baber/WOPTO huggingface dataset:
Patent JP-H08203909-A (JP)
Title: Bump forming method of semiconductor device
Inventor: TSUKAHARA NORITO
IPC: H01L21/60
Filed: 1995-01-31
Abstract: PURPOSE: To form bumps together with plural electrodes of a semiconductor device while cutting down the tact time and improving the reliability upon the connection of the semiconductor device and a circuit substrate. CONSTITUTION: The title bump forming method of semiconductor device is composed of the following two steps i.e., the first step of feeding a molten metal 4 or a conductive paste 4 in a vessel 6a positioned above a semiconductor device 1 and provided with holes 7 opposite to respective electrodes 2 of the semiconductor device 1 and the second step of dripping the molten metal 4 or the conductive paste 4 from the holes 7 so as to simultaneously form bumps on respective electrodes 2.
Patent JP-H09208556-A (JP)
Title: Production of aminoester compound
Inventor: TATSUMA MASAHIKO
IPC: C07C315/04
Filed: 1996-01-30
Abstract: PROBLEM TO BE SOLVED: To obtain an aminoester compound in high yield without carrying out a complicated procedure, by reacting an amino-alcohol compound or its N-acetylated substance with sulfuric acid or fuming sulfuric acid in a specific solvent and distilling away water, etc. prepared as by-products together with the solvent. SOLUTION: An amino-alcohol compound of formula I (W1 is a 2 6C alkylene; R1 is H, a 1-4C alkyl, phenyl or W1 -SO2 CH2 CH2 OH) (shown as a free form) or its N-acetylated substance is reacted with sulfuric acid or fuming sulfuric acid in an organic solvent to be separated from water under normal pressure or reduced pressure and water or water and acetic acid are distilled away together with the organic solvent to give an aminoester compound of formula II [W2 is a 2-6C alkylene; R2 is H, an alkyl, phenyl or W2 -SO2 CH2 CH2 OY' (Y' is H or SO3 H); Y is shown as Y']. The aminoester compound is useful as an intermediate for a water-repellent and oil-repellent processing agent, a setting agent for silver halide photography, a surfactant, a dye, a medicine, an agrochemical, etc.
Patent JP-S57128569-A (JP)
Title: Printer
Inventor: FUTAMI TERUJI
IPC: B41J2/325
Filed: 1981-02-02
Abstract: PURPOSE:To save an ink film, by a method wherein, in case a blank part is spaced widely more than a given number of lines and the ink film is used wastefully, the ink film is separated together with a heating head so that it is prevented from making press contact with a paper. CONSTITUTION:In a heatsensitive transfer printer, if a print starting position for a paper 1a cut by a cutter 3 is conveyed to a position of a heat-sensitive head 11, the heatsensitive head 11 moves downward with a solenoid 4 being energized, and is brought into press contact with a platen roller 12 through an ink film 13 and a paper. A printing is conducted in a manner to bring the head and roller to press contact with each other, and when a printing is completed, the solenoid 4 is denergized, and the heatsensitive head and an ink film are separated from the paper and platen roller through the force of a spring 8. A paper, whereon a given printing is all completeld through repetion of the operations, is carried out by means of a conveying roller 6. This permits saving of the ink film used with printing.
Patent JP-H04248706-A (JP)
Title: Crystal oscillator
Inventor: MATSUMURA FUMIYOSHI
IPC: H01L21/822
Filed: 1991-02-05
Abstract: PURPOSE:To reduce number of components and to make the size small by forming a feedback constant of the crystal oscillator to be one chip. CONSTITUTION:A crystal oscillator X1 connects between input and output terminals of an inverter A1 and a feedback constant A2 comprising a resistor R1 and capacitors C1, C2 is connected between the input terminal and the output terminal. The resistor R1 and the capacitors C1, C2 are formed to be one chip by the thin film technology, and the feedback capacitor is used in common with the connection wire bonding pad 4 and the oscillating frequency is adjusted by cutting the bonding pad 4 by trimming.
