baber/WOPTO huggingface dataset:
Patent JP-H01160730-A (JP)
Title: Changing over device for driving power transmission route of automobile
Inventor: HIRAKAWA SATOSHI
IPC: F16H48/30
Filed: 1987-12-16
Abstract: PURPOSE:To make it possible to change over a driving power transmission route by making a distance between an application point of force acting onto a cam follower and the shaft of a change drum differ in the peripheral direction of the change drum. CONSTITUTION:Using a cam follower 74 formed of a large diameter part 80 and a small diameter part 81, a groove 73 provided on the periphery of a change drum 72 is formed to have a small diameter part 73b to produce a difference in level on an inner wall 73a on one side in a portion where the cam follower 74 is pressed against when two wheel drive and four wheel drive locked states are mutually changed, and a rectangle cross section in the other side, and a distance between the application point of changing over force applied to the cam follower 74 and the shaft of the change drum 72 can therefore be changed by the groove 73.
Patent JP-H07212214-A (JP)
Title: Bicmos output stage
Inventor: DABOO SAMANI
IPC: H03K19/08
Filed: 1994-12-21
Abstract: PURPOSE: To provide a pull-up circuit having a pull-up rising time equivalent to a pull-down falling time without depending on a high performance NPN bi-polar transistor. CONSTITUTION: An output stage includes a pull-up circuit 28 and pull-down circuits 18' and 12, and the pull-up circuit 28 includes an NPN bipolar transistor, a P-MOS transistor connected in parallel with the bipolar transistor, a first CMOS invertor which receives an input signal and controls the P-MOS transistor, and a second CMOS invertor which receives the output and controls the bipolar transistor. The pull-down circuits 12 and 18' includes an N-MOS transistor a, second NPN bipolar transistor connected in parallel with the N-MOS transistor, a control circuit 12 which switches on the second NPN bipolar transistor, and a third invertor 24 whose input is connected with an output terminal, and whose output controls the N-MOS transistor, and which applies a signal to the control circuit 12, and switches the second NPN bipolar transistor off.
Patent JP-H09206980-A (JP)
Title: Formation of aluminum heat exchanger soldered with hard solder
Inventor: BERUNTO DOUDA
IPC: B32B15/01
Filed: 1996-11-28
Abstract: PROBLEM TO BE SOLVED: To form an aluminum heat exchanger soldered with a hard solder unnecessitating a fusing mixture on the inner side of flat pipes by providing Al-Si base plating and 0.2-1.5% Mg additive on both sides of turbulent flow inserting pieces. SOLUTION: Turbulent flow inserting pieces 3 are provided in hollow chambers 2 inside flat pipes 1 composed of Al-Mn-Cu alloy, and plating, the layer thickness of which is equivalent to about 10% of the pipe wall thickness (a) of flat pipes 1, is applied on the outer side 1a of flat pipes 1. This solder plating layer is formed on the base of Al-Si, and the inner side of flat pipes 1 i.e., the side demarcating an inner space 2 is made to be blank. The turbulent flow inserting pieces 3 are also composed of Al-Mg-Cu alloy, both sides of which are provided with Al-Si base plating and 0.2-1.5% additive, integrated as the heat exchanger, thereafter a fusing mixture is fed to the outer wall having a layer 4, and soldered in a soldering furnace.  The fusing mixture is unnecessitated to provide on the inner side of flat pipes 1, and the aluminum heat exchanger soldered with the hard solder is formed.
Patent JP-H11155089-A (JP)
Title: Shoulder pad for video camera
Inventor: TSUNEKAWA EIJI
IPC: G11B33/06
Filed: 1997-11-19
Abstract: PROBLEM TO BE SOLVED: To provide a shoulder pad for a video camera which a shoulder pad hardly slips when a video camera is carried on the shoulder, further, fitting property is improved, durability can be improved and respective components can be separated for reusing. SOLUTION: This shoulder pad is composed of a cover 3 formed in the shape of a shoulder pad while having flexibility and durability so as not to slip on an outer surface, a cushion 4 composed of soft foamed urethane resins formed in the shape of the shoulder pad is housed from an opening part 6 on the cover 3, lower skeleton plates 10 and 11 separated to two front and rear plates are housed on the rear side of the opening part on the cover 3, an upper skeleton plate 12 is screwed from the upside to these lower skeleton plates 10 and 11 so that the cover 3 can be held and fixed, and the upper skeleton plate 12 is fixed on a main body part 1 of the video camera by screws 15.
