baber/WOPTO huggingface dataset:
Patent JP-S63297537-A (JP)
Title: Nitrogen-containing tungsten carbide based sintered alloy
Inventor: FUKAWA ATSUSHI
IPC: C22C29/02
Filed: 1987-05-28
Abstract: PURPOSE:To produce the titled alloy having excellent wear resistance and chipping resistance by specifying each grain size of a first hard phase consisting of a combined phase composed essentially of Co and WC and second hard phase expressed by a specific formula and compounding them in specific ratios. CONSTITUTION:The nitrogen-contg. WC based sintered alloy formed with 15-75wt.% first hard phase consisting of 5-20wt.% combined phase composed essentially of Co and contg. small amounts of Cr, Ni, V, etc., and WC, and 15-80% second hard phase consisting of B1 type solid solution expressed by the formula with inevitable impurities is prepared. In this alloy the average grain size of the first hard phase is regulated to 1-3mu; that of the second hard phase is regulated to 0.8-2.5mu; and <=0.5mu grain size is regulated to <=20%. In said formula, (a), (b), (c), (x), (y) and (z) exhibit mol. ratio and a+b+c=1, 0.6>=a>=0.4, 0.4>=b>=0.2, 0.4>=c>=0.1, x+y=1, 0.3>=y>=0 and 1.0>=z>=0.75 are regulated. In this way, the nitrogen-contg. WC based sintered alloy having excellent toughness value and thermal impact resistance is obtd.
Patent JP-H11324124-A (JP)
Title: Balcony
Inventor: YOSHIDA KOJI
IPC: E04B1/348
Filed: 1998-05-13
Abstract: PROBLEM TO BE SOLVED: To provide a balcony in which the striding height of the opening part communicated to the balcony is low. SOLUTION: A balcony unit 5A forming a balcony 5 provided on the second floor of a unit type building is joined with the ceiling beam 22 of the first floor building unit 2, the height level of the balcony 5 is wholly made low, and hence the height level of the floor of the balcony 5 is made lower than the height level of the indoor floor 3A of the second floor. Hereby, although the height dimension of the beams 14A, 14B, 15B of the balcony unit 5A are large, the striding height can be made low, and the opening part communicated to the balcony 5 can be made to be a perfect dust-outlet window.
Patent JP-S6022158-A (JP)
Title: Heat fixing device
Inventor: SASAKI YOSHITAKA
IPC: G03G15/20
Filed: 1983-07-19
Abstract: PURPOSE:To reduce heat loss and temp. drop at the end parts of a heating roll and to obtain a uniform fixing by forming radial grooves on the inside circumference of bearings on both ends of the roll. CONSTITUTION:Bearings 12 are sliding bearings, such as metal-lined bearings mady by ''STARLIGHT''. Radial grooves 13 are formed on the inside circumference of each bearing 12. Each bearing 12 is fitted to the outside of the shaft 8a, 8b of the core 8. Radial grooves 15 are also formed on the inside circumference of the gear 14 of a driving member, and the gear 14 is fixed on the neck of the shaft 8b of the core 8 with a screw 16. The heating roll 1 of a heat fixing device is supported with the bearings 12 having parts of the inside circumferences consisting of air layers and the gear 14 is supported likewise. Therefore, heat loss through these bearings 12 and the gear 14 can be reduced, and temp. drop at both end parts of the roll can be also reduced.
Patent JP-S618548-A (JP)
Title: Complex hot water supplier
Inventor: WATANABE HIROAKI
IPC: F24H1/00
Filed: 1984-06-25
Abstract: PURPOSE:To enable saving of energy and taking of bath in a short period of time as well as improving convenience of use of bath by a method wherein an upper stream movable damper and a down stream movable damper as well as the effect of bypass circuit in a water feeding circuit are applied. CONSTITUTION:A temperature sensor 21 is arranged at the outlet port of a heat exchanger 17, a hot water feeding circuit is divided by a distributing part 22, one of the divided circuit is connected to a hot water cock 24 out of the instrument and the other circuit is connected to a water feeding pipe 26 arranged at a heat exchanger 18 through a driving valve 35 via a hot water feeding pipe 23 and via flow rate restricting part 25. When the mode is set to an additional heating mode by a setting unit 34, the heat exchanger 18 is heated at the combustion part 32 so as to make an additional heating of water in the bath tub 20 under the circulation of the water. Simultaneously, the driving valve 35 is opened and a down stream movable damper 39 is closed and then the upper stream movable damper 38 is opened. Therefore, the waste heat which could not be absorbed by the heat exchanger 18 is passed through the upper stream connected part 43 and carried to the upstream side of the heat exchanger 40 by a blower 36, and its heat is sufficiently absorbed by the heat exchanger 17. The heat exchanger 17 has normally a higher capacity as compared with that of the heat exchanger 18, its thermal conducting area is high and a waste heat is substantially recovered, resulting in that a high performance of additional heating can be realized and an effect of saving energy can be assured.
