baber/WOPTO huggingface dataset:
Patent JP-S5852323-A (JP)
Title: Production of alkenyloxy group-containing organopolysiloxane
Inventor: IMAI TAKASHI
IPC: C08G77/20
Filed: 1981-09-24
Abstract: PURPOSE:To carry out the production of the titled organopolysiloxane with good efficiency and safety, by reacting an organohydrogenpolysiloxane with an unsaturated ketone (aldehyde) by using a rhodium (compound) as a catalyst. CONSTITUTION:An organohydrogenpolysiloxane (A) (e.g., 1,1,3,5-7-pentamethylcyclotetrasiloxane) is reacted with at least 3eq., with respect to the number of mols of the hydrogen atoms directly bonded to silicon atoms of component A, of an alpha,beta-unsaturated ketone or an alpha,beta-unsaturated aldehyde (B) (e.g., methyl vinyl ketone, mesityl oxide) at about 80-150 deg.C in the presence of, if necessary, an organic solvent by using about 0.001-5wt%, based on the total amount of components A and B, rhodium metal or a rhodium compound[e.g., chlorotris (triphenylphosphine)rhodium]as a catalyst.
Patent JP-2000340950-A (JP)
Title: Lamination matching precision inspection mark structure for multi-layer circuit board
Inventor: FUKUDA ATSUTAKE
IPC: H05K1/02
Filed: 1999-05-31
Abstract: PROBLEM TO BE SOLVED: To prevent erroneous recognition of an inspection mark by providing a substrate comprising a via hole as laminated in plural numbers through a circuit pattern layer where the inspection via holes of substrates are so arranged not to overlap each other when viewed in the lamination direction. SOLUTION: Related to a multilayer circuit board 1a, substrates 3 to 7 comprising a via hole wherein a through hole formed by laser maching method, etc., is filled with a conductive paste are provided. The circuit pattern layers 8-13 between, and on the surface layer of, the substrates 3 to 7 are laminated integrally. Inspection via holes 14 to 18 as an inspection mark which are formed on the substrates 3 to 7 are so arranged in the lamination direction as not to overlap each other. The inspection via holes 14, 15, 17, and 18 are so arranged in a circle, with the reference inspection via hole 16 as a center, with constant intervals as away from the inspection via hole 16 by a constant distance.
Patent JP-S5374222-A (JP)
Title: Motor control device
Inventor: MORITA MASAHARU
IPC: H02P7/288
Filed: 1976-12-15
Abstract: PURPOSE: To form to do such that stable control is done without influence of temperature variation or drop of electric source voltage, by forming such that right control operation is down, even when the revolving speed of a motor would be low. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-H10339294-A (JP)
Title: Centrifugal fluid machine
Inventor: HIGANO NOBORU
IPC: F04D29/42
Filed: 1997-06-09
Abstract: PROBLEM TO BE SOLVED: To provide a centrifugal fluid machine which prevent oil leakage when a rotation is stopped, and which is provided with an oil seal which does not give a sliding resistance in a rotating state. SOLUTION: The centrifugal fluid machine comprises an impeller 65, a casing which supports an impeller shaft 35 rotatably via a bearing 71, piston ring 115 provided between a casing side collar 113 and the impeller shaft 35 side, and a lip type seal 117. The rip type seal 117 has a contact part 123 which is in contact with the collar 113 by its resiliency. When the impeller shaft stops, the contact part 123 prevents oil leakage, and when the impeller shaft 35 rotates, the contact part 123 is separated from the collar 113 by the centrifugal force.
Patent JP-S5577638-A (JP)
Title: Manufacturing ignitor liner for gas turbine
Inventor: WADA TATSUJI
IPC: F23R3/06
Filed: 1978-12-08
Abstract: PURPOSE: To reduce bad influences to adjacent louver holes caused by punching works of the louvers and plan to improve accuracy by utilizing an expand having cutting edges for punching the louvers.  