Patent JP-H05132995-A (JP)
Title: Joining method for sewerage pipe to ready-set pipe
Inventor: MORI IWAHIKO
IPC: E03F3/06
Filed: 1991-11-06
Abstract: PURPOSE:To enable a work executing place to be secured in good order by enabling draining to be performed at the work executing place for a ready-set sewerage pipe or the repairing place of a man-hole, in good order without using a drain pump or the like. CONSTITUTION:On the jointing work of a ready-set sewerage main-pipe 2 and a man-hole 1 and a newly-set sewerage pipe 4, the axis of the ready-set sewerage main-pipe 2 is provided with a bypass pipe 8 to be turned to the one side of left or right. The residual sections of the ready-set sewerage pipe 2 are closed with cut-off plates 5a, 5b, and sections between the respective outer peripheral sections of the bypass pipe 8 and the cut-off plates 5a, 5b and the internal wall of the ready-set sewerage main-pipe 2 are sealed with air tubes 6. Then, to the ready-set sewerage main-pipe 2 at a position between the two cut-off plates, the newly-set sewerage pipe 4 is jointed.
Patent JP-H08176351-A (JP)
Title: Softener for tire tread rubber and rubber composition for tire tread containing the same softener blended therein
Inventor: KIKAWA HITOSHI
IPC: B60C1/00
Filed: 1994-12-21
Abstract: PURPOSE: To obtain a softener for tire tread rubber, containing a dimer acid or its esterified substance having a specific structure and capable of enhancing gripping performances at low temperatures and maintaining the gripping performances on dry and wet road surfaces good. CONSTITUTION: This softener contains a compound selected from a dimer acid and its esterified substance of formulas I to III [R<1> and R<2> are each H or a 1-12C alkyl; (m), (n), (p), (q), (m'), (n'), (p') and (q') are each 0 or >=1; (m+n) is 11-13; (p+q) is 13-15; (m'+n') is 10-12; (p'+q') is 10-12]. The dimer acid and its esterified substance are usually obtained by polymerizing a higher unsaturated fatty acid such as oleic acid or its ester. A solid acid catalyst such as a montmorillonitic activated clay is preferred as a polymerization catalyst and preferably used in 2-8% catalytic amount based on the polymerization raw material. The reaction is preferably carried out at 230-250 deg.C under 2-10atm. Furthermore, the softener is preferably blended in an amount of 10-30 pts.wt. based on 100 pts.wt. rubber raw material containing a diene-based rubber.
Patent JP-H07175627-A (JP)
Title: Icon display system
Inventor: KOBAYASHI TETSUO
IPC: G06F3/0481
Filed: 1993-12-20
Abstract: PURPOSE:To select an icon easily for a user by releasing the user from erroneous operations or trouble at the time of operations by using the display of a moving image for the image of the icon. CONSTITUTION:As a pointing device, a mouse 1 instructs the display position of the icon displayed on a display 2. An image storage device 4 preserves plural still pictures consisting of the moving image expressing the action for each icon. When the cursor of the mouse 1 comes onto the icon, as long as the cursor stays on that icon, an event managing part 31 of an icon processor 3 transmits a moving image display report until the user selects that icon by clicking the mouse 1. An image managing part 32 of the icon processor 3 successively and repeatedly reads the plural still pictures of that icon from the image storage device 4 corresponding to the icon as the object of the moving image display report and displays the moving image expressing the action of that icon on the display 2.
Patent JP-H10157656-A (JP)
Title: Hinge for trunk lid
Inventor: SUYAMA KOICHI
IPC: B62D25/12
Filed: 1996-11-29
Abstract: PROBLEM TO BE SOLVED: To provide a trunk lid hinge corresponding to a rear seat having a rearward inclinable rear seat without increasing cost. SOLUTION: In a trunk lid hinge arranged at a vehicle having a rear seat wherein a hinge piece 22 on the car body side and a hinge piece 25 on the trunk lid side are pivotally supported to each other and a seat back is rearward inclinable, a curve part 23 bent approximately in a U-shape is formed in a shape offset in the direction of the width of a car body. A part 23c situated in a lowermost position in a state to close the trunk lid of a curve part 23 is situated at the lower part of a virtual circle making contact with the back of the sea back centering around the inclination fulcrum of the seat back and below a virtual plane S making contact with the frontmost end point of the damper mount part of a rear wheel suspension device and extending the direction of the width of a car.  This constitution fully uses the width of the car body for setting of the mounting position of a hinge piece on the car body side and arranges the part, positioned in a lowermost level, of the curve part in a state to close the trunk lid in a position wherein the part does not interfere with the seat back during rearwardmost inclination.
