baber/WOPTO huggingface dataset:
Patent JP-H09184561-A (JP)
Title: Differential gear
Inventor: IWATA YOSHIHISA
IPC: F16H48/08
Filed: 1995-12-29
Abstract: PROBLEM TO BE SOLVED: To obtain lubricating oil from the outside of a differential case, so as to prevent seizure in a sliding parts of the differential case and a differential pinion shaft, by fixing and providing a differential pinion gear on the differential pinion shaft, and making it freely slide between the differential pinion shaft and the differential case. SOLUTION: In assembling of a differential gear 2, a differential pinion gear 12, a differential pinion gear washer 20, a differential side gear 14, and a differential side gear washer 22 are previously incorporated into a differential case 6. A differential pinion shaft 10 in which a circlip 16 is attached on the tip is inserted from the outside of the differential case 6, and the differential pinion gear 12 is fixed to the differential pinion shaft 10 by the circlip 16 after the tips are inserted through the differential pinion gear 12 and spline-fitted. At this time, lubricating oil is supplied into the differential case 6 by an oil groove 18 formed between the differential case 6 and the differential pinion shaft 10.
Patent JP-H11180729-A (JP)
Title: Wiring board and mounted structure thereof
Inventor: TERASHI YOSHITAKE
IPC: C04B35/16
Filed: 1997-12-24
Abstract: PROBLEM TO BE SOLVED: To provide a wiring board which can be fired at 800 to 1000 deg.C and has a low dielectric constant, a low dielectric loss and a high thermal expansion coefficient in a high frequency region and is capable of being mounted on a printed circuit board with high reliability and also to provide the mounted structure of the wiring board. SOLUTION: The mounting of a wiring board A provided with an insulating board 1, a wiring layer 5 and plural connecting terminals 8 is performed by placing the wiring board A on an external circuit board B provided with an insulating board 9 contg. an organic resin(s) and plural wiring conductors 10 placed on the surface of the insulating board 9 and joining each of the connecting terminals 8 to the corresponding one of the wiring conductors 10 with a brazing filler metal.  The insulating board 1 for this wiring board A consists of a multiple oxide sintered compact which contains as constituent elements, Si, Al, Zn, Mg and Zr and further at least one element selected from Ca, Sr, and Ba and also, consists essentially of an SiO2 crystal phase such as quartz phase and a spinel type crystal phase such as gahnite (ZnAl2 O4 ) phase and also contains a monoclinic and/or tetragonal ZrO2 crystal phase, or the like, and has a >=7 ppm/ deg.C thermal expansion coefficient in the range of from a room temp. to 400 deg.C.
Patent JP-H05175601-A (JP)
Title: Multiple quantum well semiconductor laser
Inventor: SUZAKI SHINZO
IPC: H01S5/00
Filed: 1991-12-20
Abstract: PURPOSE:To furnish an MQW laser which is made highly efficient by introducing a compression strain into a well layer effectively without thinning the well layer very much. CONSTITUTION:An n-type InP buffer layer 2, an n-type InGaAsP waveguide layer 3, an i-type active layer 4, a p-type InGaAsP waveguide layer 5 and a p-type InP clad layer 6 are formed in lamination on an n-type InP substrate 1. The active layer 4 has an MQW structure wherein an InxGa1-xAs well layer and an InyGa1-yAszP1-z barrier layer are laminated alternately, and an InxGa1-xAs well layer 42 is given a composition having a larger lattice constant than InP, while an InyG1-yAszP1-z barrier layer 41 is given a composition having a smaller lattice constant than the InP.
Patent JP-H10180235-A (JP)
Title: Method for preventing solidification of dehydrated cement cake in ready-mixed concrete waste treating system and device therefor
Inventor: MORI TAKEO
IPC: B09B5/00
Filed: 1996-12-24
Abstract: PROBLEM TO BE SOLVED: To provide the method and device for preventing the solidification of a cement cake at the time of using the cement cake discharged from a ready- mixed concrete waste water treating system as a neutralizer of the gaseous chlorine in a refuse incineration plant. SOLUTION: The sludge in a ready-mixed concrete waste water is dehydrated by a dehydrator, and the dehydrated cement cake is used as a neutralizer of gaseous chlorine in a refuse incineration plant. In this case, the cement cake is kept slurry by this device. The device consists of an agitated tank 11 storing the cement cake, an impeller 13 for agitating the stored cement cake and a vibrator 12 attached to the agitated tank 11. The cement cake is agitated by the impeller 13 and kept slurry, and the water in the cake is oozed out by vibrating the tank with the vibrator 12 when the cake is charged into the agitated tank 11.
