baber/WOPTO huggingface dataset:
Patent JP-H08177420-A (JP)
Title: Backlash measuring device in rolling mechanism
Inventor: YORITA HIROSHI
IPC: F01L1/34
Filed: 1994-12-22
Abstract: PURPOSE: To measure backlash without innovating an internal combustion engine in a backlash measuring device of a rolling mechanism of a variable valve timing mechanism, etc., of the internal combustion engine. CONSTITUTION: A phase computing element 301 generates a signal corresponding to a phase difference of a camshaft and a crankshaft from pulse signals from a cam angle sensor 23 and a crank angle sensor 21, and by passing a phase difference signal from the phase computing element 301 throug a first band-pass filter 302, a frequency component decided by the number of engagement and the number of rotation of the piston with a housing which is a member of the side of a timing pulleyis taken out. Additionally, by passing a second band- pass filter 303, a frequency component decided by the number of teeth and the number of rotation of engagement of the piston and an inner gear which is a member on the side of the camshaft is taken out, and a voltage measuring device 304 displays amplitude=backlash of each of frequency signals.
Patent JP-H02166777-A (JP)
Title: Manufacture of laminated piezoelectric actuator
Inventor: FUDA YOSHIAKI
IPC: H01L41/09
Filed: 1988-12-21
Abstract: PURPOSE:To obtain a laminated piezoelectric actuator having high reliability of a glass insulating layer by forming a glass state, and then composing to include a step of hot hydrostatically pressing at a temperature lower than a liquefying temperature. CONSTITUTION:In order to form a glass state on the exposed inner electrode of a laminated piezoelectric active ceramic sintered material, it is necessary to heat glass powder to a liquefying temperature or higher. When a glass insulating layer 14 is formed on a side face by using lead titanate zirconate piezoelectric active ceramic sintered material 10 having 64 layers of inner electrode layers each containing a composition of 70wt.% of silver and 30wt.% of palladium, zinc borosilicate glass powder having 575 deg.C of liquefying temperature is ionized with alcohol to be suspended, adhered onto the inner electrode 12 of piezoelectric ceramic sintered material 10 by an electrophoresis, then heated at 615 deg. for 4 hours to be liquefied, HIP-processed at 550 deg.CX1000 atms to form a glass insulating layer 14. As a result, pores in the glass insulating layer are vanished, and a laminated piezoelectric actuator in which reliability is improved with less malfunction in a voltage resistance test is obtained.
Patent JP-H11143290-A (JP)
Title: Fixing device, warm-up operation control method therefor, temperature adjustment control method therefor and image forming device
Inventor: OKI NAOYUKI
IPC: G03G15/20
Filed: 1997-11-07
Abstract: PROBLEM TO BE SOLVED: To enable a sure warm-up operation at an optimum time matched with the state of a rotary member. SOLUTION: A thermistor 208 for detecting a surface temp. is arranged in the vicinity of the surface of a heating roller in a fixing unit. Further, a microcomputer capable of detecting the surface temp. of the heating roller by the thermistor 208 after an arbitrary time lapses from the start of the rotation of two rollers, during a warm-up operation, so as to change or set the completion temp. of the warm-up operation, based on the result of the detection is arranged in a control unit 205. When the surface temp. of the heating roller reaches the completion temp. of the warm-up operation, a motor 206 is stopped.
Patent JP-2000140163-A (JP)
Title: Socket for golf club
Inventor: TONOMURA TAKASHI
IPC: A63B53/00
Filed: 1998-11-11
Abstract: PROBLEM TO BE SOLVED: To visually recognize ornamentation, such as characters of an ornament layer to be applied on a cylindrical member for ornamentation from outside by constituting a socket for golf clubs of a socket body formed from a transparent or translucent synthetic resin and a cylindrical member for ornamentation inserted and integrated into the inner side of the socket body. SOLUTION: The socket to be mounted to the joint part of a head and a shaft is composed of the socket body 4 formed transparent or translucent of the synthetic resin and the cylindrical member 5 for ornamentation inserted and integrated into the inner side of the socket body 4. The socket body 4 is bored with a shaft insertion part 6a and the inside on the lower side is provided with a cavity part 10 having an opening 9. The cylindrical member 5 for ornamentation is composed of the insertion part 11 having approximately the same shape as the shape of the cavity part 10 and an ornament layer 12 applied on the surface of the insertion part 11. The bottom end of the insertion part 11 is integrally provided with a collar part 13. As a result, the sockets having ample variations may be molded by diversifying the designs of the ornament layer 12.