Patent JP-H11142120-A (JP)
Title: Laminated film thickness measurement method for multi-layer epitaxial wafer
Inventor: SHIRAI HIROSHI
IPC: H01L21/336
Filed: 1997-11-04
Abstract: PROBLEM TO BE SOLVED: To provide an improved measurement method capable of nondestructively, accurately and surely measuring the respective epitaxial layer film thickness of a multi-layer epitaxial silicon wafer without contacting. SOLUTION: The respective layer film thickness of the multi-layer epitaxial wafer is measured by a far infrared reflection spectrum measurement process for measuring the infrared ray reflection spectrum of the multi-layer epitaxial wafer in the far infrared area of the wave number of less than 500 cm<-1> at least, the partial correcting processing process of reflection spectrum data for correcting spectrum data measured in the far infrared area of the wave number of less than 50 cm<-1> among the obtained reflection spectrums by using a predetermined weight factor whose numerical value is reduced corresponding to the reduction of a measurement wade number,  a data analysis processing process for frequency analyzing the partially corrected reflection spectral data by the maximum entropy method and a process for obtaining the film thickness of the respective epitaxial layers based on the analyzed spectrum.
Patent JP-H06148119-A (JP)
Title: Manufacture of gas sensor
Inventor: OKUMURA HIROKI
IPC: G01N27/12
Filed: 1992-11-04
Abstract: PURPOSE:To provide a gas sensor which is less in aging of heater resistance by providing a process to cover a heater with organic resin before a process to support a precious metal on a gas sensitive layer. CONSTITUTION:For example, first electrodes 2 and platinum heater 4 are formed and printed on an aluminum substrate 1 of 0.35mm in thickness beforehand by a screen printing method. A gas sensitive layer 3 of which main component is iron oxide is printed on it and, after drying, baked at a temperature of 800 deg.C for one hour. Next an organic vehicle 5 produced by dissolving ethyl cellulose with terpineol is printed on the heater 4 to cover the heater. A precious metal is held on the gas sensitive layer 3 by drying an element after it is dipped in a specified gold chloride acid solution and heat-treating it at a temperature of 600 deg.C in hydrogen air flow. Thus an organic resin which covers the heater is burned out and the precious metal is prevented from being supported by the heater.
Patent JP-H05155411-A (JP)
Title: Roller conveyor
Inventor: ONO TAKAYOSHI
IPC: B65G47/28
Filed: 1991-12-04
Abstract: PURPOSE:To obtain a roller conveyor which does not cause an operational error by storing cargos sequentially forward and backward with a clearance on a transfer route as if they are packed in the front section, preventing rotary force from acting on the cargo during storage, and making the predetermined section of the transfer route free. CONSTITUTION:A transfer route formed by many idler rollers 31 is divided into a plural number of zones A to N, and a transmission device 20 which contacts and is separated from the idler roller 31 in conjunction with a rotary drive device 34 is provided in each zone A to N. Also, solenoid valves 41 which operate based on the detection of presence of each zone A to N are provided between a fluid supply and discharge passage 40 which makes the transmission device 20 contact and be separated from and a fluid supply source 42. The predetermined section of transfer route is formed into a block Z consisting of a plural number of zones F to H, and a selector valve 53 which is operated by a manual operation section 32 is provided between the solenoid valves 41 and fluid supply source 42 in the block Z. Each transmission device 20 in the block Z is simultaneously separated by change-over of the selector valve 53 into the fluid discharge side.
