baber/WOPTO huggingface dataset:
Patent JP-S63158409-A (JP)
Title: Rate gyroscope based on time difference measurement
Inventor: NAGATA TETSURO
IPC: G01C19/02
Filed: 1986-12-22
Abstract: PURPOSE:To measure an angular velocity of a base element supporting rotary bodies, by measuring a time required for the rotation of each of a plurality of rotary bodies rotating in concert with each other, and by determining a time difference between them. CONSTITUTION:A driving device 1 is fitted to a base 2, and a plate (a) 3 is driven directly, while a plate (b) 4 is driven reversely. The plates 3 and 4 have slits 5 provided in the same number and at the same interval, respectively, Moreover, pulse generators 6 corresponding to the plates (a) 3 and (b) 4 respectively are fitted to the base 2. Together with a quartz oscillator, these pulse generators 6 deliver signals to a time counting element, which counts a time required for the rotation of each plate. Arithmetic operations of time measurement and the result of measurement are executed by a microcomputer. An angular velocity of the base element 2 supporting rotary bodies is measured from a time difference between the rotations of the plates to be obtained from the operations.
Patent JP-H07305522-A (JP)
Title: Installation room of individual dwelling house
Inventor: IKUNO TAKASHI
IPC: E04F19/08
Filed: 1993-11-12
Abstract: PURPOSE:To facilitate maintenance and inspection of devices and prevent generation of rust by forming a semi-basement out of a semi-underground floor and peripheral walls having heat insulating property and waterproof property and the floor of the first story, and housing installation of a dwelling house there in. CONSTITUTION:A semi-underground floor 5 is formed by laminating a heat insulating layer 9 consisting of an urethane foam board and a waterproof layer 10 consisting of a waterproof sheet on a floor slab 8 made of reinforced concrete. In addition, walls 6 having heat insulating property and waterproof property are standingly provided on the peripheral edge, and a semi-basement 4 of excellent heat insulation, waterproofing, soundproofing, and airtightness is formed out of them and the floor 7 of the first story. Further, the semi- basement 4 is provided with an inspection port, a staircase, a lid, and the like. The installations of a dwelling house such as an air conditioning equipment and an electric equipment are housed in the semi-basement 4. Hereby the devices are prevented from rusting, the maintenance and inspection is facilitated, and the space can be effectively utilized.
Patent JP-H08157537-A (JP)
Title: Carboxylated fluorocopolymer and its production
Inventor: WASHIDA HIROSHI
IPC: C08F218/04
Filed: 1994-12-12
Abstract: PURPOSE: To obtain a carboxylated fluorobcopolymer which gives a uniform coating film excellent in weatherability by copolymerizing a fluoroolefin, a vinyl ester, a hydroxylated vinyl ether, a vinyl ether which does not contain a hydroxyl group, and a specified unsaturated carboxylic acid. CONSTITUTION: This copolymer is obtained by copolymerizing a fluoroolefin, a vinyl ester, a hydroxylated vinyl ether, a vinyl ether which does not contain a hydroxyl group, and an unsaturated carboxylic acid which has neither an ester structure nor a vinyl ether structure, preferably at a molar ratio of 100:(25 to 70):(6 to 100):(1 to 60):(3 to 100).
Patent JP-H05144074-A (JP)
Title: Semiconductor laser device
Inventor: TAKEGAWA HIROSHI
IPC: G11B7/135
Filed: 1991-11-22
Abstract: PURPOSE:To provide a compact semiconductor laser device which prevents the degradation of the diffraction efficiency, the increase of aberrations, or the like. CONSTITUTION:A semiconductor laser device L1 is provided with a stem 1, a semiconductor laser element 2 for light emission, a photo diode 7 for light reception, and a hologram element 4 for light diffraction. The hologram element 4 is provided with a first face 4a brought into contact with the upper outside surface of a cap 3 and a second face 4b which is parallel with the first race 48 and has a grating formed. The first face 4a is provided with a first mirror 8 which reflects the light, which is diffracted by the grating of the second face 4b and penetrates the hologram element 4, to guide it toward the second face 4b. The second face 4b of the hologram element 4 is provided with a second mirror 9 which reflects again the light reflected by the first mirror to it to the photo diode 7.