Patent JP-S618667-A (JP)
Title: Rotary disk for speed detection
Inventor: ASANO HOKAO
IPC: G01P3/486
Filed: 1984-06-25
Abstract: PURPOSE:To provide considerable mechanical strength, to perform high-precision division, and to improve stability in size by providing projections and recesses to the outer peripheral plane part of the rotary disk made of a transparent resin material, and finishing one surface roughly with a die and the other smoothly. CONSTITUTION:A die surface for forming projection parts 3 of the rotary disk 1 is finished roughly and die surface work for recessed parts 2 is finished very precisely; and the rotary disk is formed by using the transparent resin material. Projection parts 3 of the disk 1 are opaque because the die surface is made rough, and recessed parts 2 are transparent because of the die surface for very precise work. The disk 1 has an opaque and a transparent part alternately and rotates between a light emitting and a photodetecting element to detect the rotating speed. Thus, the resin surfaces of the disk 1 are only finished to constitute transparent and opaque parts, so the problem of a burr treatment and a run of resin during resin formation is eliminated to increase the mechanical strength, perform high division, and improve the size stability.
Patent JP-H02308736-A (JP)
Title: Treating material of excretion of pet or the like
Inventor: MORIFUJI YOSHINOBU
IPC: A01K1/015
Filed: 1989-05-24
Abstract: PURPOSE:To obtain an excretion treating material having excellent water absorption properties and solubility, surely treatable by water flow in a water closet by blending sludge for paper making and a highly water-absorbing and water retaining resin, further adding bentonite, granulating and drying. CONSTITUTION:Sludge for paper making is blended with a highly water- absorbing and water retaining resin such as acrylic acid vinyl alcohol copolymer and sodium acrylate polymer, the mixture is mixed with bentonite while stirring, granulated and dried to give a treating material of excretion. A mixture of dried sludge and raw sludge having 70% water content or only the raw sludge is used as the sludge for paper making. When the acrylic acid vinyl alcohol copolymer is used as the highly water-absorbing and water retaining resin, the resin absorbs water 500 times as heavy as the empty weight, has gel strength, water retention free from collapse of shape and is a material suitable for absorbing treatment of excretion of pets, etc.
Patent JP-H05322372-A (JP)
Title: Air conditioner
Inventor: KATO FUMIHIRO
IPC: F25B39/00
Filed: 1992-05-22
Abstract: PURPOSE:To make heat transfer rate between paths uniform and to effectively use a heat exchanger by arranging fine conducting tubes on the ways of the paths, and gathering them to a conducting tube header in the exchanger which becomes an evaporator or a condenser of a refrigerating cycle having a plurality of paths. CONSTITUTION:A refrigerating cycle has a plurality of paths and a heat exchanger which becomes an evaporator or a condenser. In this case, conducting tubes of fine-diameter tubes for communicating the paths are arranged on the ways of the paths. For example, fine conducting tubes 61a-63a are arranged on the ways of the paths 61-63 of an evaporator 6, and gathered by a conducting tube header 6c. Pressure equalizing operation, i.e., refrigerant movement of the paths 61-63 is executed by the header 6c. Thus, heat transfer rate between the paths 61-63 is made uniform, the exchanger is effectively used, and condensing, evaporating capacities are improved. When a heat transfer area is made uniform, a capacity of the refrigerating cycle can be improved.
Patent JP-H06339978-A (JP)
Title: Manufacture of hollow product
Inventor: NAKAGAWA TAIJI
IPC: B29C49/04
Filed: 1993-06-01
Abstract: PURPOSE:To provide a method for easily manufacturing a synthetic resin hollow product with a rib having high reinforcing effect formed integrally in its hollow by blow molding. CONSTITUTION:A plurality of parisons 5 are aligned and hung. Tips of nozzles 6 are inserted into cavities 2 from bottom end openings of the parisons 5 and air is made to blow in them so as to expand the parisons 5 in a cavity of a mold 7, cool, and solidify.