Patent JP-H06187451-A (JP)
Title: Self-travelling robot
Inventor: SUYAMA KIICHI
IPC: G06T7/00
Filed: 1992-12-21
Abstract: PURPOSE:To quickly detect the existing target of a plant, a business office, etc., and to actuate a robot by calculating an intersection of each linear expression within a prescribed range. CONSTITUTION:The coordinates (xi, yi) of a dot train are extracted on a two-dimensional plane, and a strength line b=-xia+yi on an ab plane against each coordinate point is calculated. Meanwhile a straight line d=-yic+xi on a cd plane against each coordinate point is calculated. Then an intersection ce, de of each straight line is calculated, and y=ae+be is defined as an approximate expression. A dot train of x=cey+de is also defined as an approximate expression. Then a straight line that passes the dot train is defined as y=0.01x since the straight lines intersect each other at (0.01, 0) on the ab plane. In regard of the computer processing, the ranges of -0.1<=a<=0.1 and -bo<=b<=b0 are defined on the (ab) plane. The intersections (0.01, 0) are included in these ranges and a solution is obtained by the computer processing.
Patent JP-2000176819-A (JP)
Title: Working device
Inventor: MANABE TAKAO
IPC: B25J15/04
Filed: 1998-12-15
Abstract: PROBLEM TO BE SOLVED: To deal with various working by providing a pressing force regulating shaft between the torque giving means and the working means of a tool body, and providing an exchanging means on the pressing force regulating shaft. SOLUTION: A tool body 2 is formed into a nearly L-shape of which one face is a mounting face 2a mounted on a robot arm 1 and the other face is an apparatus fitting face 2b, and the nearly L-shape is provided with a variable torque motor 3 as a torque giving means on the mounting face 2a side to the robot arm 1 on an apparatus fitting face providing a working means 11 below the mounting face 2a. The master side 8 of a tool changer T as an exchanging means detachably connecting between the variable torque motor 3 and the working means 11 is provided on the force regulating shaft 4, and the master side 8 and the slave side 9 of the tool changer T are connected together. Therefore, the device can deal with various working.
Patent JP-2000182450-A (JP)
Title: Cable identification structure
Inventor: SUZUKI KOICHI
IPC: H01B13/00
Filed: 1998-12-16
Abstract: PROBLEM TO BE SOLVED: To prevent errors in connection of a cable and uniformly manufacture the cable by continuously installing a plurality of identifying belt-like bodies having different colors on the outer circumferential surface of the cable in the length direction, so as to be capable of peel off. SOLUTION: A plurality of identifying belt-like bodies 1a-1f are installed in the length direction on the outer circumferential surface of a cable sheath 5 of a coaxial cable C. As a specific method, a sheath 7 for a belt-like body having a thickness of 1 mm or less is fit closely to the outside of the cable sheath 5 to form a double sheath. A plurality of notches are formed in the length direction to form the identifying belt-like bodies 1a-1f. A plurality of belt-like part, having different colors are formed in a belt-like body forming portion E of the sheath 7 and seven boundary lines of adjacent colors, are notched to form the belt-like bodies 1a-1f. Each color of red, blue, yellow, green, brown, and white are set for six identifying belt-like bodies. The belt-like bodies 1a-1f can be peeled off from the outer circumferential surface 6.
Patent JP-2000180104-A (JP)
Title: Tool setting gauge
Inventor: MIZOGUCHI TETSUJI
IPC: G01B5/08
Filed: 1998-12-16
Abstract: PROBLEM TO BE SOLVED: To obtain the tool setting gauge which has excellent Z-axial slide characteristics of a longitudinal slide block. SOLUTION: This tool setting gauge which measures the diameter and length of a tool has a roll guide surface constituted by arranging a thrust roller bearing 23 between a column part 11 and a longitudinal slide block 21 and a slide guide surface constituted by arranging slide surfaces 13 and 25 which restricts the longitudinal slide block 21 to an X-axial direction by surface contacting.