     CONSTITUTION: Male cutting edges 5 are laid in an outer cylinder 6 while female cutting edges 3 are laid in jaws 2. Contact planes of a cone 1 and the jaws 2 are tapered, therefore, the jaws 2 are slided in radial directions simultaneously by pushing the cone 1 into the jaws 2 and louvers on a main body 4 of an ignitor liner are punched by the female cutting edges 3 and the male cutting edges 5. In order to make the liner main body, a plate is cut so as to have a rectangular shape, and is rolled into one ring by a roller, then, is welded along longitudinal edges to be welded, thus, a cylindrical body is produced, threrafter, all the louvers are punched at one operation by utilizing an above-described expand. According to this method, an accuracy in making louvers is improved and man-hours for retouchings may be saved. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-H10341527-A (JP)
Title: Transformer protective relay device
Inventor: HAMAMOTO SOICHI
IPC: H02H3/28
Filed: 1997-06-09
Abstract: PROBLEM TO BE SOLVED: To operate a protective relay surely against an assumed trouble and protect instruments in a circuit, by dividedly disposing a combination of a current transformer and the protective relay according to a purpose of protection. SOLUTION: A transformer protective relay device is provided with the first high voltage side current transformer 2 and a lower voltage side current transformer 3 which are formed respectively at the high voltage side and the low voltage side of a transformer 1 to be protected, a rate differential relay 5 which is operated by the output of both the current transformers 2, 3, the second high voltage side current transformer 7 which is formed at the high voltage side of the transformer 1 to be protected, and an overcorrect relay 9 which is operated by the output of the second high voltage side current transformer 7, whereas the rate of current transformation is set so as to be a value which meets the rated current of the transformer 1 to be protected in the first high voltage side current transformer 2 and the low voltage side current transformer 3,  and the rate of current transformation is set large in the second high voltage side current transformer 7 so that the current transformer may not cause magnetic saturation at the time of overcorrect inflow of the transformer 1 to be protected.
Patent JP-S5940986-A (JP)
Title: Mooring system for vessel
Inventor: UTSUNOMIYA TAKESHI
IPC: B63B21/00
Filed: 1982-08-30
Abstract: PURPOSE:To moor a vessel without using a wirerope by fitting an enclosed floatable/sinkable structure liftably in a hollow guide tube burried in the bottom of water then feeding compressed air into the structure to lift it and contacting the friction contact seat of the structure against the bottom of hull. CONSTITUTION:A hollow guide tube 1 burried in the bottom of water is fitted with a floatable/sinkable structure 2. The lower end of the structure 2 is opened in the guide tube 1 while the upper end is closed tightly and a friction contact seat 3 of rubber cushion material having high frictional force is provided above. Upon mooring of a vessel A at the predetermined position, compressed air is fed into the structure 2 to push out water from the interior of the structure 2 thus to lift the structure through the floating force thereby the friction contact seat 3 will contact against the bottom of vessel to complete mooring. Consequently mooring is performed easily without using wirerope.
Patent JP-H04348616-A (JP)
Title: Phase locked loop circuit
Inventor: INOMATA KENJI
IPC: H03L7/107
Filed: 1991-05-27
Abstract: PURPOSE:To obtain a phase locked loop(PLL) circuit offering high speed lock and high accuracy. CONSTITUTION:A voltage controlled oscillator 4a(4b) with a small loop gain is selected till the synchronization of the phase locked loop circuit composed of a phase comparator 1, a filter 2, plural voltage controlled oscillators 4a, 4b with a different loop gain, a 1/N frequency divider 6, and a reference signal oscillator 7 for the phase comparator 1, etc., and the voltage controlled oscillator 4b(4a) having a larger loop gain is selected after the lapse of a prescribed time. Thus, the high speed lock and high accuracy of the circuit are attained.
Patent JP-S6043110-A (JP)
Title: Controller of valve operation stop mechanism
Inventor: DANNO YOSHIROU
IPC: F01L13/00
Filed: 1983-08-19
Abstract: PURPOSE:To forcibly lower the oil pressure upon lowering of the oil pressure to prevent the damage of the engaged part in the titled controller in which a stopper is actuated by a hydraulic actuator so as to restrict the movement of a plunger at the tip end of a locker arm and the operation and suspension of the operation of the valves are controlled. CONSTITUTION:A plunger which makes contact with the upper end of the valve stem is provided at the tip end of the locker arm, and when the stopper operated by the hydraulic actuator comes into engagement with the plunger, the movement of the plunger is restricted and the lifting of the cam is transmitted to valves, thus the valves being operated. When the engagement of the stopper with the plunger is released, the plunger makes a relative movement with respect to the locker arm to suspend the operation of the valves. Operation switching valves 136 and 137 are provided in the hydraulic passages 132 and 133, and the above operation is switched responsive to the engine driving condition. However, when the lowering of the oil pressure is detected, the hydraulic passages are opened to the atmospheric air and the oil pressure is forcibly lowered and imcomplete engagement is prevented thereby to prevent the damage of the engaged part.