Patent JP-S5297461-A (JP)
Title: Heat pipe connection body
Inventor: KIMURA MAKOTO
IPC: F28D15/02
Filed: 1976-02-12
Abstract: PURPOSE: To improve the heat conduction at the connection part of heat pipes and to enable , the effective heat transfer over an arbitrary long distance to be operated by connecting an optimum number of two kinds of heat pipes having simple constructions. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-S57129015-A (JP)
Title: Automatic waveform equalizing device
Inventor: ARAKI MASAHARU
IPC: H04L25/03
Filed: 1981-02-04
Abstract: PURPOSE:To remove an equalizing operation error in case when the equalization is impossible, by providing an equalization impossibility detecting circuit, and a circuit for setting all variable attenuators to an initial value by a controlling circuit of the variable attenuator in accordance with an equalization impossibility detecting signal from said detecting circuit. CONSTITUTION:When a carrier reproducing function is stopped in a carrier reproducing circuit 9, an equalization impossibility signal is generated from an equalization imoossibility detecting circuit 10, by which an initial value setting circuit 11 of a variable attenuator. Accordingly, all the variable attenuators are set to an initial value by a controlling circuit 8, and automatic control of the variable attenuator is stopped. As for the initial value, the variable attenuator 2 of a main signal having no direct relation to the equalizing operation is fixed to such attenuation quantity as outputs constant voltage, and as for other variable attenuators 3, 4, the attenuation quantity is set to the maximum and is cut off so that no echo signal is outputted. Also, when the equalization impossibility state is released, leading-in to equalization from said initial value is started, therefore, the equalizing operation is started.
Patent JP-H03219057-A (JP)
Title: Self-lubricating sintered sliding material and its production
Inventor: TAKAYAMA TAKEMORI
IPC: B22F5/00
Filed: 1990-01-24
Abstract: PURPOSE:To allow a retained austenite phase to precipitate and to improve the conformability of a sliding surface by subjecting a powder mixture of solid lubricant and ferrous sintering powder to compacting and to sintering, applying carburizing treatment to the resulting sintered compact, and then carrying out hardening. CONSTITUTION:A powder mixture is prepared by mixing 25-50vol.% of one or more solid lubricants, such as graphite, molybdenum disulfide, tungsten disulfide, and boron nitride of 0.05-1.0mm grain size and ferrous alloy powder. This powder mixture is compacted, and the resulting green compact is subjected to high temp. sintering in a nonoxidizing atmosphere. Nitriding or carbo-nitriding treatment is applied at >=600 deg.C to the resulting sintered compact or to this sintered compact infiltrated with coppery material. Subsequently, hardening is performed in oil, etc., by which the matrix structure of the sintered compact at ordinary temp. after hardening is formed into retained austenite phase of 3-95% by volume ratio. By this method, the conformability of the sliding surface can be improved, and superior seizure resistance and wear resistance can be obtained even if in the condition of high load and unbalanced load.
Patent JP-H09207767-A (JP)
Title: Dislocated cable receiver device for cable receiver
Inventor: KIDA KAZUHIRO
IPC: B61B12/02
Filed: 1996-01-30
Abstract: PROBLEM TO BE SOLVED: To restrain influence on a cable wire holding device in dislocation off a cable and influence on parts supporting the cable wire holding device. SOLUTION: This device constituted by setting a dislocated cable receiver roller 32 to receive a dislocated cable wire which is wheeled 13 or a cable holding part of cable holding device of a lift on a cable receiver free to revolve and providing a guide plate 43 to guide the cable holding part of the cable holding device of the cable wire or the left to the dislocated cable receiver roller 32 at the time of releasing the cable. Consequently, when a cable wire holding part is slipped out to the outside of a cableway from the wheeled part 13 of a cable receiver device while a cable moving system is driven, it is guided by the guide plate 43 and guided to the dislocated cable receiver roller 32, and the cable wired holding part is rotated and supported by the dislocated cable receiver roller 32.
Patent JP-S59140388-A (JP)
Title: Pretreatment of stainless steel to be plated
Inventor: KATOU HITOSHI
IPC: C25D5/36
Filed: 1983-01-31
Abstract: PURPOSE:To obtain high-quality firm metallic plating having superior adhesive strength to stainless steel by adding Ni<2+> to a hydrochloric acid soln. when the stainless steel is activated by cathodic electrolysis in the soln. CONSTITUTION:Stainless steel to be plated is subjected to cathodic electrolysis in an aqueous soln. contg. >=30g/l hydrochloric acid and 0.1-10g/l Ni<2+>. By adding Ni<2+>, the surface of the stainless steel can be uniformly activated even in the hydrochloric acid soln. of low concn. It appears that Ni<2+> in the soln. is not deposited as Ni by the cathodic electrolysis, yet a local cell is considered to be formed between Ni and the surface of the stainless steel. Ni acts as the anode part and maintains the active state of the activated surface of the steel as the cathode part, so the steel is prevented form being made passive.
