baber/WOPTO huggingface dataset:
Patent JP-S58184913-A (JP)
Title: Inverted telephoto ultrawide-angle lens
Inventor: OKAZAKI MASAYOSHI
IPC: G02B13/04
Filed: 1982-04-23
Abstract: PURPOSE:To make a lens system compact, by using negative meniscus lenses, whose convexes are directed to the object field, as the first, the second, and the fourth lenses and using positive lenses as the third, the fifth, and the seventh lenses and using a positive double compound lens as the sixth lens and arranging a stop between the fifth lens and the sixth lens. CONSTITUTION:The first, the second, and the fourth lenses are negative meniscus lenses whose convexes are directed to the object field, and the third, the fifth, and the seventh lenses are positive lenses, and the sixth lens is a positive double compound lens, and the stop is arranged between the fifth lens and the sixth lens, and various conditions of these lenses as follows; 2f<¦f1,2¦<4f, f1,2<0, 3f<f3<7f, f<¦f1,2,3,4¦<2f, ¦f1,2,3,4,5¦>5f, f6>f7, 0.2f<d12<1.2f (f, fi, f1,2,3-i, and (d) are the resultant focal length of the whole of the system, the focal length of the i-th lens, the resultant focal length from the first lens to the i-th lens, and the axial vertex interval of respective refracting faces respectively). By this constitution, an overall length B2 of lenses is <=32mm., and the shape of a barrel frame has a straight external form, and an outside diameter of the barrel frame in the front part is 40mm.; and thus, the lens system is made miniaturized.
Patent JP-S59191736-A (JP)
Title: Production of adhesively bondable fluorocarbon resin structure
Inventor: KENDOU YASUO
IPC: C08J7/04
Filed: 1983-04-15
Abstract: PURPOSE:To obtain an adhesively bondable fluorocarbon resin structure excellent in bonding strength, by scattering fine filler powder uniformly on the surface of a fluorocarbon resin base, embedding the powder in the base by application of heat and pressure and subjecting the surface to a sputter-etching treatment. CONSTITUTION:Filler powder with an average particle diameter <=10mu, e.g., aluminum oxide or calcium silicate, is uniformly scattered on the surface of a fluorocarbon resin base 15, such as polytetrafluoroethylene base. The filler powder is embedded in the base by application of heat and pressure, and this base is placed on an electrode 4 in the vacuum vessel 2 of a sputter-etching apparatus in such a position that the surface in which the filler powder is embedded is opposite to the counter electrode 10. A high-frequency voltage is applied between the electrode 4 and the counter electrode 10 in an atmosphere of, e.g., argon and the surface in which the filler powder is embedded is subjected to a sputter-etching treatment to obtain the purpose adhesively bondable fluorocarbon resin structure.
Patent JP-H02249432-A (JP)
Title: Pet bathtub box
Inventor: HANAJIMA KAZUO
IPC: A01K13/00
Filed: 1989-03-22
Abstract: PURPOSE:To obtain a pet bathtub box capable of automatically washing the body of a pet without fouling surroundings by opening a neck poking hole on the front surface of the bathtub box to as to poke the head of the pet to the outside and providing an openable and closable type lid. CONSTITUTION:The objective pet bathtub box 1, provided with an openable and closable type lid 2, a neck poking hole 5 bisected in opening the above- mentioned lid 2, a warm water supply port 7, showers 3, further blowoff ports 4 for a jetting bubbles from an ultrasonic bubble producer and a flow port 8 for discharging water after use so as to feed warm air from a blowing port 6 to the blowoff ports 4. Warm water is placed in the above-mentioned bathtub box to the neck poking hole 5 and an adequate amount of a shampoo is placed therein to automatically wash the body and legs of the pet. Water is then discharged to dry the body of the pet with the warm air.
Patent JP-H08258089-A (JP)
Title: Mold and apparatus for reactive injection molding
Inventor: NAKATANI YOSHITAKA
IPC: B29C45/00
Filed: 1995-03-27
Abstract: PURPOSE: To obtain a molded product free from thickness irregularity or voids by reactive injection molding without requiring a conventional large-sized tiltable press machine. CONSTITUTION: A mold 1 for reactive injection molding consists of a pair of molds wherein a cavity 13 molding a molded product is formed between the molding surfaces of the molds at the time of mold clamping and has the runner 14 communicating with the cavity 13. In a mold clamping state, the parts having, the molding surfaces forming the cavity of the molds are made freely revolvable with respect to the mold main body and the revolving parts 112, 122 are made freely revolvable so that the cavity 13 is inclined with respect to a horizontal surface in such a state that the region provided with the runner 13 is turned downwardly by a rack/pinion mechanism.