Patent JP-H05158213-A (JP)
Title: Optical joining device for forming pattern in printed circuit board
Inventor: IIJIMA JUN
IPC: G03F1/00
Filed: 1991-12-03
Abstract: PURPOSE:To rationalize processes in development of patterns by determining central accuracy and directivity in a joining part for exchange by a light shielding ground with a combination of an optical fiber type UV light source with a shutter and a pen plotter and connecting UV light to directly print the patterns, thereby forming the patterns of the respective stages. CONSTITUTION:Problems remain in accuracy and operation unless the exchange of masks is freely executed at the time of forming the patterns for printed circuit boards by the combination of the optical fiber type UV light source with the shutter 2 and the pen plotter. A driving head 8 of the pen plotter acts parallel with a plotting drawing 10 and an attaching and detaching direction 6 arises at the time of attaching and detaching a pen cartridge. An optical fiber holding part 7 comes to the driving head 8 side when an ordinary optical connector system is adopted in such a case and, therefore, a light shielding groove 5 is formed to single or plural closed loop shapes as shown in Fig. by the combination of ruggedness The rotating direction is regulated by the inside of such groove 5 and the interchangeability is assured at the center of the mask.
Patent JP-H05184135-A (JP)
Title: Method for controlling synchronous follow-up
Inventor: HIRAO ATSUYUKI
IPC: H03L7/107
Filed: 1991-12-26
Abstract: PURPOSE:To improve a follow-up accuracy by measuring a frequency to be followed up if the frequency to be followed up is varied so that a phase difference between a commercial power source voltage and a power source voltage is increased, and varying a follow-up control reference amount of a phase in response to the frequency. CONSTITUTION:A commercial power source voltage (TV)VC and an output voltage VB of a power source are respectively detected by voltage detectors 6, 7, and input to a phase comparator 8. A TVVC is measured by a frequency detector 9, and a follow-up control reference amount PSI of a phase is outputted from a reference signal generator (BG) 10 in response to a frequency variation amount DELTAf. An output of the comparator 8 and an output of the BG 10 are calculated at an addition point 11. A proportional element KP and a primary delay integrating element KS/(1+TS) are calculated at an addition point 12, converted to a high frequency signal by a VCO 4, fed back to a controller 3, and a main circuit 2 is controlled to be synchronously followed up to the commercial power source 1. That is, when a deviation amount is increased, the follow-up control reference amount PSI corresponding to the amount DELTAf is inputted to the point 11. As a result, the deviation amount is suppressed to a predetermined value or less.
Patent JP-H06193970-A (JP)
Title: Hot water supplying heat exchanger
Inventor: SHIROTANI TOMOHIKO
IPC: F24H9/00
Filed: 1992-12-25
Abstract: PURPOSE:To provide a hot water supplying heat exchanger in which adherence of condensed water to a tube with fins for water-cooling flame is small and hence corrosion scarcely occurs with high durability. CONSTITUTION:A hot water supplying heat exchanger has a heat exchanging tube 3 with fins disposed above a flame generator F in a burning boiler 1 to heat water from an input water tube 4 via the tube 3 and to then output hot water to an output hot water tube 5, and comprises a second tube 6 with fins passed through the generator F in the boiler 1 via a plurality of switching valves 8, 9, 10 of parallel disposition having different flow rates branched from a midway of the tube 5. The plurality of the valves 8, 9, 10 are divided at open areas according to the degree of hot water set temperature and so formed as to be opened in a higher set temperature, the more the valves having larger passing flow rate are provided.
Patent JP-2001175937-A (JP)
Title: Dummy can for vending machine
Inventor: CHINO SHIGEO
IPC: G07F9/02
Filed: 1999-12-17
Abstract: PROBLEM TO BE SOLVED: To provide a novel dummy can for vending machine, with which production is facilitated and the production cost can be remarkably reduced by decreasing the number of components of the dummy can. SOLUTION: This dummy can is composed of a cylindrical body (a) and a holding body (b) having a curved member, which has an inside face abutted with the outside face of the cylindrical body, an upper lid member attached to the upper terminal edge part of the curved member so as to be turned and a lower ring member attached to the lower terminal edge part of the curved member so as to be turned. The dummy can is formed by fitting the upper lid member to the upper terminal edge part of the cylindrical body in the state of abutting the cylindrical body to the inside face of the curved member.
