baber/WOPTO huggingface dataset:
Patent JP-H11273095-A (JP)
Title: Generation for orthogonal seek signal from discontinuous timewise tracking error signal and discontinuous timewise rf data signal in optical storage device
Inventor: ZHU SHUANGXIA
IPC: G11B7/09
Filed: 1998-12-11
Abstract: PROBLEM TO BE SOLVED: To generate orthogonal signals from a discontinuous timewise TES signal and a discontinuous timewise RF baseband signal by detecting pulses being in the discontinuous timewise TES signal expressing the position of a light beam with respect to the center line of a track and the discontinuous timewise RF baseband signal and counting the number of tracks in which the light beam traverses in its seeking operation. SOLUTION: A discontinuous timewise TES signal 114 is selected by a MUX 100. On the other hand, a discontinuous timewise RF baseband signal 112 is extracted by an envelope detector 110. The discontinuous timewise TES signal 114 and the RF baseband signal 112 are synchronized by a synchronizer 118 according to a current seek speed and an operation mode and they pass through LPFs 116A, 116B and a track traversing frequency is extracted. Then, these signals are respectively converted into binary square-wave signals TEX 128 and REX 130 by a TEX detector 132 and a REX detector 134 to form orthogonal seek signals.
Patent JP-H06227776-A (JP)
Title: Linear drive device and elevator device
Inventor: TOYOTOMI HIDENOBU
IPC: F16H19/02
Filed: 1993-12-30
Abstract: PURPOSE:To provide a linear drive device to accurately move a body to be driven through a bearing along a round shaft having no screw and an elevator device, suitable for a home elevator, to perform accurate elevation through the use of the linear drive device. CONSTITUTION:A round shaft 4 having no screw is fixed and a rotary liner part 5 having a plurality of rolling bearings 7 effecting internal contact rotation with inclination based on the axis of the round shaft 4 is arranged to the round shaft 4. A rotation drive source 3 is connected to the rotary liner part 5 and through drive of the rotation drive source 3, the rotary liner part 5 is moved in the direction of an axis along the round shaft 4.
Patent JP-H09173223-A (JP)
Title: Slicer for cooking
Inventor: KANESHIRO TERUYUKI
IPC: B26D3/28
Filed: 1995-12-27
Abstract: PROBLEM TO BE SOLVED: To freely change the thickness of a slice and fix the thickness of the slice in the right and left directions when materials such as vegetables are slid and sliced. SOLUTION: There are provided a first support plate 1, a blade 3 disposed in front of the first support plate and a second support plate 2 disposed in front of the blade. A frame 4 is extended from the first support plate 1 and formed on one end with a handle part 5. The second support plate 2 is supported to be rotated from the handle part 5 to the frame 4. The second support plate 2 can be flexed by making the extending direction of the flexible part 61 parallel to the longitudinal direction of the blade 3 to equalize a gap between the blade 3 and the second support plate 2 in the right and left directions.
Patent JP-H06182310-A (JP)
Title: Cleaning device for band-like article
Inventor: SATO ATSUSHI
IPC: G03B1/00
Filed: 1992-12-17
Abstract: PURPOSE:To ensure that dust and foreign matter are prevented from attaching to a band-like article such as tape during cleaning. CONSTITUTION:This band-like article cleaning device is equipped with a base 120 with an arc surface 123 and a pressing roller 121 which is pressed to the arc surface using a pressing spring 126 at a specified pressure, with two cleaning tapes 127 arranged between the arc surface and the pressing roller. In addition, a magnetic tape 4 is formed in such a manner that it can travel between cleaning tapes.
Patent JP-H10180279-A (JP)
Title: Production of microorganism carrier and microorganism carrier
Inventor: HONMA HIDEMI
IPC: C02F3/08
Filed: 1996-12-20
Abstract: PROBLEM TO BE SOLVED: To provide the method for producing the microorganism carrier used in the fluidized-bed biological water treating device, effective in efficiently removing the org. matter, nitrogen, etc., in the waste water and excellent in flowability and durability and to furnish the carrier. SOLUTION: An aq. soln. of the PVA heated at 140-200 deg.C for >=10min in a dry state and then dissolved in hot water is brought into contact with a liq. for depositing the polymer in the aq. soln. and formed, and the formed material is insolubilized in water to produce a microorganism carrier consisting of a granular hydrogel having 1-10mm grain diameter. Otherwaise, an alginate, polyacrylate, carrageenan, agar or a carboxylate consisting of their mixture is incorporated into the aq. PVA soln., and the soln. is brought into contact with the liq. contg. a cation for depositing the polymer.
