to obtain a loading circuit capable of easily devising the counterplan against heat generation by connecting plural constant voltage terminals to a power supply in series through a resistor and connecting a load to these terminals in parallel. CONSTITUTION:Out of Zener diodes 21 to 24 to be constant voltage elements, an output relay 11 connected to power supply terminals 1a, 1b in series through a parallel/serial circuit of a resister 25, input contacts 4, 7 and diodes 9, 10 is connected to the diode 21, an auxiliary relay 12 is connected to the diode 22 through a parallel circuit of a push-button switch 13 and a self-holding con tact 12a and light emitting diodes 3, 6 are respectively connected to the diodes 23, 24 in parallel respectively through switching transistors 26, 27. Consequently, the load capacity of the power supply can be reduced, a case can be made compact and the counterplane against heat generation of the resistor can easily be divised.
Patent JP-S6111145-A (JP)
Title: Hydrogenation catalyst of diolefins
Inventor: NAKAMURA TEIJI
IPC: C07C5/03
Filed: 1984-06-28
Abstract: PURPOSE:To form monoolefins with high activity and selectivity by depositing palladium (1) and >=1 kind of metal (2) selected from ruthenium, rhodium, cobalt, rhenium, or their oxides on a carrier. CONSTITUTION:A soln. of metallic compds. as catalyst components of palladium and >=1 kind selected from ruthenium, rhodium, cobalt, and rhenium in water, hydrochloric acid, nitric acid, or aliphatic carboxylic acid is prepared. After a carrier is immersed in said catalyst component soln., the solvent is evaporated by heating, or removed by decantation, etc. Consequently, the catalyst components are adsorbed by the carrier, and the carrier deposited with catalyst components is dried at 100-300 deg.C for 1-24hr to obtain the titled catalyst. 0.05- 2wt% palladium metal is preferably deposited on the carrier, and 0.05-1wt% promoter metal is preferably deposited.
Patent JP-H07329190-A (JP)
Title: Manufacture of 3-dimensional object and manufacturing equipment
Inventor: WATANABE SHIKICHI
IPC: B29C64/135
Filed: 1994-06-14
Abstract: PURPOSE:To shorten required time by recognizing a maximum length direction in which a distance between two optional points in the contour line of two-dimensional data is maximum, and scanning light in parallel with said maximum length direction. CONSTITUTION:This method for manufacturing a three-dimensional object comprises repeating the step of forming a thin film by emitting light to the surface of a liquid photocurable resin and applying the liquid photocurable resin thinly to the upper surface of the thin film. The manufacturing equipment is equipped with a bath 2 for storing the liquid photocurable resin R which cures by light irradiation and a molding frame 3 which an ascend/descend in the bath 2. In addition, the light L is selectively emitted by focusing it to the surface Ro of the liquid photocurable resin R. Further, the manufacturing equipment is equipped with a doctor blade 4 as a smoothing member sliding horizontally in such a manner that it strokes the surface Ro of the liquid photocurable resin R. The scanning direction of the light L runs parallel with a maximum length direction in which a distance between two optional points in the contour line of three-dimensional data is maximum.
Patent JP-H08325216-A (JP)
Title: Production of glycine-n,n-diacetic acid derivative
Inventor: TOOMASU GURAINTORU
IPC: C07C227/26
Filed: 1996-05-27
Abstract: PROBLEM TO BE SOLVED: To provide a higher yield and a higher purity of a product and readily and economically prepare the subject compound for cleaners by simultaneously metering and adding an alkali metal cyanide under specific conditions.  
     SOLUTION: This compound is represented by formula I {R is a 1-30C alkyl, a 2-30C alkenyl or an alkoxylate represented by formula II (A 1  and A 2  are each a 2-4C 1,2-alkylene; Y is H, a 1-12C alkyl or the like; (k) is 1-3; (m) and (n) are each 0-50; (m+n) is at least 4] or the like; M is H, an alkai (ne earth) metal or a (substituted)ammonium}. The compound is prepared by adding (C) 0.5-30% of (C) an alkali metal cyanide to (B) formaldehyde and simultaneously metering and adding the remaining amount of the component C and the component B for 0.5-12 h when reacting (A) the corresponding 2-substituted glycines or 2-substituted glycinonitriles or doubled glycines represented by formula III (A is a 1-12C alkylene bridge or a chemical bond) or doubled glycinonitriles represented by formula IV or precursors of the glycine derivatives with the components B and C in an aqueous medium at pH 8-14. 