Patent JP-H02165696-A (JP)
Title: Electronic part feeding apparatus and method for setting reel holder of the apparatus
Inventor: MURAI TOSHIAKI
IPC: B65H19/12
Filed: 1988-12-20
Abstract: PURPOSE:To make it possible to perform automatic supply by removing a vacant feeding reel holder, switching a reel holder for supply into a feeding position, and pulling and sending the leading end part of a tape on which electronic parts are mounted from the reel holder for supply. CONSTITUTION:Reel holders A which stores tape mounted electronic parts are stacked in the up and down direction in a reel stocker means B. The lower reel holder A'' is stopped and held at a feeding position by the stopper of a reel switching means C. The upper reel holder A' is used for supply. When the fact that the rear end part of the tape mounted electronic part is peeled from a sprocket is detected by a sensor, the reel holder A' at the supply position is lowered to the feeding position and stopped. The upper tape is peeled from the leading end part of the tape with the peeling guide of an upper tape peeling means and guided to a part between tape releasing rollers. The tape mounted electronic parts are sent out by the rotation of a rear sprocket. Thus the tape mounted electronic parts can by supplied continuously and automatically.
Patent JP-H01203410-A (JP)
Title: Polyethylene wax and its production
Inventor: HARUTOMUUTO RIYUKERU
IPC: C08F210/02
Filed: 1988-12-20
Abstract: PURPOSE: To economically obtain a polymer having high hardness and high crystallinity because of an exceedingly narrow molecular weight distribution with high yield by executing the polymerization of an ethylene in a state in which a small amt. of hydrogen is introduced therein in the presence of a catalyst comprising a specified metallocene/aluinoxane.  
     CONSTITUTION: Ethylene or ethylene and a 1-olefin of the formula RCH=CH 2  (R is a 1-12C chain alkyl) are (co) polymerized at 20 to 100°C under 0.5 to 64 bar under the conditions in which a catalyst composed of (A) a metallocene composed of a (substituted) cyclopentadienyl complex salt of Ti, Zr or Hf as transition metal component and (B) an aluminoxane of formula I or II [R 3  is a 1-6C alkyl; (n) is 2 to 40] as an initiator, and furthermore, hydrogen is introduced into the reaction system by 1 to 20 vol.% based on the ethylene to obtain the objective polymer in which the molecular weight is regulated to 2000 to 10000, the molecular weight distribution Mw/Mn is regulated to 2 to 10, the viscosity number is regulated to 20 to 60 cm 3 /g, the melting range is regulated to 129 to 130°C by a homopolymer and 120 to 126°C by a copolymer, the density is regulated to 0.93 to 0.97 g/cm 3 , and the bulk density is regulated to 200 to 400 g/dm 3 . 
     COPYRIGHT: (C)1989,JPO
Patent JP-H03179365-A (JP)
Title: Production of colored resin particle used for toner for electrostatic charge development
Inventor: HOSHINA TAKAYUKI
IPC: G03G9/09
Filed: 1989-12-07
Abstract: PURPOSE:To obtain the colored resin particles used as the toner for electrostatic charge development of a high image density by ultrasonically dispersing and dissolving a dye having a specific dissolving characteristic into an org. solvent varying in solubility parameter from resin particles, then dispersing the resin particles into the formed dye soln. CONSTITUTION:The dye having <=0.5 ratio [D1]/[D2] between the solubility [D1] of the dye into the org. solvent which does not dissolve the resin particles and the solubility [D2] of the dye into the org. solvent which dissolves the resin particles is used as the dye to be used for dyeing of the resin particles. The org. solvent which varies in the solubility parameter [SP value] of the org. solvent and the [SP value] of the resin particles to be used is used. The dye soln. is prepd. by adding the dye to this org. solvent and dispersing and dissolving the dye by irradiation with ultrasonic waves and thereafter, the resin particles are added to the formed dye soln. to color the resin particles. The colored resin particles to be used as the toner for the high-density images are obtd. in this way.
Patent JP-H0917993-A (JP)
Title: Ohmic electrode, manufacturing method thereof, semiconductor device and photoelectric integrated circuit
Inventor: MICHIGUCHI KENTARO
IPC: H01L27/14
Filed: 1995-12-08
Abstract: PROBLEM TO BE SOLVED: To reduce the contact resistance and elevate the reliability by comprising a Pt layer of less than specified thickness, contacted onto a compd. semiconductor contg. a p type InGaAs main component. SOLUTION: After washing the surface of a semi-insulative InP substrate 1 with acid, a compd. semiconductor 2 contg. a p type InGaAs main component is epitaxially grown thereon. On the semiconductor 2 the vapor of Pt is deposited to form a Pt layer 3 of 400 Angstrom or less thick. On this layer 3 the vapors of Ti, Pt and Au are deposited successively and annealed in an atmosphere of about 400 deg. C for one minute to form a Ti layer 41, Pt layer 42 and Au layer 43, thereby completing an Ohmic electrode 5. Thereby, the contact resistance can be made low to provide a high reliability product.