Patent JP-S59141684-A (JP)
Inventor: YAZAKI AKIRA
IPC: E06B3/32
Filed: 1983-02-02
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-S54108060-A (JP)
Title: Clothes dryer
Inventor: SHINCHI YOSHIKAZU
IPC: D06F58/02
Filed: 1978-02-10
Abstract: PURPOSE: To eliminate the futility of thermal energy by sending the dried outside air in high temperature which is heat-exchanged by the heat exchanger of a dehumidification mechanism, into a dryer to utilize for drying materials.  
     CONSTITUTION: After the materials to be dried are put into a clothes stocker 4 or the receiving part element 23 inside a dryer 22, and operation starts, a motor 16 and a heater 15 are brought into conduction, and the stocker 4, a circulation fan 9, and a cooling fan 18 begin to revolve. Then circulation air is heated and flows into the stocker 4 from a dried air intake port 7 and contacts with the material to be dried in the stocker 4, and moisture is removed, and the air in high temperature and humidity is introduced into the pipe 2 of a heat exchanger 1. At this time, the outside air inhaled from an intake port 20 takes away the heat of circulation air in high temperature in the heat exchanger 1 and forms the air in high temperature, and said air passes through an exhaust aport 21 and flows into a dryer 22, and takes away the moisture from the material to be dried in a receiving part element 23 and is discharged outside from the exhaust port 26 of the machine. Thus, as the outside air which received heat in the heat exchanger 1 is introduced into the machine 22 and utilized, thermal energy can be utilized effectively. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-H04242009-A (JP)
Title: Insulative paste
Inventor: KUROKAWA TOKUO
IPC: H01L23/31
Filed: 1991-01-14
Abstract: PURPOSE:To provide paste excellent in adhesiveness and having high speed hardenability by incorporating an epoxy resin, a specific curing catalyst and an insulative filler as essential components. CONSTITUTION:An aluminum compound having an organic group such as aluminum trisacetylacetonate and a silicone compound having an OH group or a hydrolysis group connected directly to Si one or more in a molecule are used together as a curing catalyst. An insulative filler such as an epoxy resin, a curing catalyst and silica powder is mixed as essential components. A solvent, an antifoaming agent, a coupling agent and other additives for adjusting viscosity are incorporated as required. Consequently, it is possible to obtain paste excellent in adhesiveness and having high speed hardenability without generation of voids.
Patent JP-H07210004-A (JP)
Title: Image forming device
Inventor: KIMURA YOICHI
IPC: G03G15/16
Filed: 1994-01-12
Abstract: PURPOSE:To prevent defective transfer caused by defective transfer charge. CONSTITUTION:By making the recording material carrying sheet 5g of a transfer drum 5a abut on a photoreceptive drum 1, the transfer nip part of nip width L1 (about 2mm) is formed. By bringing an electrostatic charge brush 5b into contact with the inside surface of the sheet 5g, a toner image on the drum 1 is transferred on a recording material on the sheet 5g. By a pre-transfer pushing-up member 20 consisting of a substrate 21 and a blade 22, the sheet 5g is pushed up toward the drum 1. Then, the nip width is widened (L1+L2 and about 5mm) and the contact area of the transfer nip part is made large. Thus, the electric discharge thershold value of the brush 5b is increased. Specially, defective electrostatic charge caused by abnormal electric discharge under a low humidity environment is eliminated.
Patent JP-H01193523-A (JP)
Title: Electric kitchen oven
Inventor: ISHIKAWA MASAFUMI
IPC: F24C7/08
Filed: 1988-01-26
Abstract: PURPOSE:To facilitate watching of a display part, by a method wherein a control state is outputted to a display means to change over the graduation of display of a control state, outputting a display content, by means of a mode changed over by a control mode switching means. CONSTITUTION:It is decided by a control mode switching means 13 by means of an input from a change-over switch 21 whether the control mode of a control means 12 is a power control mode or a temperature regulation control mode, and the control system of a control means 12 is switched. A liquid crystal drive means 16 displays it in a control state display ares 101 of an LCD 15 according to information on a control state by the control means 12. When a control mode is a power control mode and a power is set to, for example, high, all blocks are lighted ON, and when a power is set to '4', all five blocks from the left are lighted ON. Meanwhile, when a control mode is a temperature regulation mode and a set temperature is 14 deg.C, a third block from the left is lighted ON, and the rest is lighted OFF. During the power control mode, a power graduation 102 is lighted ON by a graduation display switching means 17, and a temperature graduation 103 is lighted OFF. Meanwhile, during the temperature regulation mode, the temperature graduation 103 is lighted ON and the power graduation 102 is lighted OFF.