     COPYRIGHT: (C)1996,JPO
Patent JP-S5922746-A (JP)
Inventor: TAKANO SEIICHI
IPC: B32B27/00
Filed: 1982-07-30
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-S5256466-A (JP)
Title: Method of processing vertical roll for rolling section steels
Inventor: TAKAHASHI MITSUO
IPC: B21B27/00
Filed: 1975-11-04
Abstract: PURPOSE: A method of processing vertical roll for rolling section steels by effecting the cutting or grinding operation with the shaft mounted on a vertical roll, thereby eliminating all operations involved in attaching or detaching the shaft, enabling the rotative force to be transmitted stably. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-S6023894-A (JP)
Inventor: OOKUBO TSUNEO
IPC: G10G1/00
Filed: 1983-07-19
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-2000098270-A (JP)
Title: Optical switch and optical path changeover device using optical switch
Inventor: YOKOYAMA YOSHINORI
IPC: G02B26/08
Filed: 1999-05-13
Abstract: PROBLEM TO BE SOLVED: To enable the self-holding of an optical path changeover member by magnetic force even if electric power is not supplied by constituting an optical switch in such a manner that a permanent magnet and a mirror are movable between a first position and a second position by changing over the direction of the current flowing to the coil of an electromagnet. SOLUTION: A moving part 14 has the columnar permanent magnet 16 and the mirror 18 of a rectangular shape. The mirror 18 is positioned onto the boundary between the N pole and S pole of the permanent magnet 16 and is fixed to the permanent magnet 16. The moving part 14 is so constituted as to be rotatable between the first position where the permanent magnet 16 is housed in a supporting part 8 and the mirror 18 comes into contact with a positioning part 10 and the second position where the mirror comes into contact with a positioning part 12. The electromagnet 20 is arranged under the supporting part 4. The electromagnet 20 has the coil 22. The permanent magnet 16 and the mirror 18 may be moved between the first position and the second position by changing over the direction of the current flowing to the coil 22 of the electromagnet 20 of the optical switch.
Patent JP-H08302436-A (JP)
Title: Silver-tin oxide combined material and its production
Inventor: OGAWA KUNIO
IPC: C22C5/06
Filed: 1995-05-08
Abstract: PURPOSE: To produce a silver-tin oxide combined material in which oxides composed essentially of SnO2 are dispersed finely and uniformly by forming an Ag-Sn alloy, essentially containing Ag and Sn, into a contact shape and then applying internal oxidation treatment to it. CONSTITUTION: An Ag-Sn alloy, essentially containing Ag and Sn, is formed into contact shape and internally oxidized at a temp. between 400 and 700 deg.C and lower than the melting point of the alloy under 100-400atm partial pressure of oxygen. Subsequently, the alloy is held in a nonreducing atmosphere at a temp. in the vicinity of the melting point of silver for prescribed time. Then, a pure silver material, having a shape equal to that of the Ag-Sn alloy, is placed in the nonreducing atmosphere, and the holding treatment in the nonreducing atmosphere is stopped before the pure silver material of the equal shape gets out of shape.
Patent JP-H08307644-A (JP)
Title: Radio data communication method and device therefor
Inventor: KOUNOE TOSHIAKI
IPC: H04W88/02
Filed: 1995-05-08
Abstract: PURPOSE: To provide a radio data communication method and device in which frequent occurrence of missing data, re-transmission of useless data, interruption of communication or redialing is prevented in the radio data communication and stable radio data communication is implemented. CONSTITUTION: Upon the receipt of a notice representing the arrival of a channel switching signal from a channel switching request detection means 3, an image information transmission control means 2 of a transmitter interrupts the transmission of the image information during the transmission and sends dummy data or a flag. Upon the receipt of a signal representing the end of channel changeover from a T timer 4, the control means 2 restarts the transmission of interrupted image information. As a result, all the image information is sent without causing missing of image information due to channel changeover.