Patent JP-H09173375-A (JP)
Title: Method for changing throw-away body warmer to far infrared radiator
Inventor: OSATO SOTARO
IPC: A61F7/08
Filed: 1995-12-26
Abstract: PROBLEM TO BE SOLVED: To eliminate the need for using a microwave oven at the time of use of a heater and to make a throw-away body warmer even where there is no available electricity by mixing a far IR radiator with the content of this body warmer. SOLUTION: The far IR radiator 1b is incorporated into the contents 1a of the throw-away body warmer 1. A coating material mixed with the far IR radiative material is applied on the inner side of the throw-away body warmer 1. Further, a far UV radiation contg. body 2 is superposed on the throw- away body warmer 1. This far UV dadiation contg. body 2 is formed by providing the inside of a sheet-like package consisting of a non-woven fabric 2a, etc., with the powder and granular far UV radiator 1b, for example, powder and granular material of ceramics, such as zeolite and cristobalite. While the far IR radiator 1b may be formed over the entire surface in the sheet-like package, the far IR radiator may also be formed by forming many pockets 2c in the package and putting the far IR radiator 16 therein.  The package is formed by using a non-woven fabric and is thermally molded with molds having the pockets 2c.
Patent JP-2001178024-A (JP)
Title: Emergency power supply unit
Inventor: YOSHIOKA TORU
IPC: H02J9/06
Filed: 1999-12-14
Abstract: PROBLEM TO BE SOLVED: To eliminate instantaneous power failure while encountering long power failure, stabilize voltage and phases, and attain reduction in the size and weight of an apparatus by reducing the capacity of a backup battery and simplifying the circuit structure. SOLUTION: This emergency power supply unit is provided with a power switching part 3 for selectively switching a commercial power source 1 as an input power source and a motor generator 2, a rectifier 4 for converting AC into DC and outputting it to a DC circuit 5, and an inverter 6 for inverting the DC of the DC circuit 5 to AD and outputting it to a load. The DC circuit 5 has a battery 10, connected through a parallel circuit of a step-up DC-DC converter 8 and a step-down DC-DC converter 9. When the voltage of the DC circuit 5 is dropped at the time of power failure, the voltage of the battery 10 is boosted by the step-up DC-DC converter 9, and a controller 12 having a power failure detector 11 switches the startup of the motor generator at the time of power failure, and the power switching part 3 after stabilization to continue to supply power to a load 7.
Patent JP-H07188949-A (JP)
Title: Surface treatment of substrate and treating device therefor
Inventor: KODAMA MASAMICHI
IPC: G03F1/82
Filed: 1993-12-27
Abstract: PURPOSE:To stably obtain uniform slits and through-holes free from unequal treatment by using two kids of spray nozzles installed above and below and spraying an etching liquid while oscillating these nozzles plural times back and forth and left and right in a progressing direction of substrates substrates to be treated. CONSTITUTION:While the substrates to be treated are transported by conveyor rolls 2 into an etching chamber 1, the etching liquid is sprayed to the front and rear surfaces of the substrates, by which the substrates are subjected to a surface treatment. At this time, a group A which is provided with spray pipe 3 groups having plural nozzle ports and is mounted with plural pieces thereof in a direction perpendicular to the progressing direction of the substrates and a group B which is mounted with plural pieces thereof in a direction parallel with a backward direction are arranged in a grid form on the front and rear surfaces of the conveyor rolls 2. The spray pipes 3 are so arranged that their nozzle ports do not line up in the same straight line form in the progressing direction. The nozzle ports of the group A are oscillated back and forth and the nozzle ports of the group B left and right by this constitution, by which the etching liquid is sprayed to the substrates. As a result, the uniform slits and through-holes free from the unequal treatment are obtd.
Patent JP-2001137960-A (JP)
Title: Continuous forming apparatus for chevron corrugated sheet
Inventor: OKUMURA KONOSUKE
IPC: B21D13/02
Filed: 1999-11-09
Abstract: PROBLEM TO BE SOLVED: To provide a continuous forming apparatus with using a steel sheet and a stainless steel sheet having large bending resistance capable of manufacturing a chevron corrugated sheet having a corrugation height larger than a pitch between corrugations at a minimum equipment cost and in a reduced working time. SOLUTION: Shapes of a punch and a die to form a chevron corrugation are set to the prescribed shapes corrected for spring back after chevron corrugation forming before-hand, an apex forming piece to form a chevron corrugation with serving knock out as well as a stock holding function and a pad to hold a chevron corrugation shape formed are arranged, the chevron corrugation and the apex part are simultaneously formed in one process, further, a pitch regulating part is arranged, this operation is synchronized to operation of the material holding function, a prescribed pitch between chevron corrugations is obtained.