Patent JP-H11257132-A (JP)
Title: Intake a/f controller of multiple cylinder engine in outboard engine
Inventor: YOSHIDA HIROYUKI
IPC: F02B61/04
Filed: 1998-03-17
Abstract: PROBLEM TO BE SOLVED: To uniformly control the intake A/F of each cylinder of an engine by a single duty control valve, in an outboard engine provided with a multiple cylinder engine. SOLUTION: In an outboard engine, a longitudinal multiple cylinder engine is arranged with its cylinder head facing toward the rear part of a hull, and a plurality of carburetors 33 for individually supplying air-fuel mixture to a plurality of cylinders are arranged in the vertical direction and attached to the engine E. A common duty control valve 68 is connected to respective air bleed chambers 64 of a plurality of carburetors 33 through a distribution tube 66, and a surge tank 67 is interposed in a passage for connecting the distribution tube 66 and the duty control valve 68 to each other.
Patent JP-S60211927-A (JP)
Title: Method for formation of pattern
Inventor: HIRAI YUTAKA
IPC: H01L21/312
Filed: 1984-04-06
Abstract: PURPOSE:To enable to control the two dimensional arrangement of a monomolecular film or a monomolecular accumulated film by a method wherein, after X-rays have been scanned on the surface of a base in the oxidizing gas atmosphere, the monomolecular film or the monomolecular accumulated film is formed, and a pattern is formed thereon. CONSTITUTION:A monomolecular accumulated film 1-2 of arachidic acid is formed on the surface of an Si (100) substrate and the like of 1-1 by performing an LB method, and a base is formed. Then, oxygen is introduced, and X-rays are scanned on the surface of a base through a mask. The hydrophobic group part of arachidic acid of a scanned part 1-4 is modified, and a pattern is formed. Then, a monomolecular accumulated film is formed by performing an LB method using the chloroform solution of stearic acid. The monomolecular accumulated film 1-5 is not formed on a modified part 1-4, and it is formed on a non- modified part 1-3 only in accordance with a pattern.
Patent JP-H01239984-A (JP)
Title: Semiconductor laser diode and its manufacture
Inventor: MIYAZAWA TAKEO
IPC: H01S5/183
Filed: 1988-03-22
Abstract: PURPOSE:To form a double heterostructure and a buried layer at the same time by a method wherein a polycrystalline semiconductor layer and an epitaxial semiconductor layer are formed individually on a first and second regions where epitaxial growth is hard to execute and can be executed. CONSTITUTION:An SiO2 film 11 is deposited on an Si-doped GaAs substrate; this film is etched to be a stripe shape and removed. A quantum well laser structure 12 is made on this substrate by an MBE method. By the MBE growth method, the laser structure 12 is made in a part where the SiO2 film 11 has been removed and polycrystal is formed on SiO2. A laser structure is composed of the following as enumerated from the side of the substrate: an Si-doped GaAs buffer layer 14; an Si-doped Al0.4Ga0.6As clad layer 15; an undoped Al0.15 Ga0.85As optical waveguide layer 17; an undoped GaAs/Al0.15Ga0.85As multi- quantum well active layer 16; the undoped Al0.15Ga0.85As optical waveguide layer 17; a Ba-doped Al0.4Ga0.6As clad layer 18; a Be-doped cap layer 19. A Cr-Au p-contact 20 and an AuGeNi n-contact 21 are formed; a specimen is cleaved; and an end face is formed.
Patent JP-H10271411-A (JP)
Title: Automatic beam current limiter circuit
Inventor: SATO HIROAKI
IPC: H04N5/59
Filed: 1997-03-21
Abstract: PROBLEM TO BE SOLVED: To enable increase in amplitude/band of CRT cathode drive and a beam current limitation without disturbing the linearity of picture luminance by performing the operation of squaring/integration to RGB primary color signals on the preceding stage of video output amplifier. SOLUTION: For example, the B signal is branched on the preceding stage of video output amplifier 2, inputted to an automatic beam current limitation detection and operation circuit 3 and turned to a DC voltage signal by clamping at a clamp circuit 11, squaring operation at an analog multiplier 12 and further integration at an integration circuit 13. The DC voltage signal is compared with a reference comparative voltage Vref by a voltage comparator circuit 5. When the DC voltage signal is higher, a Tr 3 is turned on, currents flow to R1 and R2, a contrast control voltage is lowered, the gain of contrast control circuit 1 is decreased, and a beam current is limited. Thus, the beam current limitation is performed by sampling the RGB primary color signals on the preceding stage of video output amplifier.