Patent JP-H02167494-A (JP)
Title: Nuclear fuel element and its production
Inventor: ITO KUNIO
IPC: G21C3/20
Filed: 1988-12-21
Abstract: PURPOSE:To prevent the embrittlement of a cladding pipe by fission products (FP) at the time of high burn-up and to maintain the mechanical strength by forming a pure zirconium layer and zorconium oxide layer on the inside surface of the cladding pipe. CONSTITUTION:The pure zirconium layer 10 is formed on the inside surface of the cladding pipe 2 and is subjected to a 1st stage of a heat treatment at and for a prescribed temp. and time in a 20% oxygen gaseous mixture to form a ZrO2 layer on the surface of the layer 10. The 2nd stage of the heat treatment is then executed in a vacuum at and for the prescribed temp. and time to diffuse oxygen form the inside surface and to form the zirconium oxide layer 11 of the non-stoichiometric compsn. ZrOx (where 0.04<x<0.06) on the surface of the layer 10. Fuel pellets are loaded into such cladding pipe 2 to constitute a nuclear fuel element 1. The excess oxygen is released from the pellets 3 and cracks are generated in the surface of the cladding pipe 2 if such element is loaded to the core of a nuclear reactor, but the underlying ZrOx layer acts as a barrier against the corrosion by the FP and the deterioration of the element 1 is prevented.
Patent JP-H10163275-A (JP)
Title: Manufacture of substrate for semiconductor mounting
Inventor: CHINDA SATOSHI
IPC: H05K3/34
Filed: 1996-12-02
Abstract: PROBLEM TO BE SOLVED: To provide a manufacturing method of a substrate including an effective masking process, by shielding positions except a position on which specified surface treatment is performed by using dry film resist as a mask, when different kinds of surface treatment films are formed by changing positions. SOLUTION: After holes 1, 2 are opened on a polyimide tape, a copper foil is stuck on the polyimide tape. Solder resist 3 is spread on a part where plating is unnecessary. This tape carrier is dipper in electrodes tin plating solution, and a tin plating film formed on an exposed copper foil pattern surface. Dry film resist 6 is hot-pressed, keeping the width perfectly covering an inner lead part 4 manufacturing by the above processes. The tape carrier is dipped in tin plating release solution, a tin plating film of an outer lead part 5 which is not covered with the dry film resist 6 is dissolved and eliminated, and an outer lead 7 wherein tin plating has been exfoliated is obtained. The outer lead part 5 is plated with nickel by using electroplating. Gold-plating is performed on nickel by using electroplating, and an outer lead 8 of double layer plating of gold/nickel is formed.
Patent JP-H09162172-A (JP)
Title: Method for removing etching damage
Inventor: TOMITA KAZUISHI
IPC: H01L21/3065
Filed: 1995-12-11
Abstract: PROBLEM TO BE SOLVED: To remove a part of an underlying silicon layer damaged at the time of making a contact hole in an interlayer insulation film while minimizing the side etching of the contact hole. SOLUTION: A part 24 of an underlying silicon layer 23 damaged at the time of making a contact hole 22 in an interlayer insulation film, i.e., a BPSG layer 21, is removed by the inventive method. A semiconductor wafer 1 having such a damaged part 24 is set in a chamber and a processing gas of CF4 +O2 , where the content of CF4 is 60-80vol.%, is introduced into the chamber at a flow rate of 65-95sccm with introduction pressure of 0.5-1.0Torr. A high frequency power is then applied thereto in order to generate a plasma thus removing the damaged part 24.
Patent JP-H03182682-A (JP)
Title: Fuel injection valve
Inventor: KATO MASAAKI
IPC: F02M61/16
Filed: 1989-12-12
Abstract: PURPOSE:To provide a fuel injection valve which is decreased in a sack volume and has excellent spray characteristics by constituting the fuel injection valve with a valve body having an injection nozzle extending from the interior of a conical surface to the exterior and a needle valve having a three-stage slope formed to the tip of a columnar shaft body. CONSTITUTION:A first slope 32 having an angle lower than an angle alpha2 of a conical surface 22 of a valve body 2, a second slope 33 having an angle slightly higher than that of the conical surface 22 with a boundary therebetween being an annular tangent 30 making contact with the conical surface 22, and a third slope 34 having an angle alpha1 higher than the angle alpha2 of the conical surface 22 are continuously formed to a needle valve 3. A plurality of inclination grooves 35 are formed in a columnar shaft 31 and the slope 32 of the needle valve 3, and fuel fed in a columnar hole 21 through the inclination groove 35 flows as it is revolved around the needle valve 3.