Patent JP-H10181003-A (JP)
Title: Ink jet recording device, and recovery suction method used for the ink jet recording device
Inventor: MURATA TAKAYUKI
IPC: B41J2/01
Filed: 1996-12-20
Abstract: PROBLEM TO BE SOLVED: To perform a recovery suction solely by a recording device by a method wherein a recovery head instruction mode is provided, and recovery instruction locations, the number of which is the same as the number of recording heads being loaded, are provided, and a carriage is moved to the recovery indicating locations in order, and the switch is depressed at the indicating position corresponding with each recording head. SOLUTION: For example, a recovery key is kept depressed for a specified period of time, and when entering a recovery head instruction mode, a carriage is moved to a black head recovery location (S1). A user confirms that the desired head has reached a location to show a recovery, and depresses a recovery key (S2), and performs a recovery indication. In this case, when the recovery key is not depressed for a specified period of time (S4), the carriage is moved to the recovery location of cyan (S5). When the recovery key is depressed when the carriage has reached the recovery location for a cyan head, a recovery command for the cyan head is performed (S7). In the same manner, the carriage is moved to the recovery locations for magenta and yellow, and the recovery key is depressed, and recovery motions are performed (S8-S16).
Patent JP-H07198125-A (JP)
Title: Combustion gas passage and combustion part converting device for gas apparatus, etc.
Inventor: MATSUURA KOJI
IPC: F23D14/06
Filed: 1993-12-28
Abstract: PURPOSE:To make it possible to change a combustion position by separating the gas combustion part to the outside of the central part (outer annular part) in order to perform a cooking of a more favorable heat efficiency in response to the kind and size of a gas cooking apparatus, and the cooking method. CONSTITUTION:A gas passage converting device 4 is inserted between a gas mixer 2 and a burner part and main body 1. A combustion gas which is fed from the gas mixer flows to the burner part, concentrated nozzles at the central part or outside nozzles 7, and a gas combustion position can be converted.
Patent JP-H07198212-A (JP)
Title: Compression type heat operation fluid apparatus
Inventor: NAKAJIMA SEIJI
IPC: F25B27/00
Filed: 1993-12-29
Abstract: PURPOSE:To eliminate a trouble due to a fluid-back phenomenon and save energy by starting compression of a compression part after heating upon initial starting, starting heating upon intermediate interruption, and interrupting the heating upon intermediate starting. CONSTITUTION:Heating of a predetermined amount by a heater 21 is performed by damping operation of an initial starting switch 61, and thereafter compression operation of a compression part 2 is started (initial heating). During control operation upon intermediate interuption in control operation, i.e., during control operation of the entire apparatus heating by the heater 21 is started based upon control operation by intermediate interruption information from a control part 7 (starting of heating. During control operation upon the intermediate starting after the intermediate interruption, i.e., during the control operation of the entire apparatus a commercial power supply applied to the heater 21 is interrupted based upon the control operation by intermediate starting information from the control part 7 to interrupt the heating (heating interruption). Hereby, a trouble due to a fluid-back phenomenon is eliminated and wasteful energy consumption is eliminated.
Patent JP-2000181518-A (JP)
Title: Control unit for equipment
Inventor: ISHII YUTAKA
IPC: G05B19/10
Filed: 1998-12-15
Abstract: PROBLEM TO BE SOLVED: To provide a control unit for equipment capable of smoothly controlling equipment even in the case of controlling a to of sensors or switching elements through one main control means by transferring data. SOLUTION: This control unit is provided with a controller 36 installed in equipment and sensor 27 or switching element 28 for transferring data to/from the controller 36 through cross wiring 22A, these respective sensor or switching elements are classified into plural systems, a signal line 22 between each system and the controller 36 is provided with a switching device 25, and this switching device opens/closes a signal system while receiving data from the controller 36 through the signal line.