Patent JP-H08259341-A (JP)
Title: Ceramic-metal joined body and its production
Inventor: MATSUKI RYUICHI
IPC: C04B37/02
Filed: 1995-03-27
Abstract: PURPOSE: To obtain a joined body controlled in deforming amount of ceramic and free from occurrence of crack by relaxing heat stress by each carrying out specific treatment after or before joining in providing a joined body of ceramic with an iron-based metal body. CONSTITUTION: This joined body of ceramic (e.g. silicon nitride) with an iron- based metal body (e.g. carbon steel S20C) is obtained by carburizing the surface of the iron-based metal body before joining and cooling the metal body at 1-100 deg.C/sec under conditions preventing transformation of pearlite of the iron- based metal body after joining, preferably in the neighborhood of starting temperature of pearlite transformation and constituting the iron-based metal body so as to have one or more structures comprising martensite structure produced from supercooled austenite and/or other supercooled structure and relaxing heat stress generated in ceramic and the iron-based metal body by volume expansion in transformation.
Patent JP-H06295910-A (JP)
Title: Ic element and connection of wiring in ic element
Inventor: YAMAGUCHI HIROSHI
IPC: H01L21/3205
Filed: 1993-03-26
Abstract: PURPOSE:To provide an IC element made to complete by a method, wherein after a chip, not normally actuated as a whole, is manufactured in a semiconductor integrated circuit (Hereafter, the circuit is called an IC.) having a multilayer wiring layer, such as an LSI, a lower layer wiring in the interior of the chip is connected with an upper layer wiring without causing short circuit between the wirings to perform debug, correction, a failure analysis and the like and the whole chip is normally actuated, and a method of connecting the wirings in the IC element. CONSTITUTION:An IC element is provided with a fine hole bored in a place, where a lower layer wiring 81 is connected, with a focussed energy beam so as to expose the lower layer wiring 81 to be connected to an upper layer insulating film 60, an insulating film 83 being at least applied on an upper layer wiring 80 having its end parts exposed in the fine hole and a metal wiring part 85 formed by filling the hole with a metal precipitated by an energy beam induction CVD method so that the wiring part 85 is connected with the wirings in the hole. The wiring 81 is electrically connected with the wiring 80 by the wiring part 85 in a state that it is made to insulate from the wiring 80 by the film 83 and is led to the surface insulating film 60.
Patent JP-2000156582-A (JP)
Title: Heat sink
Inventor: KATSUI TADASHI
IPC: H05K7/20
Filed: 1999-03-15
Abstract: PROBLEM TO BE SOLVED: To perform effective cooling without lowering the mounting efficiency by providing a fan assembly having a drive section in the heat sink body and vanes secured to the rotary shaft thereof. SOLUTION: A heat sink H is provided with a fan assembly 2 for air cooling the heat sink body 1. The fan assembly 2 comprises a drive section 2b, e.g. a motor, disposed in the center, and the vanes 2a of a fan secured to the rotary shaft of the drive section 2b and contained in a recess 30 for containing fan. A sub-assembly may be fixed to a cover member or a base member and the stator part of the drive section 2b may be formed integrally with the base member. Air may be supplied to the base member side or sucked from the air duct 5 side. Since the fan assembly 2 is built in the heat sink H, effective cooling can be effected with a limited space.
Patent JP-H02247065-A (JP)
Title: Method and apparatus for manufacturing double layered pipe
Inventor: TSUCHIDA KOJI
IPC: B22D19/00
Filed: 1989-03-20
Abstract: PURPOSE:To efficiently manufacture a double layered pipe having long length and small diameter by concentrically inserting a pipe into a mold hole, plugging lower part of an annular space formed between the pipe and the mold hole and drawing out the pipe downward while pouring molten metal into the annular space. CONSTITUTION:The pipe 6 is inserted into the mold hole 11 in a cooling mold 1, and the lower end of the pipe 6 is positioned in the mold hole 11, and the lower part of the annular space 14 formed between the pipe 6 and the mold hole 11 is plugged with a covering member 91 and the molten metal is poured into the annular space 14. The heat of molten metal is conducted to the cooling mold 1, and the molten metal is solidified to form solidified layer 7 of the molten metal on outer surface of the pipe. The outer surface of the pipe 6 is shallowly melted with high temp. of the molten metal and as this is solidified as partially melting together with the molten metal, the solidified layer 7 of the molten metal and the pipe 6 are firmly combined. By continuously pouring the molten metal into the mold hole 11 while shifting the pipe 6 downward as balancing with the solidified velocity of the molten metal, the solidified layer 7 of the molten metal is continuously formed on the outer surface of the pipe 6. By this method, the double layered pipes formed the inner layer with the pipe 6 and the outer layer the molten metal solidified layer 7 can be continuously manufactured.