Patent JP-H10162421-A (JP)
Title: Optical head
Inventor: YOSHIZAWA TAKASHI
IPC: G11B7/135
Filed: 1996-11-29
Abstract: PROBLEM TO BE SOLVED: To provide an optical head capable of coping with various type optical disks and moreover realizing an optical disk device capable of miniaturization. SOLUTION: In the optical head, 1st and 2nd semiconductor lasers 11a and 11b are selectively energized to generate one of the 1st and 2nd laser beams having different wavelengths respectively, and the generated laser beam is guided to a common optical path by a polarizing beam splitter 200. The guided laser beam is focused on an optical disk by an objective lens, and the reflected light beam from the optical disk is detected by a detector. The 2nd laser beam is regulated in its beam diameter by a beam conversion optical element and is incident upon the polarizing beam splitter 200.
Patent JP-H10156647-A (JP)
Title: Piston pin mounting method and device therefor
Inventor: SUZUKI TAKAO
IPC: B23P19/02
Filed: 1996-11-29
Abstract: PROBLEM TO BE SOLVED: To mount a piston pin in a piston pin mounting hole easily and securely by inserting a cylindrical nozzle into the piston pin mounting hole, applying lubricating oil on a wall part which forms the piston pin mounting hole from the nozzle, displacing the nozzle, and pressing the piston pin. SOLUTION: When a nozzle part 690 lowers under the displacement action of a piston rod 656, lubricating oil is jetted from the nozzle part 690 and is applied on a wall part which forms piston pin mounting holes 1010a, 1010b. When the nozzle part 690 lowers furthermore, outer periphery of a piston pin 28 slides on contact faces 624, 645, and the piston pin 28 lowers and is inserted into the piston pin mounting hole 1010b on one side of a piston 22, a piston pin mounting hole 1022 of a connecting 24, and the piston pin mounting hole 1010a on the other side of the piston 22 in this order.
Patent JP-H04191702-A (JP)
Title: Refractive index distribution type lens array
Inventor: UOZU YOSHIHIRO
IPC: G02B3/00
Filed: 1990-11-27
Abstract: PURPOSE:To shorten hours of adhesive process and mass-produce at a low cost by closely arraying a large number of refractive index distribution type lens elements, adherring and integrating at least part of them, and using a reaction type acryl type adhesive material as an adhesive. CONSTITUTION:A desired refractive index distribution type lens array is manufactured by using a reaction type acryl adhesive, arraying refractive index distribution lens array substrates or refractive index distribution type lenses in one row or closely in several rows, applying the reaction type acryl adhesive on the fixed ones in a desired shape, and polymerically hardening refractive index distribution type lens elements in the state where they are sandwiched by the array substrates. In this case, polymerization temperature of the reaction type acryl adhesive is room temperature, and its pot life can be freely set by combination of contacts and the like and can be adjusted to working characteristics.
Patent JP-H07175476-A (JP)
Title: Effect setter for musical instrument
Inventor: SHIBATA NAOKI
IPC: G10H1/00
Filed: 1993-12-20
Abstract: PURPOSE:To enable dealing with individual musical instruments and providing a user with intuitive parameters by providing an effect setter with parts for calculating the parameters of individual effectors which are hardly understandable to the user from the differences in the acoustic characteristic quantities between reference signals and the musical instrument to be used and parts for measuring and storing the parameters necessary for the calculation. CONSTITUTION:A musical instrument reference comparison section 4 compares the characteristic quantities held by an extraction section 2 for the characteristic quantities of musical instrument tones and an input means 3 for the characteristic quantities of reference tones, respectively, and calculates and holds the differences therebetween. The differences are calculated only between the characteristic quantities common to both if the kinds of the characteristic quantities extracted by the extraction section 2 for the characteristic quantities of musical instrument tones and the kinds of the characteristic quantities obtd. by the input means 3 for the characteristic quantities of the reference tones fail to attain perfect coincidence. A difference-to-control parameter conversion section 5 receives the differences of the characteristic quantities of these musical instrument tones and the reference tones and converts the differences to the change quantities of the parameters. A means 6 for setting the control parameters sets the change rate of the parameters in the connected effector.