baber/WOPTO huggingface dataset:
Patent JP-S57134608-A (JP)
Title: In-pipe combustion unit
Inventor: FUKUNAGA MASAO
IPC: F23D14/28
Filed: 1981-02-10
Abstract: PURPOSE:To provide a stable in-pipe combustion unit without suction of discharged gas by a method wherein the intake holes in all primary bunsen burner extending over the combustion chamber and the air chamber are separated from the combustion chamber. CONSTITUTION:LP gas is passed from the hose 4 through the inlet 11 of the burner, passed through the filter 12, metered by a ring 13 having small holes therein to cause its flow rate to be increased and air from the intake holes 14 is simultaneously taken into the flow passage under an action of venturi effect, then the LP gas is injected from the outlet 15 of the burner into the curled pipe 6 in a form of the mixed gas of air and LP gas itself. The mixture gas is heated by the heater 16 to initiate the catalyst combustion. Interior space in the curled pipe 6 is completely separated from the interior space of the case of the main body 1 enclosing the air suction holes 14 so as to provide a complete prevention of suction of the discharged gas from the intake holes 14 and thus a stable combustion may be obtained.
Patent JP-H04256839-A (JP)
Title: Liquid mixing-ratio sensor
Inventor: MIYATA SHIGERU
IPC: G01N21/43
Filed: 1991-02-12
Abstract: PURPOSE:To obtain a structure whose fixing force between a main-body metal fitting and fusing glass can be made large and durability and safety are excellent in an optical liquid mixing-ratio sensor. CONSTITUTION:In an optical liquid mixing-ratio sensor 1, a prism 4, a light emitting element 51 and a photodetector 52 are combined. The prism 4 has the reflecting surface which is in contact with liquid to be measured wherein two or more kinds of light transmitting liquids are mixed. In the sensor 1, the prism 4 made of optical glass having the cylindrical part is coupled with a main-body metal fitting 5 which is made of Ni-Fe alloy and has the cylindrical inner surface on which an oxide film 38 is formed so as to have a backlash. The gap between the cylindrical inner surface of the main-body metal fitting and the cylindrical outer surface of the prism undergoes fuse bonding with fusing glass 41.
Patent JP-S52102232-A (JP)
Title: Substituted aniline derivatives
Inventor: MORI HIROSHI
IPC: A61K31/22
Filed: 1976-02-25
Abstract: PURPOSE: N-Hydroxyisobutyryl-trisubstituted anilines of formula I (R 1 , R 2  are alkyl, cycloalkyl, or in combination may form a cycloalkyl; R 3  is H, alkyl, acyl; X, Y, Z are halogen, haloalkyl, nitro, amino, acylamino); for example, N-(2'-hydroxyisobutyryl)-3,4,5-trichloroaniline. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-H04256923-A (JP)
Title: Thin film transistor type liquid crystal display device
Inventor: OGURA SHIGEKI
IPC: G02F1/1335
Filed: 1991-02-12
Abstract: PURPOSE:To obtain a natural display image without gradation inversion even when the image is viewed slantingly. CONSTITUTION:The direction 5 of the orientation axis of a 1st glass substrate 1 and the direction 7 of the orientation axis of a 2nd glass substrate 2 are set nearly at 90 deg. and the twist angle of liquid crystal is also set to 90 deg.. Then the axis of polarization of a 1st polarizing plate 3 arranged on the side of the 1st glass substrate 1 and the axis of orientation of the 1st glass substrate 1 are set almost at 45 deg. and the angle between the axis of polarization of a 2nd polarizing plate 4 installed on the side of the 2nd glass substrate 2 and the axis of orientation of the 2nd glass substrate is set to nearly 45 deg..
Patent JP-H11216557-A (JP)
Title: Mold temperature control method for casting metal mold
Inventor: YASUFUKU MASARU
IPC: B22D17/22
Filed: 1998-01-30
Abstract: PROBLEM TO BE SOLVED: To provide a mold temperature control method for a casting metal mold which is advantageous to start a pouring even when a mold temperature of the metal mold is low at the beginning of pouring. SOLUTION: This is a mold temperature controlling method to control the mold temperature during casting by controlling an electric power supply volume to a heater attached to the metal mold. When a mold temperature of the metal mold at the beginning of pouring is higher than the first comparative temperature, the mold temperature control is carried out by using a measured signal of the mold temperature. When the mold temperature is lower than the first comparative temperature and is higher than the second comparative temperature being set at lower value than the first comparative temperature, the mold is forcefully heated by conducting an electricity forcefully to the heater. When the mold temperature is lower than a warning temperature being set at lower value than the second comparative temperature, a signal not to carry out the pouring is output.