Patent JP-S59193469-A (JP)
Title: Image forming device
Inventor: TOMIMORI KIYOSHI
IPC: G03G15/00
Filed: 1983-04-18
Abstract: PURPOSE:To enable miniaturization by ejecting the sheet on which an image is to be transferred or feeding it to a feeder by the forward or reverse rotation of a roller selectively rotatable in both directions by a controller. CONSTITUTION:The first detector 31, a register roller 61, and the second detector 62 are installed along the conveyance direction of a transfer paper A on the way of the first conveyance path 30. A reverse rotation roller 33, a suction belt 34, a fixing device 35, a path gate 36, the third detector 37, a forward and reversely rotatable roller 38, a guide member 39, etc. are successively installed along the conveyance direction of the transfer paper A on the second conveyance path 32 for conveying image transferred papers A. When images are formed on both sides, the fourth detector 41, and a position adjusting mechanism 42 are installed on the third conveyance path 40 as the second feeder for conveying a one side image transferred paper.
Patent JP-S59193640-A (JP)
Title: Bunching random access transmitter
Inventor: NAMIKI JIYUNJI
IPC: H04W28/00
Filed: 1983-04-18
Abstract: PURPOSE:To secure an idle channel by using a channel designated by a channel control circut to allow each transmitter to transmit a signal thereby concentrating all accessed signals to a part of channel groups in a prescribed congestion state and generating the idle channel. CONSTITUTION:A receiving channel selecting circuit 4 transmits an own packet signal at the j-th channel to which the circuit belongs, to a congestion detector 1 among time division signals inputted from a terminal 102. Then, the detector 1 observes the probability of collision of signals, channel traffic and delay or the like to detect the congestion of the j-th channel being accessed at present and transmits a detecting signal to a channel control circuit 2. On the other band, a transmission packet signal applied to a terminal 100 is stored temporarily in a transmission buffer 5, then the signal is applied to a transmission channel selecting circuit 3 and the circuit 3 transmits the own packet signal at the #j-th channel from the terminal 101 under the control of the circuit 2. Thus, an idle channel is provided exclusively to a large traffic station by means of the decentralized type channel control.
Patent JP-H03269406-A (JP)
Title: Drive controller for microscope stage
Inventor: OSAWA AKIRA
IPC: G02B21/26
Filed: 1990-03-20
Abstract: PURPOSE:To rapidly and exactly position a stage to a target position by detecting the operating speed of an operating section and switching between a constant speed mode which drives the stage at a specified speed according to an operating state and an operation speed control mode which drives the stage at the speed proportional to the operating speed. CONSTITUTION:The operating section is constituted of a volume 1 which divides down positive and negative voltages. The output voltages thereof are supplied to a differentiation circuit 3, a direction discrimination circuit 4 and a window comparator 5. The operating speed signal is obtd. from the output voltage which is the manipulated variable of the volume 1 in the differentiating circuit 3 and is supplied to an analog switch 7. The rotating direction of the volume 1 is detected in the direction discrimination circuit 4 and the driving direction signal is supplied according to this direction to a motor driver 8. The analog switch 7 outputs the driving speed signal in accordance with the control signal from the window comparator 5. The motor 2 is driven in accordance with this driving speed signal and the driving direction signal from the direction discriminating circuit 4, by which the microscope stage is moved in the optical axis direction of an objective lens.