Patent JP-H11198546-A (JP)
Title: Thermal recording material
Inventor: CHICHIWA KEIKI
IPC: B41M5/26
Filed: 1998-01-08
Abstract: PROBLEM TO BE SOLVED: To provide a thermal recording material which is excellent in a stable shelf-life of a color developing image. SOLUTION: As a color developing agent, at least one kind of a fluoran compound represented by the formula [wherein R<1> and R<2> indicata independently respectively a 1-5C alkyl group] id used, and as a color development agent, at least one kind to be selected from a metal phosphate, a metal phosphite, an acetylacetone metal complex, a diallyl ether compound, a diaryl thioether compound, a chiaryl ketone compound, and diaryl sulfone compound, is used.
Patent JP-2000211877-A (JP)
Title: Footstep cleaning device for passenger conveyor
Inventor: WATANABE MASAHIRO
IPC: B66B31/00
Filed: 1999-01-25
Abstract: PROBLEM TO BE SOLVED: To provide a footstep cleaning device easy to mount, regulate and inspect and capable of being set in a passenger conveyor having even a small vertical or longitudinal clearance between a footstep and a frame by mounting a cleaning brush to the vicinity of a drum in the upper part of a machine chamber, and making it changeable to the longitudinal direction of the frame. SOLUTION: A cleaning brush 8 is set in the vicinity of a drum 4 in the upper part within a driven-side machine chamber so that the bristles 8b of the cleaning brush 8 make contact with a moving footstep 7. The mounting angle of the cleaning brush 8 is changed by use of the elliptic hole of a bracket 12 to vertically mount the cleaning brush 8, for example, to a frame 1 so that the bristles 8b does not make contact with the footstep 7. According to this, the cleaning brush can be seen from the outside of the machine chamber, the mounting, regulation and inspection works can be easily performed, and the footsteps can be easily cleaned even in a passenger conveyor having a narrow vertical or longitudinal clearance between the footstep and the frame.
Patent JP-H10211557-A (JP)
Title: Mint-mill line
Inventor: FUJIOKA HIRONORI
IPC: B22D11/126
Filed: 1997-01-29
Abstract: PROBLEM TO BE SOLVED: To provide a mini-mill line, in which excess setting area for off-line of a dummy bar is unnecessary and change of the tip part of the dummy bar melt-stuck to the tip part of a slab at the time of starting the casting is easily and quickly executed. SOLUTION: This mini-mill line is provided with a belt type continuous casting equipment 40. A flying shear 51 as a cutting-off device is arranged at the downstream of this belt type continuous casting equipment 40 and a gate plate 6 as advancing vertical direction change-over device is arranged at the outlet side of the flying shear 51. A dummy bar stock device 10 having an inclined dummy bar frame 11 so as to elevate toward the downstream and a lifter 20 as a dummy bar elevating/lowering means is arranged at the upper part of the pass line at the downstream of the gate plate 6.
Patent JP-H07235251-A (JP)
Title: Breaker wear measurement device
Inventor: JIYANNPOORU MONKORUJIE
IPC: H01H1/00
Filed: 1995-02-01
Abstract: PURPOSE: To measure wear precisely and easily at a low cost by providing a microprocessor which is equipped with a timing circuit, a square circuit and an integrator, and a circuit which forms an image of a current value passing a breaker. CONSTITUTION: The occurrence of a current passing a coil B is applied to a microprocessor μP, and the μP starts timing. A timing circuit in the μP operates an integrator in the μP after the lapse of a waiting period equivalent to the mechanical time of a breaker, being previously measured data. Subsequently, a current measuring device TCS forms the image of a current value passing a breaker pole 1, executes the square of the image, and applies the same to the integrator. Next, integration is executed for predetermined duration which is larger than the maximum arc time of the breaker, being previously measured data, and the result of the integration is applied to an adder. The μP computes the ware rate of the breaker, and drives threshold value devices DS1, DS2.
Patent JP-H07223979-A (JP)
Title: Production of biphenyl compound
Inventor: NAKAMURA KENICHI
IPC: C07C15/14
Filed: 1994-02-09
Abstract: PURPOSE:To provide a new, inexpensive and efficient industrial method for producing biphenyl, 4-methylbiphenyl and 4,4'dimethylbiphenyl as the raw materials for 4,4'-biphenyl dicarboxylic acids. CONSTITUTION:A phenylcyclohexene derivative is first obtained from styrene or p-methylstyrene and 1,3-butadiene or isoprene by Diels-Alder reaction, and then dehydrogenated in the presence of platinum and/or palladium as a catalyst to form a biphenyl skeleton, thus biphenyl, 4-methylbiphenyl and 4,4'- dimethylbiphenyly are produced.