Patent JP-2001174251-A (JP)
Title: Measuring method and device
Inventor: MIYAZAKI YASUHIRO
IPC: G01B11/00
Filed: 1999-12-17
Abstract: PROBLEM TO BE SOLVED: To provide a measuring method and device with a large measuring distance and a compact device itself, capable of improving measuring accuracy. SOLUTION: The device is provided with a first unit 1 making a measured object 6 operate rectilinearly in a vertical direction and operate horizontally and rotationally, and a second unit 2 making a measuring instrument 12 operate rectilinearly in a horizontal direction and a vertical direction and operate rotationally on a plane constituted in these two directions. Measurement is done from the a predetermined distance by directing the measuring instrument 1 to the measured object 2.
Patent JP-2001137307-A (JP)
Title: Wheelchair for bathing
Inventor: EZAKI KOKICHI
IPC: A61H33/00
Filed: 1999-11-12
Abstract: PROBLEM TO BE SOLVED: To provide a wheelchair for bathing which can enter a bathtub with an invalial sitting on it and of which the seat part is made movable up and down so as to conserve the quantity of hot water at a time of bathing. SOLUTION: A backrest and a seat part are moved up and down centering around an auxiliary wheel by an air cylinder or mechanical action.
Patent JP-H11187851-A (JP)
Title: Calcium-enriched milky acidic concentrated beverage and its production
Inventor: SHIMIZU TAKATOSHI
IPC: A23L2/38
Filed: 1997-12-26
Abstract: PROBLEM TO BE SOLVED: To obtain calcium enriched milky acidic concentrated beverage in which milk protein and calcium component are homogenized under acidic condition, having good taste without substantially producing precipitation and having high content of saccharide and provide a method for producing the beverage. SOLUTION: This method for producing concentrated beverage containing acidic milk, pectin, calcium component and saccharide comprises a primary homogenized step for homogenizing a primary mixture containing the acidic milk and pectin and controlled to pH 3.0 to 4.0 and a step for adding calcium component and saccharide to the primary homogenized material. This beverage is produced by the above method and contains an acidic milk, pectin, calcium component and 30-60 wt.% saccharide.
Patent JP-H11188449-A (JP)
Title: Bevel gear molding
Inventor: SUZUKI KOJI
IPC: B21K1/30
Filed: 1997-12-26
Abstract: PROBLEM TO BE SOLVED: To restrain an offset load, which affects a press device, to the minimum when a bevel gear is molded by four forging processes. SOLUTION: A press device 3 is provided with the first processing unit U1 to carry out a crash operation, the second processing unit U2 to carry out a rough finish operation, the third processing unit U3 to carry out a tooth profile molding operation and the fourth processing unit U4 to carry out a piercing operation in a given pitch. Each of the processing units U1 -U4 molds a bevel gear by forging a work with a cooperation of the four bottom dies respectively installed to a common fixed base 4, and the four upper dies installed to a common elevating base 5 to be driven upwards/downwards by a driving source. Since a tooth profile mold processing, a molding load of which is the largest, is carried out at the third processing unit U3 near the center line CL of the press device 3, lowering of the processing accuracy, processing efficiency and the durability and the like can be avoided by restraining the generation of the offset load to the minimum.
Patent JP-H05183855-A (JP)
Title: Camcorder
Inventor: SHIONO TORU
IPC: H04N5/7826
Filed: 1991-12-28
Abstract: PURPOSE:To reduce the power consumption by supplying no electric power to an image pickup system in a stand-by state by turning ON a recording switch after turning ON a main switch. CONSTITUTION:When a user turns ON the main switch 11A at a point t1 of the time, a power source supplies electric power S1, but only a control circuit 12 is placed in operation in this state and the electric power is supplied to none of other circuit parts such as the stop device of an optical system 16, an automatic focusing device, a camera signal processing circuit 18, a VTR signal processing circuit 19, a recording amplifier circuit 21, a system control circuit 13, and a servo circuit 14. The user, however, can see a subject image to be picked up through an optical viewfinder 15 even in this stand-by state corresponding to an angle of actual photography. Then the recording switch 11B is turned ON at a point t2 of the time and all the circuit parts following the circuit 12 are supplied with the electric power to start recording operation.