Patent JP-H11135317-A (JP)
Title: Manganese, zinc-based ferrite
Inventor: TAKEDA OSAMU
IPC: C04B35/38
Filed: 1997-12-09
Abstract: PROBLEM TO BE SOLVED: To increase initial permeability, reduce core loss and increase saturation magnetic flux density, by setting the initial permeability of not less than a specified value at a specified frequency and the core loss of not more than a specified value at a specified frequency. SOLUTION: A manganese zinc-based ferrite has an initial permeability μi of not less than 5,000 at a frequency of 100 kHz and at 25 deg.C, a saturation magnetic flux density Bs (at 25 deg.C) of not less than 500 mT, and a core loss Pcv of not more than 400 kW/m<3> at a frequency of 100 kHz and at 40 deg.C at the application of a sine-wave AC magnetic field of 200 mT, as magnetic characteristics. Also, in the manganese zinc-based ferrite, the value of μi.Bs/Pcv is not less than 7,000. As principal component materials of the manganese zinc- based ferrite, an iron oxide material having 53.6 to 54.4 mol.% as reduced to Fe2 O3 , a zinc oxide material having 13.0 to 13.5 mol.% as reduced to ZnO, and a manganese oxide material (the remaining part of the principal component materials) are used.
Patent JP-H05173440-A (JP)
Title: Electrophotographic copying device
Inventor: YOSHIKAWA TAKAHIRO
IPC: G03G15/20
Filed: 1991-12-24
Abstract: PURPOSE:To facilitate handling of jamming of a sheet at the position of a fixing device. CONSTITUTION:A heat insulating material 39 is provided by covering the pressure roller 37 of the fixing device 25. Then, a fixing device cover 44 is set so that it can be opened to the jam processing position of the sheet around a rotary shaft 43 as a center like a wing by covering the material 39 and an air gap 47 is formed between the material 39. Besides, a device main body cover 10a is pressed to the cover 44 through a heat insulating elastic member 50 by resisting to the opening tendency of the cover 44 and the cover 44 is provided so as to be freely opened and closed by interlocking with the cover 10a. Then, a jammed paper is removed by opening the cover 44 to the jam handling position at the same time that the cover 10a is opened.
Patent JP-H11179767-A (JP)
Title: Back flow preventing valve in plasticizing apparatus
Inventor: TAKIZAWA KIYOTO
IPC: B29C45/54
Filed: 1997-12-25
Abstract: PROBLEM TO BE SOLVED: To prevent the loosening of the valve disc attached to the leading end of a screw by the mutual clamping of flat surfaces by sufficiently developing clamping force by employing an inclined surface. SOLUTION: In a back flow preventing valve 28 wherein a valve disc 26 having a conical leading end shape is provided to the leading end of the screw 20 provided in a plasticizing cylinder in a freely rotating, advancing and retreating manner as a screw head by a screw through a washer 30 and the rear surface of the valve disc formed as an inclined surface by the contraction of a diameter is brought into contact with the valve seat on the side of the placticizing cylinder by the retreat movement of the screw to cut off the flow path around the valve disc, the rear end surface 26a of the periphery of the screw shaft 27 of the valve dis 26 is formed as an inclined recessed surface. The rear surface 26a and receiving surface 30a of the valve disc are made fittable. The angles of inclination of both of them are set to 45-60 deg. forwardly with respect to the screw axial line.
Patent JP-H11226235-A (JP)
Title: Game machine with aroma producing device
Inventor: SHIMIZU KAZUHIRO
IPC: A63F9/00
Filed: 1998-12-16
Abstract: PROBLEM TO BE SOLVED: To provide a game machine with an aroma producing means that produces aroma alone without involving wind and jet sounds, and stimulate only the sense of smell of a player. SOLUTION: A game machine with an aroma producing device furnished with a plurality of aroma producing means 6 having a perfume and breeze generating means that allows aroma 7, 8 given off from the perfume to flow in the game machine 1. The aroma generating means 6 can be given heating, breeze generating, and opening and closing means to make the perfume give off aroma or to control the aroma. It may be structured so as to control aroma and change the kind of the aroma in accordance with scenes of a game. Therefore aroma is not scattered widely and stimulates effectively the sense of smell of a player. As the amount of a perfume used is small, and only aroma is generated without wind and jet sounds, the unit is very effective in creating a variety of atmospheres.