Patent JP-2000149612-A (JP)
Title: Lighting system for store
Inventor: SAITO YOSHITOKU
IPC: F21S4/00
Filed: 1998-11-12
Abstract: PROBLEM TO BE SOLVED: To brighten the inside of a store to lure customers while saving energy by installing multiple light sources arranged in the central part of the store in an array form in a manner that sets the lengthwise direction of their luminescent parts in parallel with the entering direction from the entrance to the store. SOLUTION: The lines of luminescent parts are arranged in parallel with each other between merchandize display racks 3 which are so arranged in multiple lines in the central part of a store as to be parallel with the entering direction from the store entrance 2. The sense of brightness can sufficiently be kept even if a predetermined number of lamps are reduced by arranging multiple light sources 4-6 using straight tube type fluorescent lamps or the like near and along walls 7-9. Thereby, the front wall surface opposite to the entrance is brightly irradiated, the luminescent parts can be seen well, and high luminance part occupies the inside of a visual field when viewed from the outside of the store.  Each interval (a) in the lengthwise direction of the luminescent parts of the light sources 1 is preferably 0.1-1 times as much as the length L in the lengthwise direction of the luminescent parts. When the walls 8, 9 are irradiated by using a reflecting plate, the sense of brightness of the whole space can be enhanced.
Patent JP-H07178533-A (JP)
Title: Metallic mold for forming fiber reinforce metallic piston
Inventor: FUKUHARA YASUHIDE
IPC: B22C9/06
Filed: 1993-12-21
Abstract: PURPOSE:To sufficiently eliminate the air at the time of casting, to sufficiently impregnate molten metal into a preform for reinforcing and to reduce the development of cast defect by forming a rugged part supporting the preform for reinforcing on the whole bottom surface of a metallic mold. CONSTITUTION:The preform 7 is set in the recessed part 2 of the metallic mold 1 and the molten aluminum alloy 10 is poured into the recessed part 2. Then, in the pressurizing and impregnating process, the molten allay 10 is pressurized with a plunger 3 and cooled and solidified in the mold to be formed in a rough piston shape. At this time, the molten aluminum alloy 10 is impregnated into the preform 7 by pressure of the plunger 3 and the air included in the preform 7 is introduced to a through-hole 4 through a clearance L1 and V shape passages (rugged part) 6, 8 and discharged from the clearance L1. By this method, the discharge of the remaining air in the preform on the bottom surface 2B is sufficiently performed and the molten aluminum alloy 10 is sufficiently impregnated every corner of the preform 7 and cast.
Patent JP-H08143071-A (JP)
Title: Pocket tissue box
Inventor: NAKAIZUMI HIDEKAZU
IPC: B65D83/08
Filed: 1994-11-17
Abstract: PURPOSE: To extract pocket tissue by one hand in a simple manner by sticking a seal. CONSTITUTION: A pressure adhesive sheet 2 is stuck on a plastic case 1.
Patent JP-H02168265-A (JP)
Title: Negatively chargeable developer for electrostatic charge image and its production
Inventor: KANBAYASHI MAKOTO
IPC: G03G9/087
Filed: 1988-12-22
Abstract: PURPOSE:To obtain picture image having distinct picture characteristic contg. no fog by fixing and burying specified fluidity improver in the neighborhood of the surface of fine particles contg. a colorant by a mechanical shock. CONSTITUTION:Fine particles(A) contg. a colorant and a fluidity improver particles(B) are allowed to pass through an impact zone 34 having 0.5-5mm shortest clearance formed by a rotary piece and a stationary piece or by two kinds of rotary pieces at 20-80 deg.C atmosphere temp. The fine particles (B) are fixed on the surface of the fine particles (A) by the mechanical shock at the impact zone 34. It is preferred that such particles generating <=20muc/g, pref. <=10muc/g electric charge quantity (expressed in terms of absolute value) when they are charged by the friction with magnetic particles and having a positive chargeability, are suitable for the particle(B). Thus, chargeability stable for a long time is obtd. and a picture image having distinct picture characteristics contg. no fog is obtd.