Patent JP-H04373361-A (JP)
Title: Picture signal processor
Inventor: MATOBA KAZUYUKI
IPC: H04N5/202
Filed: 1991-06-24
Abstract: PURPOSE:To present a picture signal processor which suppresses the occurrence of a false outline. CONSTITUTION:The output of an LPF 1 which strongly limits the band in the case of input of a signal having a low luminance level and gently changing and that of an LPF 2 which weakly limits the band in the case of input of a signal having a high luminance level of an edge part are selected and outputted by a switch 106 by the output of a luminance information detecting circuit 107 which detects the luminance level and the outline component. Thus, the luminance signal which has the false outline suppressed is obtained in the output terminal of a D-A converter 109.
Patent JP-H0317574-A (JP)
Title: Burn-in board tester
Inventor: IKEDA SHIGEO
IPC: G01R31/26
Filed: 1989-06-14
Abstract: PURPOSE:To judge the quality of a burn-in board by successively mounting a test IC to the IC socket mounted to the burn-in board. CONSTITUTION:A connector 11 is set to a burn-in board 1 and an order is emitted to a controller 55 from a CPU 54 to move X-axis constitution 41, Y-axis constitution 42 and Z-axis constitution 43. A test IC setting mechanism 44 is moved downwardly along a Z-axis to mount a test IC to an objective IC socket 2 and a measuring mechanism 45 is moved downwardly along the Z-axis to bring the test IC into contact with the measuring pin of the mechanism 45. As mentioned above, a closed circuit is constituted between the objective IC socket 2, the burn-in board 1 and the electric constitution part through the mechanism 45 and an LCR measuring part 53 measures the electrical operation value between the burn-in board 1 and the objecting IC socket 2 through respective contact parts 51, 52 and said operation value is compared with the tolerance range value stored in the memory within the CPU 54 to judge whether the burn-in board is normal. By performing the same measurement with respect to the IC socket 2 successively, the quality of the burn-in board can be judged.
Patent JP-H0818128-A (JP)
Title: Heat-insulating structure of slab solid laser
Inventor: NAGASHIMA TAKAHIRO
IPC: H01S3/042
Filed: 1994-07-04
Abstract: PURPOSE:To decrease the average temperature in the direction of the thickness in the vicinity of a heat-insulating surface to the average temperature of the central part of a slab plate by covering the entire side surfaces of a slab-shaped solid laser medium with heat-insulating members to the thickness, which allows the outflow of the heat from each side surface of the heat-insulating member, and additionally providing excellent heat conductors on the outer surfaces of the heat-insulating members. CONSTITUTION:Thick-plate-shaped heat-insulating members 3 are additionally provided on the respective side surfaces of a slab-shaped solid laser medium 1. The cross section of the medium 1 perpendicular to the traveling direction of laser light has the rectangular shape. The width of each side surface has the length of the short side of the rectangular cross section. The member 3 has the uniform thickness and the width of the same size of the plate thickness of the slab. The material of the member 3 is a PTFE resin. Furthermore, heat-transfer members 2 comprising Cu material, which have the same width as that of the heat-insulating member 3, are additionally provided on the outer surfaces of the heat-insulating members 3. The thickness of the heat-insulating member 3 are set at x1 and x2, respectively, and gradually made thin. Then, the flow of the heat is generated toward the heat-transfer member 2. The quantity of the flowing heat is gradually increased. Thus, the deformation of an exciting surface 8 in the vicinity of the heat-insulating surface of the slab-shaped solid laser medium 1 is decreased.
Patent JP-S63315930-A (JP)
Title: Method and device for boring housing of electronic parts
Inventor: OGATA OKI
IPC: H01L23/28
Filed: 1987-06-19
Abstract: PURPOSE:To securely perform boring operation with reproducibility by using a nozzle which is so structured as to add dropwise on etching liquid on the surface of parts and also discharge the waste liquid simultaneously and controlling electrically the flow rate to be added and discharged. CONSTITUTION:When a flow rate control valve 6 is opened, the etching liquid from an etching liquid storage tank 17 flows out onto the electronic parts 1 through a communicating pipe 5' and a supply pipe 31 in the nozzle 4. Then when drops 33 of the liquid 33 overflow from the surface of the parts 1 to be bored and do not flow out any more, the flow rate control valve 6 is closed. A suction pump 10 is put in operation after a long time enough to almost complete the reaction and the liquid is all removed from the surface of the parts 1. A chemical liquid begins to be supplied after the discharging and thus this operation is repeated. At this time, the electronic parts 1 are heated by the resistance heating element of a heating part 13 incorporated in a support base 3.