Patent JP-S5834326-A (JP)
Title: Rubbing detector for rotating machine
Inventor: SATOU KAZUYA
IPC: G01M99/00
Filed: 1981-08-26
Abstract: PURPOSE:To extract a rubbing signal close to a sine wave and to discriminate the occurrence of rubbing by detecting a high-frequency signal detected by an acoustic detection sensor, and passing it through a band-pass filter controlled on the basis of the number of revolutions. CONSTITUTION:Outputs of acoustic detection sensors 4a and 4b fitted to bearings 9a and 9b of a rotating machine 1 are amplified by amplifiers 5a and 5b, whose outputs are detected by detecting circuits 6a and 6b and inputted to rotational frequency tuned filters 10a and 10b. A signal proportional to a rotational frequency, on the other hand, is extracted by a revolution number detector 11 and is supplied as a control input to said tuned filters 10a and 10b. Outputs of the filters 10a and 10b are applied to monitors 12a and 12b and also inputted to a position standardization arithmetic part 13, and the result of arithmetic regarding a rubbing occurrence position is displayed on a display monitor 14.
Patent JP-H0429413-A (JP)
Title: A/d converter
Inventor: NAKASE YASUNOBU
IPC: H03M1/14
Filed: 1990-05-23
Abstract: PURPOSE:To dispense with an additional circuit such as a conventional subtracter or amplifier, etc., and to reduce a storage error by directly obtaining the reference potential of a second A/D converter from the output of a sample holding circuit, and setting the output potential of the sample holding circuit at the upper limiting value of the reference potential. CONSTITUTION:To directly obtain the reference potential of the second A/D converter 7 from the output of the sample holding circuit 2, a node N24 is connected to the output terminal of the sample holding circuit 2, and the potential of the node N24 that is the upper limiting value of the reference potential is set as the output potential Va, and a current source 8 is connected to a node N20, and the current value of the power source 8 is set so as to set potential difference between the nodes N24 and N20 equal to the minimum bit unit of a first A/D converter 3, and the output potential Vb of an A/D converter 4 is compared with the potential of nodes N21, N22, and N23, that is the reference potential, respectively. In such a way, it is possible to dispense with the additional circuit such as the conventional subtracter or amplifier, etc., and to reduce the storage error.
Patent JP-H04338188-A (JP)
Title: Spreading agent for soil fertilizer
Inventor: NAGATA TERUKICHI
IPC: C05G5/00
Filed: 1991-05-10
Abstract: PURPOSE:To prevent environmental pollution based on fertilizer which is accompanied with eutrophication of water by mixing a specified spreading agent of fertilizer with dilute liquid fertilizer contg. N, P, K as a main component. CONSTITUTION:Liquid fertilizer contg. N, P, K as a main component is diluted by water so that the component N is regulated to 500--10,000 times. A spreading agent for fertilizer is mixed with this dilute liquid fertilizer at the amount (0.1-0.4kg per component N of liquid fertilizer in a state before dilution) of concn. wherein respiration of the root of a plant is not inhibited.
Patent JP-H09322479-A (JP)
Title: Motor
Inventor: ITO HIROKI
IPC: H02K9/06
Filed: 1996-05-28
Abstract: PROBLEM TO BE SOLVED: To increase the flow rate of the air flowing in the neighborhood of a rotor and improve the cooling performance of the rotor. SOLUTION: For instance, four 1st air guide pipes 39 are provided on the end surface of a stator core 29 on the counter-load side and, for instance, four 2nd air guide pipes 40 are provided on the load side end surface of the stator core 29. The respective air guile pipes 39 and 40 are stuck into the coil ends of stator coils 30 when the stator coils 30 are wound in slots and the air guide pipes 39 and 40 are fixed to the stator coils 30. If the air supplied by a cooling fan 35 is made to flow into a frame 21 through a flow inlet 37, the air flows into a ventilation path 31 to cool a stator core 29 and, further, is made to flow toward a rotor 34 by the 1st air guide pipes 39 to cool a rotor 34. On the other hand, the air in the neighborhood of the load side of the rotor 34 is made to flow toward a flow outlet 38 through the 2nd air guide pipes 40 and discharged out.