Patent JP-S60163921-A (JP)
Title: Production of high-polymerization degree polyester
Inventor: ARAI YOSHIHIRO
IPC: C08G63/00
Filed: 1984-02-03
Abstract: PURPOSE:To produce a high-polymerization degree polyester low in a carboxyl group content and excellent in heat resistance, by reacting a linear saturated polyester with a bisoxazoline compound in the presence of a specified compound. CONSTITUTION:A molten linear saturated polyester of an intrinsic viscosity >=0.50 which has undergone a polycondensation reaction is reacted under agitation with 0.1-5wt% bisoxazoline compound of the formula (wherein R is a bivalent organic group, n is 0 or 1, and the H atoms may be substituted by alkyl or aryl groups) and 0.001-0.1wt% quat. phosphonium salt compound (e.g., tetramethylphosphonium chloride) or tert. phosphine compound (e.g., triethylphosphine).
Patent JP-S63188521-A (JP)
Title: Windshield pane freezing preventing sheet for automobile
Inventor: YAMAMOTO YASUTAKE
IPC: B60J11/00
Filed: 1987-01-29
Abstract: PURPOSE:To simply and surely prevent moisture stuck on a windshield of an automobile by covering the window of the automobile with a sheet which has both side parts attached with magnets and which may be cut into a predetermined size. CONSTITUTION:Small chip-like magnets 2 are attached at predetermined intervals on both side parts of a sheet 1 having a predetermined width. Further, a window of an automobile is covered with the sheet 1 which is cut into a predetermined size 3 corresponding to the size of the window, and thereafter, the sheet 3 is attracted to the vehicle body of the automobile by means of the magnets 2. Thereby it is possible to simply and surely prevent moisture stuck to the windshield pane of the automobile from being frozen.
Patent JP-S61180760-A (JP)
Title: Production of o-methylisourea acetic acid salt
Inventor: MIURA YASUNAO
IPC: C07C239/00
Filed: 1985-02-05
Abstract: PURPOSE:To obtain the titled compound useful as a guanidination agent of amines for the production of guanidine compound useful as pharmaceuticals and agricultural chemicals, by reacting cyanamide with methanol in the presence of a specific amount of sulfuric acid, and converting the reaction product to free base and then to acetic acid salt. CONSTITUTION:1 equivalent of cyanamide is made to react with 3-15 equivalent, preferably 6-10 equivalent of methanol in the presence of 1.3-2 equivalent, preferably 1.5-1.9 equivalent of sulfuric acid to obtain a mixture of o- methylisourea bisulfate and sulfate. The reaction product is converted to free base with an alkali metal hydroxide or an alkaline earth metal hydroxide, and then to acetate with more than equivalent amount of acetic acid to obtain the objective compound. EFFECT:The process is advantageous in view of the improvement of yield, reduction of energy consumption and disposal of the waste, by the suppressed by- production of sulfate.
Patent JP-S58137080-A (JP)
Title: Automatic transaction device
Inventor: TSUKUI SETSUO
IPC: G06Q40/00
Filed: 1982-02-09
Abstract: PURPOSE:To reduce the ON-OFF frequency of I/O power supply and to extend the life of power supply, by feeding and breaking the power supply for transaction processing devices having the change in the state of the power supply in response to new transactions when the designated types of the users are changed. CONSTITUTION:A plural kinds of transactions are shared at transaction processing devices, the shared processing is selected based on the operation of the users and the power supply is applied from a control means is response to the transaction of each transaction processing device. A power supply switching circuit 13 is provided between a main power supply 4 of the control means and each I/O and to secondary I/O power supplies 21-24 of the circuit 13, a power supply control circuit 11 and a storage circuit 12 are connected. The power-on instruction of a control key is inputted to a the circuit 12 to input the power supply status notice before setting from the circuit 12 to a reset terminal. In response to the new transactions, the power supply of the transaction processing devices having the changes in the state of power supply is fed and broken at the circuit 11, to reduce the I/O power supply frequency of on/off of the I/O power supply 4 effectively and to extend the life of the power supply 4.