Patent JP-S5578032-A (JP)
Title: Preparation of high-specific gravity thermoplastic resin composition
Inventor: YOSHIOKA ATSUO
IPC: C08K7/00
Filed: 1978-12-06
Abstract: PURPOSE: To obtain the title smooth resin composition usable for sound parts, etc., having a high mechanical strength, free from silver streaks, by kneading zinc (compound) powder having a given specific gravity with a thermoplastic resin.  
     CONSTITUTION: (A) Powder of zinc or a metallic compound consisting mainly of zinc, e.g. zinc oxide or hydroxide, having a specific gravity ≥5.0 and an average particle size of 8W40μ is kneaded with (B) a thermoplastic resin, e.g. polyvinyl acetate or polyethylene, and preferably a reinforcing material, e.g. glass or carbon fibers, to give a resin composition having a specific gravity ≥1.8 and improved impact resistance. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-S5945302-A (JP)
Inventor: FURANCHIZEKU SUBUEKU
IPC: C08F20/00
Filed: 1982-09-02
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-H0722606-A (JP)
Title: Manufacture of semiconductor device
Inventor: YOSHIHARA SHINJI
IPC: H01L29/06
Filed: 1993-06-23
Abstract: PURPOSE:To provide a step of manufacturing a tunnel current control type transistor capable of performing at a normal temperature with an excellent manufacturing yield. CONSTITUTION:A LOCOS oxide film 2 is formed on a silicon substrate 1, and next an oxide film 3 of about 30 angstroms, an amorphous Si4 being a grid, and an oxide film 5 are continuously formed on an element forming region within a chamber of an optical CVD device. Then, the amorphous Si is deposited and patterned, a part to become the cathode being left. A side-wall 9 composed of insulation matter is formed in a part which become the cathode, and titanium is deposited to react on the amorphous Si to form titanium silicide. Then, the non-silicified titanium is etched, whereby a cathode electrode 11 and a grid lead-out electrode 12 are formed in a self-alignment manner. Then, an anode electrode is formed on the rear surface of the silicon substrate 1.
Patent JP-S5276346-A (JP)
Title: Epoxy resin adhesive composition
Inventor: FURUTA MITSUO
IPC: C08G18/58
Filed: 1975-12-22
Abstract: PURPOSE: Production of one-pack type flame-retardant epoxy resin adhesives characterized in using a reaction product between dimethylamino phenol or imidazole and an isocyanate, which shows strong curing action even in the presence of flame retarders. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-S5376233-A (JP)
Title: Variable stage carburetor
Inventor: AOCHI YOSHIKAZU
IPC: F02M7/22
Filed: 1976-12-20
Abstract: PURPOSE: To decrease the variation of mixing ratio due to the variation of the venturi negative pressure by arranging the pressure control chamber formed of a fixed space in the vicinity of the nozzle communicating with the venturi and accelerating the air jet action. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-S5579006-A (JP)
Title: Membrane separating apparatus
Inventor: AKIMOTO NAOYUKI
IPC: B01D61/08
Filed: 1978-12-11
Abstract: PURPOSE: To wash each module uniformly and effectively and enhance membrane separating capacity by a mechanism wherein plural modules having a permeable membrane are connected in a pararell fashion and a by-pass pipe is arranged at a predetermined manner to two arranged pipes connecting a supply means of a running body.  