Patent JP-H03271314-A (JP)
Title: Method for melting stainless steel
Inventor: KISHIMOTO YASUO
IPC: C21C5/28
Filed: 1990-03-20
Abstract: PURPOSE:To produce a stainless steel at a low cost by specifying blowing condition of oxygen from a lance at the time of oxygen-blowing with the top blowing lance after adding scrap of the stainless steel, Cr ore and carbonaceous material into molten iron in a top and bottom combined blowing converter. CONSTITUTION:The molten iron 3 subjected to pre-dephosphorizing and desulfurizing refining, is charged into the converter 1 providing an oxygen top blowing lance 2 and bottom blowing tuyeres 5, and by blowing the oxygen-containing gas from the tuyeres 5, the molten iron 3 is stirred and also the scrap of stainless steel, Cr ore and carbonaceous material of reducing agent are added and the scrap is melted under high temp. caused by combustion of the carbonaceous material with the oxygen blowing from the top blowing lance 2, and Cr2O3 and FeO in the Cr ore are reduced with the carbonaceous material to produce the high carbon molten stainless steel. In this case, at the time of using (n) for the number of oxygen injection nozzles at tip part of the lance 2, (d) for nozzle diameter (mm), Fo2 for O2 gas flowing rate (Nm<3>/min), L for distance between the tip part of lance and the molten metal 3 (mm) and (t) for thickness of molten slag 4 (mm), this operation is executed under the condition of satisfying the inequalities (1)-(3). Raw material of the stainless steel is melted with excellent heat efficiency and little dust developing ratio and further, by executing decarbonizing refining, the low carbon stainless steel can be produced at a low cost.
Patent JP-2000265184-A (JP)
Title: Stable feeder of city gas
Inventor: KOJIMA YOSHIICHI
IPC: F17D1/04
Filed: 1999-03-15
Abstract: PROBLEM TO BE SOLVED: To provide a stable feeder of city gas in which stable feed and efficient operation of facility are compatible by ensuring cooperation between a production plant and a feed center and ensuring cooperation between plural production plants. SOLUTION: This stable feeder of city gas has a main controller 40 for carrying out control of feed amount of city gas to plant facility of individual plant and an integrated operation control system 100 for allocating gas amount fed to city gas piping network to individual plant and controlling the gas amount.
Patent JP-H06282816-A (JP)
Title: Magnetic head
Inventor: AOTO TAKANORI
IPC: G11B5/187
Filed: 1993-03-26
Abstract: PURPOSE:To make the best use of material characteristics by preparing a composite type magnetic head by using single-crystal ferrite for a sliding part of a magnetic recording medium and polycrystalline ferrite for a part constructing a rear magnetic circuit part, and by inclining an interface of junction of a single crystal and a polycrystal to the tangential direction of a sliding surface at the position of a magnetic gap. CONSTITUTION:A coil winding groove 3 having a virtually U-shaped section is formed in a butting face of one half body 1 of a magnetic core and the depth (d) of a magnetic gap (g) is regulated by a slant 3a on the side of a sliding surface 4 coming into slide contact with a magnetic recording medium. Winding guide grooves 5 and 6 are formed in the respective lateral wall surfaces in the sliding direction of cores 1 and 2 and a desired curvature R is given to the sliding surface 4. In this constitution, a sliding part is constituted of single-crystal ferrite 7 and 8 having a high saturation magnetic flux density in order to cope with the magnetic recording medium of high magneto-resistivity, while a rear magnetic circuit part except a part near the sliding surface 4 is constituted of polycrystalline ferrite 9 and 10 in order to increase an average permeability of the whole of a head.
Patent JP-H06280243-A (JP)
Title: Automatic water supply device
Inventor: YOKOYAMA IKUO
IPC: A01G27/00
Filed: 1993-03-26
Abstract: PURPOSE:To wash away foreign matters in fluid by a back current and to make it possible to set upper and lower limited water levels by a simple water level sensor. CONSTITUTION:A valve body 12 connected to a diaphragm 13 is provided to a valve room 5 of a main body 1, and a primary pressure room 19 is formed on the opposite side of the valve body 12 of the diaphragm. An inlet channel 3 is connected to the primary pressure room 19 with a water conduit 36 through an air releasing valve 43, and the air releasing valve 43 is controlled by a water level sensor 37. A piston type reverse washing device 20 is provided to a position capable of draining water flowing backward from an inlet channel side opening section 46. When the water level sensor 37 detects the upper limited water level, the air releasing valve 43 is closed, fluid flows into the primary pressure room 19, the valve body 12 is closed with pressure thereof, and water supply is stopped. When the lower limited water level is detected, the air releasing valve 43 is opened, the valve body 12 is so opened that the fluid is not made to flow into the primary pressure room, and water supply is started. The piston type reverse washing device 20 is operated to iliminate foreign matters in a pipe line.