Patent JP-H08318308-A (JP)
Title: Scale crushing tool and descaling device provided with the same
Inventor: YOKOYAMA MASARU
IPC: B08B7/02
Filed: 1995-05-29
Abstract: PURPOSE: To provide a scale crushing tool for improving the pealability of the scale so that the scale is easily removed and descaling device provided with the scale crushing tool. CONSTITUTION: This device is the descaling device for removing the scale by jetting high-pressure water on the surface of steel from a water jetting means 41. A rotary shaft 21, driving means 27 for rotationally driving the rotary shaft and impact imparting tool 22 for imparting impact to the scale on the surface of the steel M are provided.
Patent JP-S5833593-A (JP)
Title: Compound energy conservation equipment for liquefied-gas ship
Inventor: TANIGUCHI TOYOJI
IPC: B63H21/20
Filed: 1981-08-20
Abstract: PURPOSE:To contrive energy conservation in a compound manner, by a method wherein a portion of a boil-off gas is liquefied, a single fuel firing gas turbine is rotated by the rest of the gas, and the energy of the exhaust gas is recovered by a boiler. CONSTITUTION:A heavy oil single fuel combustion type Diesel engine 1 having a high efficiency is used as a main engine, the boil-off gas generated in a liquefied- gas tank 4 is re-liquefied by a re-liquefying device 5, and is returned to the tank 4 as much as possible. A compressor 5b provided for the device 5 is driven by a boil-off gas single fuel firing type gas turbine 6, so that other fuels are unnecessitated. In addition, an exhaust gas boiler 7 utilizing the exhaust gases discharged from the gas turbine 6 and the engine 1 is provided, and the electric power generated by a turbo-generator 8 operated by the steam produced in the boiler 7 is supplied to the places where it is required in the ship. Accordingly, it is contrived to utilize the boil-off gas at a high overall efficiency.
Patent JP-H07305574-A (JP)
Title: Fire shutter allowable to pass through
Inventor: DAIGAKU MASAO
IPC: E06B9/17
Filed: 1994-05-10
Abstract: PURPOSE:To provide a fire shutter which shuts out the convection of the air and has the function to prevent a spreading of fire when a fire breaks out, and does not confine a person when he is left in the fire breaking out section, making him pass through the fire shutter and escape, and furthermore, can be housed in a small case by making it in the foldable type, can be installed simply and at a low cost, and can be set at the inner side or the outer side of a normal house and the like simply. CONSTITUTION:A housing case (4) at the upper part is installed on the ceiling or under the eaves on the upper side of a window, and a weight (2) is installed on the lower side of plural sheets of superposed fire curtains (1). When the fire shutter is not used, the fire curtains (4) and the weight (2) are housed in the housing case (4), and when it is used, stoppers (5) are removed, and the fire curtains (1) are opened by the weight of the weight (2). Furthermore, when the fire shutter is housed, it can be housed automatically or manually, by using a wire (8) provided from the upper side to the lower side.
Patent JP-S6024114-A (JP)
Inventor: HOSODA NOBORU
IPC: A01D45/16
Filed: 1983-07-20
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-S62287216-A (JP)
Title: Optical chopping device
Inventor: IMURA KENJI
IPC: G02B26/04
Filed: 1986-06-05
Abstract: PURPOSE:To maintain the stability of control over the incidence and interception of luminous flux by a chopper at any time by equalizing the displacement quantity of the chopper accompanying the gravity of a bimorph type piezoelectric actuator nearly to the displacement quantity of the light transmission part of a luminous flux control plate accompanying the displacement of an elastic body. CONSTITUTION:While the device is held at an attitude shifted from the perpendicular attitude, an actuator 1 and the chopper 3 are displaced downward by true and the elastic body 5 and luminous flux control plate 4 are also displaced downward by true. In this case, the spring constant of the elastic body 5 is so determined that the displacement quantity of the chopping-side edge 3a of the chopper 3 is substantially equal to the displacement quantity of the light transmission part 4a. Metal, plastic, hard rubber, etc., are used optionally as a material constituting the elastic body 5. The same material with the bimorph type piezoelectric actuator can be used.