Patent JP-S62246686-A (JP)
Inventor: MATEIASU KONRAATO
IPC: F16L19/08
Filed: 1987-01-27
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-H10213125-A (JP)
Title: Dynamic pressure bearing made of ceramics
Inventor: ISHIKAWA TAKANOBU
IPC: F16C17/02
Filed: 1997-01-29
Abstract: PROBLEM TO BE SOLVED: To provide a dynamic pressure bearing made of ceramics without generating vibration and seizure during rotation of the dynamic pressure bearing. SOLUTION: A dynamic pressure bearing 3 is composed of a cylindrical bearing 5, and a main shaft 9 fittingly inserted in a through hole 7 of the bearing 5 in the axial direction of the bearing 5. The main shaft 9 is fixed so as not to be rotated, and the bearing 5 side is rotated. The main shaft 9 is eccentrically arranged in the through hole 7. The bearing 5 is therefore rotated at high speed without coming in contact with the main shaft 9 by the principle of the dynamic pressure bearing. The bearing 5 and the main shaft 9 are formed of alumina ceramics, and the surface roughness Sm of the respective rotating faces 5a, 9a are set into a range of 5-50μm.
Patent JP-H04254791-A (JP)
Title: Fast breeder reactor
Inventor: MORIKI YASUYUKI
IPC: G21C17/108
Filed: 1991-02-06
Abstract: PURPOSE:To ensure the proper streaming of a neutron and to stabilize the response of the neutron detector arranged to the upper part of a reactor core. CONSTITUTION:A neutron shield body 20 is arranged to the upper part of a reactor core 6 and a neutron detector is arranged to the upper part thereof. A control rod having a neutron absorbing part 24 is inserted in a fuel rod channel 22 from the upper part of the reactor core 6. The region length of the neutron shield body 20 of at least one fuel assembly among six fuel assemblies adjacent to the fuel rod channel 22 is reduced. By this constitution, even when the control rod 23 is pulled out, the neutron absorbing part 24 and the neutron shield body 20 do not overlap with each other and the proper streaming of a neutron can be ensured.
Patent JP-H11213443-A (JP)
Title: Method for deposition of film substrate
Inventor: SUGAWARA TOMOAKI
IPC: G11B7/24009
Filed: 1998-01-28
Abstract: PROBLEM TO BE SOLVED: To provide a method for deposition of a film substrate which makes it possible to form a water molecule impermeable layer on a laminate consisting of the film substrate having a hydrous and water molecule permeable later and a later by suppressing the occurrence of warpage in this laminate and is capable of executing deposition with overall reduced warpage. SOLUTION: The laminate 13 is held at a temp. above the b. p. of the water as a treatment before the deposition of the impermeable layer in the method for deposition of the film substrate which deposits the water molecule impermeable layer on the laminate 13 constituted by forming an org. layer 12 having the hydrous and water molecule permeable properties on one surface of the plastic film substrate 11 having the hydrous and water molecule permeable properties.  If the laminate consisting of the film substrate having the hydrous and water molecule permeable properties and the layer is held at the temp. above the b. p. of the water and is previously dehydrated until the shrinkage of the laminate stabilizes, the difference in the shrinkage between the film substrate and the layer is made smaller by as much as the decreased component of the moisture at the time of depositing the impermeable layer on the laminate. The deposition of the impermeable layer is made possible and the overall warpage of the product is minimized while the occurrence of the warpage of the laminate is suppressed.
Patent JP-S63184331-A (JP)
Title: Developer
Inventor: KINOSHITA HARUAKI
IPC: G03F7/30
Filed: 1987-01-26
Abstract: PURPOSE:To prevent a temperature drop during development treatment by mounting a mechanism in which a substrate to be developed is irradiated with infrared rays. CONSTITUTION:A chuck 21 turning a substrate 31 is set up to the lower section of a developing chamber 11 and a developing nozzle and a rinsing nozzle 51 to the upper sections of the chuck 21 respectively, and an infrared irradiation lamp 71 irradiating the substrate 31 in the chamber 11 with infrared rays is further fitted. A resist layer 41 is developed by discharging a development treating liquid 51 in a spray manner so as to cover the desired area of the substrate to be treated by the nozzle 51. Infrared rays continue to be applied in order to heat the substrate to be treated from the infrared irradiation lamp 71 during the development treatment. Accordingly, the substrate 31 to be treated is robbed of the heat of vaporization, and development treatment is promoted without a temperature drop.