Patent JP-H09209743-A (JP)
Title: Emission control method and its device for working vehicle
Inventor: TERAMOTO HIDEKAZU
IPC: F01N3/20
Filed: 1996-02-06
Abstract: PROBLEM TO BE SOLVED: To surely purify the exhaust gas during the work while a working vehicle is stopped and prevent air pollution by branching the discharge pipe of the exhaust gas into an exhaust gas purifying pipe arranged with a gas purifying catalyst unit and an exhaust pipe via a selector valve, and switching the selector valve in response to the actions of a parking brake and a power extracting device. SOLUTION: When a work automobile is stopped and a parking brake lever 31 is operated to start work, a relay 32A is turned on. When a switch 8 is turned on to operate a power extracting device 9, a solenoid valve 6B is opened to start the operation of the power extracting device 9, and a relay 32C is tuned on. When these relays 32A, 32C are concurrently turned on, a solenoid valve selector valve 6A is opened, compressed air is fed to a cylinder device 5, and a piston 23 is extended. A selector valve 2 is moved, the discharge pipe of the exhaust gas is switched to an exhaust gas purifying pipe side, the exhaust gas of an engine 1 is purified by a gas purifying unit 3, then it is exhausted via a muffler 4.
Patent JP-H06249147-A (JP)
Title: Manually operable vacuum pump
Inventor: PEETAA MAIAA-RATSUKUSUFUUBAA
IPC: F04B37/14
Filed: 1994-02-16
Abstract: PURPOSE: To provide a vacuum pump which is favorable in cost, simple in use, and easy for transport, and capable of obtaining the lower final vacuum than a specified value. CONSTITUTION: Two chambers I, II are formed based on the flow technology so that the gas to be fed can be compressed in two steps, the ratio of the chamber volume to the dead volume is set to achieve the absolute pressure smaller than 600 Pa, and a piston 2 is slidable through a piston rod 3 guided through one chamber.
Patent JP-S54113507-A (JP)
Title: Electromagnetic pump
Inventor: OKAMURA OSAO
IPC: H02K44/06
Filed: 1978-02-24
Abstract: PURPOSE: To promote the cooling efficiency by forming a spiral flow passage around the iron core of a stator.  
     CONSTITUTION: In a gap 15 between a cooling case 13 and the outside 14 of a stator, a circular partition plate 16 is provided. A spiral cooling passage is formed by providing partition plates 17a, 17, and 17b at intervals. Cooling gas is introduced from an introducing pipe 10, and conducted spirally along these partition plates. As it is also conducted through gaps 11 and 7a inside a stator winding 8, it is prmoted in its cooling efficiency. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-S56116895-A (JP)
Title: Secondary electrolytic coloring method of aluminum or alloy material thereof
Inventor: TERAI SHIROU
IPC: C25D11/22
Filed: 1980-02-20
Abstract: PURPOSE: To enhance stability of a finish appearance as well as to apply coloration varying said finish appearance by electrolyzing Al or an Al alloy subjected to anodic oxidation treatment in an acidic electrolytic bath containing nickel sulphate and a tin alkanol sulphonate.  
     CONSTITUTION: The electrolytic bath containing 10W100g/l of NiSO 4 .6H 2 O as Ni and 0.1W10g/l of a tin alkanol sulphonate (e.g.; tin 2-hydroxyethane-1-sulphonate) is prepared. Then, in the aforementioned acidic electrolytic bath obtained by adjusting a pH of the previously prepared electrolytic bath to 1.0W2.0 by an alkanol sulphonic acid (a free acid), an Al material or an Al alloy material is electrolyzed to be colored. This electrolytic coloration is suitably carried out, pref., at a temp. of 15W25°C by using AC current. Even if said electrolytic coloration is conducted repeatedly for a long time, abnormal precipitates are not produced in said bath and a beautiful bronze color tone with good coloring property and adhering property characterized by said Ni-tin salt bath is developed. 
     COPYRIGHT: (C)1981,JPO&Japio
Patent JP-S62179081-A (JP)
Title: Binarization circuit
Inventor: TAKENAKA SHINYA
IPC: H04N1/40
Filed: 1986-01-31
Abstract: PURPOSE:To attain a stable binarization processing in a real time by a simple circuit constitution by constantly stably binarizing a delay video signal in a slice level higher by a specific value from a black level minimum value when the delay video signal and the slice level are inputted to a comparator. CONSTITUTION:The videos signal passing through the delay circuit 5 and the slice level voltage outputted from a capacitor by the charge and the discharge to the capacitor 4 by the video signal through diode train 1 and 2 are compared in the comparator 6. At that time, a bottom part of the black level of the delay video signal is arranged so as to be placed at the central part of the bottom part of the black level of the slice level and as a result of this, the delay video signal is constantly stably sliced and binarized in the slice level higher by the forward droop of potential Vf2 of the backward diode series 2. Thereby, the stable binarization can be performed by the simple circuit.