Patent JP-S63294804-A (JP)
Inventor: MATSUDA YOSHIO
IPC: A44B19/40
Filed: 1987-05-27
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-H0425761-A (JP)
Title: Probe rotation type ultrasonic flaw detection device
Inventor: KAWADA TADANORI
IPC: G01N29/24
Filed: 1990-05-21
Abstract: PURPOSE:To assemble a probe for next size in an off-line state previously at the time of flaw detection and to shorten the size switching time by assembling the probe in the integral structure with an inner nozzle, an orifice, etc. CONSTITUTION:A probe holder 11 itself is fitted to a rotary mechanism main body 13 through a flange part 12 at all times and a constant amount of water is supplied from a water feed hole 14. Then when the probe 10 and orifice 18 are replaced by varying the external diameter of a material 9 to be inspected, the probe 10, its case 19, the orifice 18, and its case 16 are drawn out in one body and the probe 10 is replaced. At the same time, a probe 10 and an orifice 18 for next external diameter size are assembled in the off-line state integrally with another probe case 19 and another orifice case 16 and fixed to the probe holder 11. When flaw detection is performed, the case 19 is pressed against the holder 11 with a rotational centrifugal force, so fixing screws, etc., may be simple and the replacement time is shortened. Consequently, the size changing time can be shortened.
Patent JP-S5841061-A (JP)
Inventor: ISEMURA NOBUHISA
IPC: B65D81/113
Filed: 1981-08-20
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-2000324036-A (JP)
Title: Repeater for television broadcast
Inventor: FUKUOKA NOBUSHIGE
IPC: H04N5/00
Filed: 1999-05-12
Abstract: PROBLEM TO BE SOLVED: To provide a repeater for a television broadcast that synthesizes adjacent channels where a power capacity required for a synthesizer is small and the synthesizer is made small. SOLUTION: The repeater for a television broadcast having a plurality of repeaters 101, 102, 10n each consisting of an input filter 12 that passes a television signal of a prescribed channel from a signal received by a reception antenna 11, a reception conversion section 13 that converts a frequency of the television signal into an intermediate frequency, an intermediate frequency amplifier section 15 that amplifies the television signal, a transmission conversion section 16 that converts the frequency of the television signal into a transmission frequency, is provided with a synthesizer 17 that synthesizes television signals outputted from the respective transmission conversion sections 16 of the repeaters 101, 102, 10n, with a broadband amplifier 18 that amplifies the television signal synthesized by the synthesizer 17 and with a transmission antenna 20 that transmits the amplified television signal.
Patent JP-S62287015-A (JP)
Title: Production of time piece parts
Inventor: KUBOKI ISAO
IPC: C21D9/00
Filed: 1986-06-06
Abstract: PURPOSE:To inexpensively produce time piece parts having stable quality by heating up a carbon steel contg. a specific ratio of carbon to a specific temp., then quickly cooling the steel down to a specific intermediate temp., holding the same at said temp. and further cooling the steel and subjecting same to turning. CONSTITUTION:The carbon steel contg. 0.05-0.50wt% carbon is heated up from the low temp. region up to the temp. above the Ac3 transformation point and is quickly cooled down to the intermediate temp. from the Ar1 transformation point to 450 deg.C, then the steel is isothermally held at said temp. The austenite is, therefore, converted to the two-phase mixed structure composed of ferrite and structure pearlite. The machinability is thereby improved. The carbon steel contains, by weight, 0.01-0.30% Pb, <=0.10% Te, <=0.35% S, and <=1.5% Mn. The carbon steel subjected to the isothermal holding is further cooled. The long-term continuous turning is executed and the inexpensive time piece parts are obtd. if such steel is turned to desired shapes.
Patent JP-S61291411-A (JP)
Title: Powdery ammonium nitrate composition
Inventor: INOUE MASAAKI
IPC: C01C1/18
Filed: 1985-06-17
Abstract: PURPOSE:To obtain the titled composition having improved coagulation resistance with only a small amount of anticoagulant, by compounding powdery or granular ammonium nitrate with an anticoagulant composed of a specific mixture. CONSTITUTION:The titled composition can be produced by compounding powdery or granular ammonium nitrate with zinc ammonium sulfate (A) and fine powder of metal oxide (B). The component A is the one containing <=5mol of crystallization water per molecule since the lower crystallization water content gives longer duration period of the anticoagulant effect. The amount of the component A is 0.05-1wt% based on the ammonium nitrate. The component B is silica, alumina, etc., having an average particle diameter of <=100mmu and is used in an amount of 0.005-0.5wt% based on the ammonium nitrate. The powdery or granular ammonium nitrate composition has extremely low coagulation tendency in spite of low content of the anticoagulant, and consequently, has high industrial value from the view point of quality and economicity.