Patent JP-2000183007-A (JP)
Title: Substrate-processing device
Inventor: FUJINE OSAMU
IPC: H01L21/304
Filed: 1998-12-18
Abstract: PROBLEM TO BE SOLVED: To enable ultrasonic waves irradiated from below to effectively function in an inner bath which is related to a down-flow type substrate processing device. SOLUTION: With outer baths 40 and 40 provided on both sides of inner bath 30 where a substrate to be processed is housed, a process liquid 20 supplied into the inner bath 30 from the outer baths 40 and 40 is discharged downward to form a downflow in the inner bath 30. A liquid discharge opening comprising a dispersion plate 34 is provided on both side parts of a bottom plate 33 of the inner bath 30, so that a dispersion plate is eliminated from a central part of the bottom plate 33, making that part being single. Thus the ultrasonic waves irradiated to the central part of the bottom plate 33 by a megasonic 80 acts effectively on the substrate 10 in the inner bath 30.
Patent JP-2000175508-A (JP)
Title: Rotary tilling device
Inventor: AIZAWA RYOICHI
IPC: A01B33/10
Filed: 1998-12-18
Abstract: PROBLEM TO BE SOLVED: To provide a rotary tilling device hardly causing the coiling of a long rush on a tilling shaft by installing helical blades at specific positions of the tilling shaft on which the tilling tines are arranged. SOLUTION: Helical blades 4 and 5 for pushing and gathering tilled soil to the center tilling part 3 between right and left side parts of a tilling shaft 2 on which tilling tines 1 are arranged are installed in the right and left side parts thereof. As the result, the straw waste pushed and gathered by the helical blades 4 and 5 to the center tilling part 3 is buried in the tilled soil by the rotary tilling action of the tilling tine 1 at the center tilling part 3, and the coiling amount of the straw waste or the like on the tilling shaft part 2, and the amount present on the surface of the ground are reduced.
Patent JP-2000176306-A (JP)
Title: Method for recovering oil by magnetic separation and magnetic body for oil recovery
Inventor: SUGIYAMA KAZUHIKO
IPC: E02B15/10
Filed: 1998-12-18
Abstract: PROBLEM TO BE SOLVED: To efficiently recover oil floating on water surface. SOLUTION: Heavy oil 2 floating on sea water 1 is recovered by dispersing a magnetic body 3, and magnetically separated by a recovery apparatus 5 mounted on a recovery ship 4. The magnetic body 3 is provided with heightened affinity for the heavy oil 2 by coating the surface of a fine particle of magnetite 10 with a hydrophobic coating of stearic acid 11. The magnetic attractive force of the recovery apparatus 5 to the magnetite 10 affects also the heavy oil 2 through the stearic acid 11, and sea water 1 and the heavy oil 2 are efficiently separated by magnetic force.
Patent JP-H11243165-A (JP)
Title: Semiconductor device
Inventor: YOKOYAMA TAKAAKI
IPC: H01L29/861
Filed: 1998-12-22
Abstract: PROBLEM TO BE SOLVED: To prevent a semiconductor device from deteriorating in electrical properties when it is used in a severe environment, where a thermal shock is repeatedly applied to it many times. SOLUTION: A semiconductor device is equipped with a support electrode 2 formed of metal which is mainly composed of copper and equipped with a recess 2a, a lead electrode 3, a semiconductor chip 1 fixed between the base 2b of the recess 2a provided to the support electrode 2 and the lead electrode 3, and a protective resin filled into the recess 2a covering the semiconductor chip 1. The protective resin is composed of a first, protective resin 7, which covers the side 1a of the semiconductor chip 1 and a second protective resin 8 which covers the first, protective resin 7, the lower part of the lead electrode 3, and the base 2b of the recess 2a of the support electrode 2. The second protective resin 8 substantially is equal to the support electrode 2 in linear expansion coefficient.
Patent JP-2001182177-A (JP)
Title: Composite sealing material for concrete product
Inventor: TANAKA KUNIO
IPC: B65D90/08
Filed: 1999-12-24
Abstract: PROBLEM TO BE SOLVED: To provide a composite sealing material for concrete products, which retains part of the original shape thereof, even if compressive force continuously acts thereon over a long period of time can be restored, and can exhibit sealing function over a long period of time. SOLUTION: This composite sealing material is interposed between mutually opposed surfaces to be sealed of the respective two concrete products, and seals the surfaces to be sealed by compressive deformation. Only both end corners of one of sealing surfaces 1 of the sealing material, which is brought into close contact with either of the surfaces to be sealed, are formed into rigid portions 2 which are molded of a solid rubber, and the other portion of the sealing material is formed into a compressive deformation portion 3, which is molded of a sponge rubber.