Patent JP-H04339546-A (JP)
Title: Manufacture of cast slab with casting plural layers
Inventor: TANAKA HIROYUKI
IPC: B22D27/02
Filed: 1991-05-10
Abstract: PURPOSE:To continuously manufacture a cast slab having plural layers for which the density of an outer layer is larger than that of an inner layer by increasing the supplying speed of a molten metal supplied from a nozzle for outer layer so as to become faster than the necessary supplying speed so that the boundary of two kinds of molten metals in as mold is positioned to the lower end position of the static magnetic field. CONSTITUTION:In the combination of the steel kind of the molten steel for outer layer having the dendity higher than that of the inner layer at the time of casting the cast slab having plural layers by cooling and solidifying the molten steels 4, 5 which have two kinds of different densities and are poured from two positions in the upper and lower parts segmented with the static magnetic field 6 in the mold 1, the supplying speed of the molten steel 4 for the outer layer supplied from the nozzle 2 for the layer is increased so as to become faster than the necessary supplying speed so that the bundary of two kinds of molten steels 4, 5 in the mold 1 is positioned to the lower end position of static magnetic field 6.
Patent JP-H01302829-A (JP)
Title: Electrical circuit device
Inventor: YOSHIZAWA TETSUO
IPC: H01L21/60
Filed: 1988-05-31
Abstract: PURPOSE:To enable the number of connection parts at the edge part of electrical circuit parts to be increased, high density and cost reduction to be achieved and, a device which can be easily produced and can be easily managed after production to be obtained by providing at least specific electrical connection members, the electrical circuit parts, and other electrical circuit parts. CONSTITUTION:This device has at least an electrically connected member 125 where a plurality of conductive members 107 are embedded within a retainer 111 consisting of an insulating material and both edges are exposed on both surfaces of the retainer 111, an electrical circuit parts 104 which are one or more electrical circuit parts where at least one edge of a conductive member 107 exposed on the surface of the retainer 111 is connected and where the connection part 105 exists at the edge part of the electrical circuit parts, and an electrical circuit parts 184 which are one or more electrical circuit parts with a connection part 194 where at least one other edge of the conductive members 107 exposed on the surface of the retainer 111 and where the connection part 194 exists at the edge part of that electrical circuit parts.
Patent JP-S5560349-A (JP)
Title: Signal transmission system for power line carrier
Inventor: KUMAGAI KAZUHIKO
IPC: H04B3/54
Filed: 1978-10-30
Abstract: PURPOSE:To improve calling quality by widening a calling band by superposing a ringer signal upon pilot signal cycle used for a supervision over a reception input level and then by sending a discrimination signal when a receiver is not lifted. CONSTITUTION:A transmission band superposed upon the power line of a duplex terminal equipment at the time of the transmission of a ringer signal consists of transmission bands 21 and 24, transmitting-synchronizing pilot signal cycles 23 which are used for a reception input level supervision and sound modulation and demodulation in common with them and transmits a ringer signal for telephone calling, and discrimination signal cycles 22 and 25 for a discrimination between a reference phase and other phases. Then, phase modulation of cycle 23 is performed to make a phase difference correspond to the switching condition of a contact, the ringer signal, thereby transmitting cycles 22 and 25 at the time of a hook-down. As a result, since there is no ringer signal cycles in bands 21 and 24, a passing band is widened to improve calling quality.