Patent JP-H0426213-A (JP)
Title: Ceramic filter and manufacture thereof
Inventor: SASAKI AKIO
IPC: H03H3/02
Filed: 1990-05-22
Abstract: PURPOSE:To miniaturize the ceramic filter and to improve accuracy of the dimension of the product by forming terminal electrode films at the both terminals of a laminated construction laminating and integrating protection boards onto a piezoelectric ceramic board. CONSTITUTION:On a polarized porous piezoelectric ceramic substrate 1, the prescribed filter electrode film patterns are respectively provided at plural spots on the both sides of respective bar-shaped parts 12. On the other hand, porous alumina protection substrates 20 and 20 having cavity parts 23 and 33 are prepared on counter faces corresponding to oscillation areas provided for the respective filter electrode film patterns of the porous piezoelectric ceramic substrate 1. These alumina protection substrates 20 and 30 are integrally adhered onto the both sides of the porous piezoelectric ceramic substrate 1 so as to prepare a porous laminated substrate 40, and the terminal electrode films are formed at the both terminals of this laminated construction. Thus, the accuracy of the dimension of the product can be improved and further, the miniaturization can well be coped with.
Patent JP-S6023542-A (JP)
Inventor: USUI TETSUYA
IPC: E04C2/30
Filed: 1983-07-18
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-H1088128-A (JP)
Title: Rare earth element acid sulfide fluorescent substance and x-ray detector using the same
Inventor: AKIWA TAKESHI
IPC: G01T1/202
Filed: 1997-05-22
Abstract: PROBLEM TO BE SOLVED: To obtain the subject fluorescent substance represented by a specific formula, capable of being excited with X-rays, gamma-rays, etc., to generate afterglow-reduced scintillation in high efficiency. SOLUTION: This rate earth element acid sulfide fluorescent substance is expressed by the formula: (Gd1-x-y , Prx , Scy , Cez )2 O2 S [(x), (y), (z) are each defined by the inequality: 10<-4> <=(x)<=2×10<-1> ; 10<-4> <=(y)<=10<-1> ; 0<=(z)<=10<-6> ]. The fluorescent substance is used as a scintillator to obtain an X-ray detector. A signal/noise ratio (S/N ratio) is good.
Patent JP-2000320093-A (JP)
Title: Structure for supporting eaves gutter
Inventor: WATABE WATARU
IPC: E04D13/072
Filed: 1999-05-12
Abstract: PROBLEM TO BE SOLVED: To avoid setting-up of a scaffold only for the purpose of constructing an eaves gutter, by providing a structure for supporting the eaves gutter which enables a workman to get on a roof substrate structure to execute work. SOLUTION: An eaves gutter supporting metal fitting 2 has a fixing surface formed on the side to be fixed to a substrate and an engaging part 23 for an eaves gutter formed on the opposite side to the fixing surface. As for the eaves gutter 3, an engaging part 31 for the eaves gutter supporting metal fitting is formed at one end edge of an eaves gutter part 32 and a fixing part is formed at the other end edge. The fixing part of the eaves gutter 3 is fixed on the upper side of the substrate and the engaging part 23 for the eaves gutter is engaged with the engaging part 31 for the eaves gutter supporting metal fitting, while the fixing surface of this metal fitting 2 is fitted immovably on the upper side of the substrate. By using this supporting structure of the eaves gutter 3, a workman can get on a roof substrate structure to execute work.
Patent JP-S6112101-A (JP)
Title: Method for fixing azimuth angle and elevation angle of parabolic antenna and fitting metalic fixture
Inventor: ICHIKAWA MITSUHARU
IPC: H01Q1/12
Filed: 1984-06-28
Abstract: PURPOSE:To fix correctly a parabolic antenna toward a satellite by inserting an elevation angle adjusting member fitted with the parabolic antenna to a steel pipe pole via an azimuth angle adjusting member. CONSTITUTION:The azimuth angle adjusting member A is fixed to a horizontal rotary member D inserted turnably to the steel pipe pole 40. An elevation angle adjusting member B fitted with the parabolic antenna BS is fitted freely turnably to the azimuth angle adjusting member A. Then the azimuth angle of the horizontal turning member D is deided by stainless band 74 and an azimuth adjusting metallic fixture 71 provided to the steel pipe pole 40. Then the elevation angle of the elevation angle adjusting member B is adjusted by the adjusting tool such as an adjusting tool 67 and a stainless band 65 or the like. Further, the azimuth angle adjusting member A and the elevation angle member B are fixed. Thus, the parabolic antenna is fixed correctly toward the satellite.