Patent JP-H04190052-A (JP)
Title: Air conditioner and its operating method
Inventor: NAKAMURA HIROO
IPC: F25B13/00
Filed: 1990-11-26
Abstract: PURPOSE:To improve comfortable feeling and energy saving concurrently by a method wherein the first adjusting device and the second adjusting device are cooperatively and properly adjusted. CONSTITUTION:During a heating operation, refrigerant is circulated in an order of a compressor 1   a four-way valve 2   the first utilization side heat exchanger 3   the first adjusting device 4 the second utilization side heat exchanger 5   the second adjusting device 6  an outdoor heat exchanger 7   the four-way valve 2   an accumulator 8   the compressor 1. In this case, the first adjusting device 4 is fully opened and the second adjusting device 6 is properly adjusted, thereby the heat exchanger 3 is operated as a condensor, the heat exchanger 5 is operated as a supercharger and the heat exchanger 7 is operated as an evaporator. Under a cooling operation, the four-way valve 2 is changed over to cause the refrigerant to flow in the order of the compressor 1   the four-way valve 2   the outdoor heat exchanger 7   the second adjusting device 6  the second utilization side heat exchanger 5   the first adjusting device 4   the first utilization side heat exchanger 3   the four-way valve 2   the accumulator 8   the compressor 1. In this case, the first and second adjusting devices 4 and 6 are properly adjusted, the heated exchanger 7 is operated as a condensor, the heat exchanger 5 is operated as a high temperature evaporator and the heat exchanger 3 is operated as a lower temperature side evaporator.
Patent JP-H10160752-A (JP)
Title: Acceleration detecting apparatus
Inventor: SUGITANI NOBUYOSHI
IPC: G01P15/18
Filed: 1996-12-02
Abstract: PROBLEM TO BE SOLVED: To obtain an acceleration detecting apparatus in which voltages according to accelerations in two directions can be detected by a single acceleration detection part by a method wherein a voltage generated at a time when an acceleration sensing part is bent to a second direction is detected by a first detection part and a voltage generated at a time when the acceleration sensing part is bent to a third direction nearly perpendicular to a first direction and the second direction is detected by a second detection part. SOLUTION: An acceleration sensing body 1 is composed of a fixation part 11 to which an object to be acceleration-detected is fixed, of an acceleration sensing part 12 and of a weight part 13, and it is constituted integrally of a piezoelectric crystal quartz single-crystal substrate. The single-crystal substrate which is used for the acceleration sensing body 1 is a Z-plate, and it is cut in a plane perpendicular to the Z-axis of a crystal direction. Then, when the object to be detected is moved at an acceleration in an arbitrary direction inside the X-Z plane, an inertia force acts on the weight part 13 in the opposite direction.  Since bend components in the X-direction and the Y-direction of the bend of the acceleration sensing part 12 correspond to components in the X-direction and the Z-direction of the acceleration, an output voltage at the output terminal of the first detection part indicates the acceleration of the component in the X-direction, and an output voltage at the output terminal of a second detection part indicates the acceleration of the component in the Z-direction.
Patent JP-H08178491-A (JP)
Title: Freezer-refrigerator
Inventor: MIYAGAMI JUNJI
IPC: F25C1/24
Filed: 1994-12-26
Abstract: PURPOSE: To make ice of a prescribed quantity in the shortest time, to eliminate freezing in a water supply pipe surely at the time of operation of a water supply pump, to make the time of electrification of a water supply pipe heater as short as possible and thereby to reduce power consumption, in a freezer- refrigerator equipped with an automatic ice making device. CONSTITUTION: In a freezer-refrigerator wherein an ice making tray 5, a driving part 6, an ice-making sensor 14, etc., are provided in a freezing chamber 3 and a water supply pump 9, a water supply tank 10, etc., are provided in a refrigerating chamber 4, while a water supply pipe 11 supplying water pumped up by the water supply pump 9 to the ice making tray 4 is provided and a water supply pipe heater 12 is provided around the water supply pipe 11, a control device 16 electrifies the water supply pipe heater 12 when a prescribed time passes or an integrated time of operation of a compressor 17 reaches a prescribed value after a temperature (T) shown by the ice-making sensor 14 becomes a prescribed temperature or below.  It stops the electrification of the water supply pipe heater 12 when a prescribed time passes or the temperature (T) exceeds the prescribed time after the subsequent operation of the water supply pump 9.
Patent JP-H02169385-A (JP)
Title: Hull construction
Inventor: SASAKI YUTAKA
IPC: B63B5/24
Filed: 1988-12-22
Abstract: PURPOSE:To make improvements in rigidity of the bottom as making it lighter in weight by forming the bottom into a double structure, and charging a buoyant body consisting of foaming material to an interspace between both first and second bottom plates, while attaching a mounting bracket for setting inboard equipment tightly on the second bottom plate. CONSTITUTION:When it is executed to a hull construction of a small jet propulsion boar, the hull 11 is constituted of its bottom 12 and an upper deck 13 mounted on this bottom 12, and an engine room 14 is partitioned off by those of bottom 12 and upper deck 13. The bottom 12 is formed in to a double structure with both first and second bottom plates 25, 26, and a buoyant body 27 consisting of foaming material is charged to a interspace between both these bottom plates 25, 26. In this case, these bottom plates 25, 26 are made of glassfiber reinforced plastics, and the second bottom plate 26 is extended almost in flatness in the boat length direction from the bow of the hull 11. Then, a base plate 30 as a mounting bracket for inboard equipment including an engine 20 or the like is clamped to a specified position on this second bottom plate 26.