     CONSTITUTION: A module 1a and 1b, 2a and 2b or the like having a permeable membrane are connected in a pararell fashion and, in a known membrane separating apparatus comprising two arranged pipe 6, 7 connecting a supply portion 8, 9 of a running body for washing, a by-pass valve 10 is provided to the end of the said arranged pipe 6, 7 through a valve 12, a screen 11, 11. When a tubular permeable membrane of modules is washed, the above described valve 10 is opened to supply a running body for washing made from resilient rubber from a supply portion 8, 9 mutually and the washing is carried out by a general method. As a result, the propability wherein running body is entered into the final module 5a is enhanced compared to a conventional system, each module is uniformly washed and membrane separating capacity is enhanced. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-H0647061-A (JP)
Title: Orthodontic bracket
Inventor: RANDERU EDOWAADO ADAMU
IPC: A61C7/12
Filed: 1993-06-23
Abstract: PURPOSE: To obtain an orthodontic gear comparatively small but having a sufficient strength and rigidity, by constituting its body from a polymeric material and a fiber reinforced structure wherein a circular arc-shaped wire groove has a certain peripheral surface on a reference plane approximately orthogonal to a center-to-terminal reference axis. CONSTITUTION: This orthodontic gear 20 comprises a base part 22 which is connected to a central body 24, and the central body 24 is connected to a projection 26 for anchoring use for occlusion and a projection 28 for anchoring gum. The anchoring projections 26, 28 are separated from each other by an elongated circular arc-shaped wire groove 30. The groove 30 includes a central part 31 having an approximately U-shaped peripheral surface which is approximately rectangular as viewed in the direction orthogonal to the center-to-terminal reference axis. Also, the orthodontic gear 20 is made from a a polymeric material and a long fiber reinforced structure embedded in it.  The fiber reinforced structure has at least one layer including one or more extension parts where numerous filaments are juxtaposed, align and extend in a reference plane approximately orthogonal to the center-to-terminal axis.
Patent JP-H102893-A (JP)
Title: Wetting sensitive printed matter
Inventor: UBUKAWA HIROAKI
IPC: G01N31/00
Filed: 1996-06-13
Abstract: PROBLEM TO BE SOLVED: To sense wetting after shipping a product by printing a water-free lithographic printing ink containing a water-soluble dye on a sheet hardly repelling water, and sticking it to the inner part of an equipment. SOLUTION: A water-free lithographic printing ink is formed of a resin, a solvent, vegetable oil, a water-soluble dye, or water-soluble dye and shielding pigment, a dryer as an assistant, a surfactant, and the like. As the resin, rosin modified phenol resin, petroleum resin and the like are given. The solvent includes paraffin, isoparaffin, naphthene, aromatic and α-olefin solvents. The vegetable oil includes linseed oil, oiticica oil, cotton seed oil, safflower oil, soybean oil, tall oil, dehydrated castor oil, tung oil and the like, and, further, polymers thereof and a fatty acid forming components thereof are also given. The water-soluble dye is eluted from a printed part when it makes contact with water, leaked to a non-printed part on the sheet, so that wetting can be visually sensed.
Patent JP-S6131095-A (JP)
Title: Mucilaginous polysaccharide and preparation thereof
Inventor: SHINOHARA KAZUTAKA
IPC: C12P19/04
Filed: 1984-07-24
Abstract: PURPOSE:To prepare a novel mucilaginous polysaccharide, by cultivating Spirulina subsalsa in preparing the novel mucilaginous polysaccharide, and extracting the aimed substance from the cultivated algal body. CONSTITUTION:Spirulina sabsalsa is cultivated to separate the algal body, which is then extracted with a lower alcohol to extract and remove dyestuff in the algal body. The algal body is then extracted with hot water containing sodium hydrogencarbonate and sodium chloride, and a precipitant is added to the extract solution to precipitate the aimed mucilaginous polysaccharide. The resultant mucilaginous polysaccharide contains rhamnose, fucose, xylose, galactose, glucose, mannose, uronic acid and N-acetylated saccharide as constituent components.
Patent JP-H03251711-A (JP)
Title: Measurement of road surface
Inventor: MIMURO TETSUSHI
IPC: G01B11/30
Filed: 1990-06-11
Abstract: PURPOSE:To enable the specifying of a measuring location with a higher measuring accuracy of a profile of a road surface by employing a function with a larger gain at a high percentage from among a plurality of transfer functions so that a system transfer junction used in the calculation of a road surface function when irregularities of the surface of a road is measured. CONSTITUTION:Four non-contact laser displacement meters 2-5 are mounted on a measuring wheel 1 while a non-contact optical speedometer 6 and a bearing sensor 11 are mounted thereon. Here, the displacement meters 2-5 are arranged in one straight line longitudinally on the measuring wheel 1 and when an interval between 2 and 3 is L1, that between 3 and 4 L2 and that between 4 and 5 L3, they are set at L1not equal to L2not equal to L3. With such an arrangement, a system transfer function is calculated with a personal computer 10, which allows the expansion of a range usable for calculation of a transfer rate thereby achieving a higher accuracy in the calculation of a shape of a road surface. The resulting output, a vehicle speed signal of a speedometer 6 and a bearing signal of the sensor 11 are inputted into an A/D converter 8 together to store the data thereof into a floppy disc timely.