Patent JP-H09210344-A (JP)
Title: Ljungstrom air preheater
Inventor: MIYAZAKI HIROSHI
IPC: F28D19/04
Filed: 1996-02-06
Abstract: PROBLEM TO BE SOLVED: To prolong the life of a primary air fan by reducing to the utmost dust concentration in air supplied to the primary air fan. SOLUTION: A Ljungstrom air preheater is adapted such that a waste gas inlet 8 and a waste ga's outlet 9 are fixedly provided on one side of a heat exchange element 5 rotating around a rotary shaft 4 peripherally of the same putting the rotary shaft 4 therebetween for flowing waste gas 6 parallelly to the rotary shaft 4, and an air inlet 11 and an air outlet 12 are provided on the other side peripherally of the same for flowing air 7 parallelly to the rotary shaft 4, and further that a primary air takeout pipe 19 communicated with a primary air fan is connected with the air outlet 12. In the preheater, the primary air takeout pipe 19 is connected with a side wall 31 on a low temperature part side at the air outlet 12.
Patent JP-S61181031-A (JP)
Title: Manufacture of bulb-type fluorescent lamp
Inventor: MOCHIZUKI MIKIO
IPC: H01J9/26
Filed: 1985-02-06
Abstract: PURPOSE:To manufacture a bulb-type fluorescent lamp, by sealing a bulb and a flare on each other, thereafter performing cutoff several millimeters under the sealing, and then performing heating so as to increase the thickness of the glass of the sealed portion. CONSTITUTION:A bulb 1 and a mount flare 5 secured to a mount pin 6 are heated by a burner 4 while being rotated, so that the bulb and the flare are sealed on each other at 2. After cutoff is performed, a cutoff portion 7 is heated by a burner 9 so that the cutoff portion is involved to a flange 5. Sufficient heating is then performed by a burner 10 so that the sealed portion 2 of the bulb 1 and the flange 5 is molten to have a larger thickness. After that, the bulb and the flare are provided with a prescribed glass thickness even when they are set in a die and formed by blowing, so that a well-balanced form is obtained for the bulb 1 and the flare flange 5. This results in surely manufacturing a bulb-type fluorescent lamp of enhanced resistance to external pressure.
Patent JP-S61218537-A (JP)
Inventor: PATORISHIA MARII SABU
IPC: C07C17/12
Filed: 1986-01-31
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-S54112560-A (JP)
Title: Cover for intake port of small-sized vacuum cleaner
Inventor: TOMOOKA HIROSHI
IPC: A47L5/24
Filed: 1978-02-20
Abstract: PURPOSE: To avoid contacting an intake port and a brush of a vacuum cleaner with any foreing parts when the vacuum cleaner is stored, the vacuum cleaner being detachably provided with an intake port cover for covering the intake port portion as well as the brush.  
     CONSTITUTION: A brush 5 is arranged adjacent to an intake port portion 4 of a dust box 2. An intake port cover 6 is detachably mounted for covering both the intake port portion 4 and the brush 5. Thus, after the vacuum cleaner had been used for sweeping, it can be stored without contacting the brush thereof with any foreing parts even if dust or waste are adhered to the brush. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-S57137012-A (JP)
Title: Roll gap measuring device for working roll of rolling mill
Inventor: KUWAMOTO HIROSHI
IPC: G01B21/16
Filed: 1981-02-16
Abstract: PURPOSE:To measure roll gap accurately, by using a roll-gap measuring instrument, provided to the neck-parts of upper and lower rolls, of a contact type one having a special construction. CONSTITUTION:Ring bodies 6a, 6b are provided rotatably to the neck-parts 5a, 5b near barrel-parts 4a, 4b of working rolls 1a, 1b through a bearing 10, and outer rings of the bodies 6a, 6b are locked to a non-rotary part of a rolling mill by locking bodies 7a, 7b. A contact-type distance detector 8 is provided between the bodies 6a, 6b opposed to each other, and a mechanism 9, which absorbs the clearance of a bearing mechanism at the mounted position, is provided to be incorporated with the detector 8 so as to push or pull the ring bodies 6a, 6b. Thus the variation of the mounted position of the detector 8 to the roll is precludecd due to said clearance, then the roll gap is measured accurately by the detector 8.
Patent JP-S61180563-A (JP)
Title: Reluctance torque type motor
Inventor: ASHIZAKI YUKIHIRO
IPC: H02K37/04
Filed: 1985-02-05
Abstract: PURPOSE:To simply winding by coupling a plurality of coil bobbins commonly to one flange. CONSTITUTION:A plurality of coil bobbins are provided at a flange 2a for forming a common flange. Flanges 2b of the same number as the number of pole teeth are provided at the coil flanges. Windings are sequentially formed on the coil bobbin section of a coil bobbin 1 formed in this manner. After the winding is completed, the bobbin 1 is formed, and inserted into a stator.