Patent JP-2001142465-A (JP)
Title: Soundproof box
Inventor: WAKIYAMA SHIGERU
IPC: G10K11/16
Filed: 1999-11-12
Abstract: PROBLEM TO BE SOLVED: To provide a soundproof box which obtains a soundproofness without changing the center of gravity and weight of an apparatus which is an object to be protected against the sound disturbance owing to the attachment of the soundproof box in the soundproof box protecting an apparatus against the scoustic component from the surroundings. SOLUTION: This soundproof box is constituted so as to be movable independent of an apparatus which is the object to be protected against the acoustic component from the surroundings. In addition, this soundproof box is constituted so as to be provided with wheels (caster) for movement and a leg structure which is elevalable for installation and fixation.
Patent JP-H08208961-A (JP)
Title: Composition comprising polycarbonate and polyester and having durability to gamma-ray irradiation
Inventor: JIEIMUZU PII MEISON
IPC: C08L83/06
Filed: 1995-11-17
Abstract: PROBLEM TO BE SOLVED: To obtain a thermoplastic molding compsn. improved in γ-ray resistance by compounding a compsn. comprising a polycarbonate resin and a specific copolyester resin with a specific siloxane compd.  
     SOLUTION: The thermoplastic molding compsn. is prepd. by compounding a compsn. comprising about 1-99 wt.% polycarbonate resin and about 99-1 wt.% copolyester resin formed from phthalic acid, cyclohexanedimethanol, and ethylene glycol in a molar ratio of cyclohexanedimethanol to ethylene glycol of (1:1)-(4:1) with a siloxane compd. having oxirane groups and in an amt. effective for imparting a sufficient γ-ray resistance to the compsn., pref. 0.01-0.4 phr based on the sum of the two resins. 
     COPYRIGHT: (C)1996,JPO
Patent JP-H02166216-A (JP)
Title: Method for melting scrap
Inventor: ISHIDA HIROAKI
IPC: C21C5/28
Filed: 1988-12-21
Abstract: PURPOSE:To stably execute melting of scrap at high efficiency by arranging side blow tuyeres for blowing oxygen gas satisfying the specific inequality to furnace belly part in a converter and also executing oxygen supply of a top flow lance while reciprocatively rotating at the specific rotating speed. CONSTITUTION:At the time of melting and refining the scrap with the top and bottom combined blowing converter 1, the side blow tuyeres 2 for blowing the oxygen satisfying the condition of the inequality -1.2H<=D.tantheta<=1.2H are arranged at the furnace belly part in the converter 1. Wherein, theta: horizontal angle, H: distance from the molten metal 5 surface to the tuyere 2 after completing the scrap melting, D: inner diameter of the furnace 1. From this side blow tuyere 2, too, the oxygen gas is blown into the converter 1 and also the oxygen supply from the top blow lance 3 is executed while reciprocatively rotating at 0.2-20rpm rotating speed as centering the top blow lance 3 as the axial center. By this method, the stable scrap melting is executed with low heat source cost at high efficiency.
Patent JP-2000135575-A (JP)
Title: Friction jointing device and friction jointing method
Inventor: KOGA SHINJI
IPC: B23K20/12
Filed: 1998-10-27
Abstract: PROBLEM TO BE SOLVED: To perform a jointing operation of a jointed member at high efficiency in a manner that a jointing direction varies by mounting a jointing tool to a rotor which can be rotated around an axial core perpendicular to a jointing part surface of a jointed member and fixed to a specific rotation position under an inclined condition. SOLUTION: A tool supporting member 25 is fixed to a rotor 24 while it is inclined against its axial core by a given angle α. Also, the tool supporting member 25 can be rotated around a Z direction axial core by a motor 28 along with the rotor 24. The tool supporting member 25 is pressed downwards via a main body frame 18 by an air cylinder 34, so that a jointing tool T is pressed to and brought into contact with a jointed member P. As a result, even if plate thickness variation due to manufacturing error of the jointed member P, setting error to a fixed board, or partial deformation on the fixed board face occur, positional relationship between the jointed member P and the jointing tool T is kept approximately constant, for performing good jointing.