Patent JP-S5758737-A (JP)
Title: Construction machinery such as power shovel
Inventor: MASUDA KENJI
IPC: E02F9/22
Filed: 1980-09-24
Abstract: PURPOSE:To raise the efficiency of working by enabling the speeds of threwing, a boom, and an arm to be controlled smoothly and freely from low to high speeds without any practical interference for concurrent working by two variable pumps. CONSTITUTION:In valve units 31 and 32 by which a fluid from variable pumps 131a and 131b is directed to each actuator, the valve unit 31 is provided with a decompression type pressure compensatory valve 36 and the first and second flow direction control valves 37a, 37b, 38a, and 38b, and also the valve unit 32 is provided with a preference type pressure compensatory valve 81 and the third and fourth flow direction control valves 82a-82c and 83. The maximum pressure of the fluid pressure of the spring chamber of the said compensatory valve 36 and the fluid pressure of the load pressure sensing port of the valve 38b is selected by a shuttle valve 52 and transmitted to the first power matching valve 132a, and also pressure before and behind the valve 83 is transmitted to the second power matching valve 132b to control the discharge controller for the pumps 131a and 131b.
Patent JP-S62289273-A (JP)
Title: Treatment of wooden parts
Inventor: OTANI KOICHI
IPC: B05D7/06
Filed: 1986-06-09
Abstract: PURPOSE:To prevent cracking of wooden parts by coating an aq. metal oxide soln. or aq. sodium hydroxide soln. to the wooden parts, then immersing the parts into a resin liquid. CONSTITUTION:After the water content of the wooden parts to be mainly used outdoors is adjusted to 5-15%, the aq. metal oxide soln. of chromium oxide, etc., or the aq. sodium hydroxide soln. is coated thereon and the wooden parts are immersed into the resin liquid of acryl urethane, etc., As a result, the penetration of the resin into the wood structure of the wooden parts is improved and a large amt. of the resin exists in the structure. Such resin binds the wood structure surely and securely. the expansion, contraction and deformation of the wood structure are, therefore, obviated even if the wooden parts are exposed to the severe environment such as outdoor environment. The cracking generated in the wooden parts is thus prevented.
Patent JP-H084942-A (JP)
Title: Seal structure of gland part of gate valve
Inventor: NISHIKAWA TAMOTSU
IPC: F16K3/12
Filed: 1994-06-16
Abstract: PURPOSE:To provide a seal structure of a gland part of a gate valve capable of preventing the occurrence of the leakage by bringing a seal member into close contact with a valve rod without executing the additional tightening work. CONSTITUTION:A gland part 11 of a gate valve is provided with a seal member 12 which is brought into contact with a valve rod and prevents the gas in the space on a valve body side from leaking outside, a packing holder 13 to press this seal member 12 downward, a plurality of first disk springs 21 to keep the position of this packing holder 13, and a plurality of second disk springs 22 which press the packing holder 13 downward when the gate is closed and compress the seal member 12. Every time the gate is closed, the seal member 12 is pressed in the direction along the axial direction of the valve rod by the second disk springs 22, and keeps the position of the packing holder 13 by the first disk springs 21.
Patent JP-S5835342-A (JP)
Title: Clean unit with temperature control function
Inventor: YOKOTA SHIGEO
IPC: F24F8/108
Filed: 1981-08-26
Abstract: PURPOSE:To shorten a distance between an air blower and a heat exchanger and to prevent effectively cooling of an electric motor and noise generation of the motor by a structure wherein an air passage on the air suction side of the air blower is divided into two branch passages by providing a baffle plate in the upper part of an air suction port, and the heat exchanger is provided in the branch passage on the side where the electric motor for the air blower is installed. CONSTITUTION:An air suction port 3 and an air discharge port 4 are formed in a casing 2 mounted on a cealing 1, and a rough dust filter 5 is provided at the port 3 and a high performance filter 6 is provided at the port 4. Within the casing 1, a partition plate 7 is planted adjacent the port 4, and an air discharge pipe 9 is opened to the partition plate 7. The air passage of the air blower on the air suction side is devided into two branch passages by the baffle plate 10 attached to the upper part of the port 3, so that the air entering through the port 3 is circuited. The heat exchanger 12 is installed in the branch passage on the side where the electric motor for the air blower is not arranged, and a static pressure regulating damper 13 is provided rotatably in the other branch passage on the electric motor 11 installed side.
Patent JP-S6024826-A (JP)
Inventor: YANAJIMA TADAHIKO
IPC: A61B8/14
Filed: 1983-07-22
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-S5924087-A (JP)
Inventor: HOSOI ISAMU
IPC: E06B1/56
Filed: 1982-07-30
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。