Patent JP-H01196422-A (JP)
Title: Heating condition detector
Inventor: YOSHINO KOJI
IPC: H05B6/68
Filed: 1988-01-29
Abstract: PURPOSE:To detect a heating condition of foods and obtain a cooking finish condition by reading out the minimum value of output signals of a piezoelectric element sensor every time of cooking and finishing the cooking by increasing rate from the minimum value. CONSTITUTION:Foods 6 are arranged in a heating chamber 5 and part of cooling wind of a radio-frequency radiation part 7 is introduced in the heating chamber 5 through a duct 9 by a cooling fan 8. Air 11 containing steam and oil produced from the cooling wind 10 and the foods 6 is taken out outside from the heating chamber 5 through an exhausting part 12 and a piezoelectric element sensor 1 is attached to the exhausting part 12. The minimum value VSmin of the output signals VS of a sensor 1 is obtained every time cooking as a moisture measure and in the case where a program of a microcomputer is incorporated so as to complete the cooking in the case of VS>VSmin+DELTAVT, the cooking is completed in nearly a constant cooking condition regardless of change of piezoelectric sensor output caused by moisture in the heating chamber 5. However, DELTATT is optimum value obtained from an experiment.
Patent JP-H01194469-A (JP)
Title: Compound semiconductor device
Inventor: WATANABE KOJI
IPC: H01L29/737
Filed: 1988-01-29
Abstract: PURPOSE:To stabilize in a heat treatment by doping electrically inactive V or VII group element as an impurity at III-V compound semiconductor containing group II element as an impurity. CONSTITUTION:An N<+> type InGaAs layer 2 is grown by an epitaxial technique, such as MBE on a semi-insulating InP substrate 1 in a InP-InGaAs hetero bipolar transistor, an N-type InGaAs layer 3 is then grown, As or F is, for example, doped thereon to sequentially form a Be-doped P-type InGaAs layer 24 having 5X10<18>cm<-3> of carrier concentration thereon, further an N-type InP layer 5 having 2X10<17>cm<-3> of carrier concentration and then an N<+> type nGaAs layer 6 having 1X10<19>cm<-3> of carrier concentration. After the Be ions are selectively implanted, it is heat treated to form a P<+> type InGaAs region 10. An emitter electrode 7 and a collector electrode 8 are formed of AuGe, and a base electrode 9 is formed of AuZn. In the thus obtained bipolar transistor, the diffusion of group II element from the layer 4 is suppressed by the As of the V group element or the F of the VII group element, and the deterioration of electron implanting efficiency is suppressed. Accordingly, an emitter grounded current amplification factor is improved.
Patent JP-S60164613-A (JP)
Title: Valve on-off timing variable device for four-cycle engine
Inventor: NAKANO YASUYUKI
IPC: F01L1/12
Filed: 1984-02-07
Abstract: PURPOSE:To secure both valve timing and lift values corresponding to an engine condition, by making a fulcrum position of a rocker arm shift to some extent according to an engine speed. CONSTITUTION:A fulcrum shaft 1 for a rocker arm 5 is shiftably installed inside a case 2 and supported by a spring 4 at one side and by a pressing rod 3 at the other side, respectively. The pressing rod 3 is shifted with either of governor by engine rotation or hydraulic pressure. With a rise in the rotation, on-off timing in a valve 10 can be set to a timing advance, increasing a lift value, thus matchable to high-speed driving.
Patent JP-S62190071-A (JP)
Inventor: DONARUDO REROI ROBAATSU
IPC: A24D3/04
Filed: 1987-02-02
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-H01196093-A (JP)
Title: Electrophoresis display panel
Inventor: MATSUOKA HIROSHI
IPC: G09F9/37
Filed: 1988-01-30
Abstract: PURPOSE:To secure a prescribed interval between two substrates by forming a 2nd substrate of plastic and forming projections on the internal surface as spacers between 1st and 2nd substrates except at the peripheral edge part facing the 1st substrate. CONSTITUTION:A metallic mold 1 is a plane metallic mold which has a plane similar to that of the 2nd substrate of the display panel and is thick enough to preclude gravitational deformation, and a frame-shaped digged part 2 as a peripheral spacer part and digged holes 3 for forming projections on the internal surface except the peripheral edge part are provided on one main surface. Here, the metallic mold 1 and a specular metallic mold are heat-pressed under proper conditions across a plastic sheet which becomes the 2nd substrate (polycarbonate plate, acrylic plate, various films, etc.) to manufacture the 2nd plastic substrate. The 2nd plastic substrate which is obtained as mentioned above is used to easily and accurately secure the interval between the 1st and 2nd substrates even when the panel is increased in size.