Patent JP-H07105780-A (JP)
Title: Manufacture of electric contactor
Inventor: NAKAJIMA YASUTAKA
IPC: H01H11/04
Filed: 1992-12-03
Abstract: PURPOSE:To easily manufacture electric contactors with high size precision, high quality, and having contact point with semi-circular cross-section by press- fixing a composite electric contact point material in an installation square hole of a thin plate base and forming the material by caulking from the front and back sides, wherein the contact point material is a nonferrous metal wire coated with a noble metal. CONSTITUTION:A soft copper-based wire 1b is coated with a noble metal 1a such as platinum, gold, silver, etc., to prepare a contact point composite wire 1. The contact point composite wire 1 is cut in a prestated length to give a cylindrical composite electric contact material 2 and positioned in a rectangular hole 4 pireced in a thin plate base 3. A lower punch having a semi-circular cross-section recessed part and an upper punch having an obtuseangle triangular project are set in the upper and the lower corresponding faces of the rectangular hole 4 and the contact material is formed by caulking by covering the rectangular hole 4 with the punches to give a semi-circular electric contactor 15. Consequently, electric contactors with extremely high size precision and good quality are easily provided.
Patent JP-2000177402-A (JP)
Title: Mount structure of driving unit for vehicle
Inventor: TANAKA YOSHITO
IPC: B62D25/20
Filed: 1998-12-16
Abstract: PROBLEM TO BE SOLVED: To provide a driving unit mount structure for a vehicle, capable of removing a mount pin from a mount member positively when a load is inputted at the time of head-on collision without removing the mount pin from the mount member at the time of ordinary driving. SOLUTION: This mount structure is formed so that a driving unit may be supported by the frame member 12 of a vehicle body through a mount member 24, wherein the mount member 24 is provided with a metallic outer cylinder 26 fixed to the frame member 12, a metallic inner cylinder 27 and mount rubber 28, and a mount pin 23 connected to the driving unit is forcibly-inserted into the inner cylinder 27 from the rear side. A stopper part 27a protruding in the direction of an outer diameter is mounted on an opposite end part to the inserted side of the mount pin 23 of the inner cylinder 27.  When the front collides and a load equal to a prescribed value or larger acts on the mount pin 23 in the coming-off direction, the stopper part 27a of the inner cylinder 27 comes into contact with the outer cylinder 26 and the mount pin 23 comes off from the inner cylinder 27, thus it is possible to remove the driving unit from a vehicle.
Patent JP-2000182273-A (JP)
Title: Multibeam optical head corresponding to high speed reproduction
Inventor: MATSUI TSUTOMU
IPC: G11B7/135
Filed: 1998-12-16
Abstract: PROBLEM TO BE SOLVED: To improve an aberration characteristic by constituting an optical system in which ± first-order light beams are within the range not more than a specified angle with respect to a tangent in the arrangement of diffracted light of the zero-order light beams of plural beams. SOLUTION: The optical system in which ± first-order light beams are within the range not more than 0.2 degrees with respect to tangent is constituted in the arrangement of diffracted light beams of the zero-order light beams of plural beams used in a multibeam optical head dealing with high speed reproduction and an aberration characteristic is improved. The output of the plural beams is multiplexed and high speed bit rate reproduction at the time of reproduction is executed. For suppressing modulation to a focus error signal by track cross, a double knife edge method is used and a multibeam optical head dealing with high speed reproduction is realized.  In the case of a five-beam system for executing five-fold reproduction, 5×2=10 beams is arranged in a sensor light reception part, the 10 beams are received by arranging an eight division sensor 20 and four element sensors 22A, 22B, 22 and 22D in beam detection positions. A focus error signal and a tracking error signal are obtained from a prescribed operation.
Patent JP-H05309448-A (JP)
Title: Manufacture of single crystal copper material
Inventor: KATO MASANORI
IPC: C22C9/00
Filed: 1991-12-27
Abstract: PURPOSE:To develop the manufacture of single crystal copper material having a composition consisting of high purity copper having relatively high strength with hardly reducing the RRR value. CONSTITUTION:Single crystal copper material is manufactured by drawing the high purity copper with the purity of 6N (>=99.9999%) and containing Ag of 2-50ppm at the casting speed of <=50mm/min. through a mold. This arrangement can produce fine wire or super-fine wire through cold wire drawing. In a vessel (a melting furnace) 1 to store the molten high purity copper M, the casting rod R is drawn through a mold 3 where one end is projected in the molten copper bath, and the other end is abutted on a cooling structure 6. The pulse drawing is preferable. Perfect single crystal copper material can be obtained.