Patent JP-H03170605-A (JP)
Title: Method for pulverizing sponge iron
Inventor: SUGIHARA YUTAKA
IPC: B02C25/00
Filed: 1989-11-29
Abstract: PURPOSE:To efficiently and finely pulverize sponge iron to be a stable apparent density by supplying the sponge iron into a pulverizer, finely pulverizing, screening and adjusting a supplying quantity of sponge iron so that load current value in the pulverizer comes to the prescribed value. CONSTITUTION:The sponge iron from a fresh raw material hopper 1 is supplied into Novorotor mill 4 for pulverizer through screw feeder 2 driven with a variable velocity motor 15 and belt bucket conveyor 3 and finely pulverized. This fine pulverized powder is supplied to a screen 10 through a blowing-up tube 7 and cyclone 8 and screened. The powder of plus sieve is again returned back to the above mill 4 and the powder of minus sieve is recovered into a hopper 11. In the above circulating type sponge iron pulverizing method, before-hand relation between the apparent density of minus sieve and load current values of motors 4, 5 for pulverizer 4, is obtained. Further, the above motor 15 is controlled through a converter 16 to adjust supplying quantity of the sponge iron, so that the detected load current value in the pulverizer 4 becomes the prescribed value corresponding to the target apparent density of minus sieve with an ammeter 14 used as a load setter in common.
Patent JP-H04178906-A (JP)
Title: Magnetic head
Inventor: MITSUMATA CHIHARU
IPC: G11B5/133
Filed: 1990-11-14
Abstract: PURPOSE:To enable reproduction output and phase margin to be improved and variation of head performance to be minimized by providing a magnetic core where a half body of the magnetic core consisting of a specific ferrite and a metal magnetic film is joined and formed through a non-magnetic gap. CONSTITUTION:A soft-magnetism polycrystalline Mn-Zn ferrite which consists of 30-35% MnO, 50-55% Fe2O3 in mol %, and the remainder of ZnO and small amount of admixtures and which has a saturation magnetostriction constant lambdaS (0 >lambdaS>= -4.0 X 10<-6>) is used as a material of a magnetic core. Composition range of ferrite is obtained by considering achievement of a thermal coefficient of expansion which prevents separation of a metal magnetic film or crack of glass and ferrite and soft magnetic characteristic even in a polycrystalline Mn-Zn ferrite single body, thus enabling reproduction output and phase margin to be improved and variation of head performance to be minimized.
Patent JP-H03167921-A (JP)
Title: Signal conversion method
Inventor: SHIMIZU HIROSHI
IPC: G06G7/38
Filed: 1989-11-28
Abstract: PURPOSE:To convert a nonlinear vibration waveform accurately with a simple means by converting a wave number, an amplitude and a waveform of an input signal into an optional nonlinear waveform via a nonlinear conversion means in the case of receiving one or plural input signals to apply nonlinear waveform conversion. CONSTITUTION:The method is constituted such that an organism membrane voltage D being an analog value is inputted to an integration device 10 and a digital output X is obtained from an integration device 11. An integration device 12 receives X and X and outputs X<2>. An integration device 13 receives X and X<2> and outputs X<3>. An amplifier A1 generates A1X<3>, an amplifier B1 generates B1X<2>, an amplifier C1 generates C1X and an adder 20 forms a term B of equation I. On the other hand, amplifiers A2, B2, C2 generate A2X<3>, B2X<2> and C2X respectively and an adder 21 forms a term C of the equation I. The integration device 10 integrates the terms C, D of the equation I and the integration device 11 integrates the output of the integration device 10 and the term B, resulting forming the equation I and obtaining the output X. An input signal is optionally subject to nonlinear conversion by adjusting parameters A1, B1 so as to satisfy the equation I.
Patent JP-H11138164-A (JP)
Title: Method for purifying turbid water
Inventor: KUBOTA NOBORU
IPC: C02F1/44
Filed: 1997-11-11
Abstract: PROBLEM TO BE SOLVED: To provide the method for purifying turbid water by which the clear water utilizable as drinking water, industrial water, etc., is stably obtained over a long period from the raw water such as river water and lake water contg. a suspension. SOLUTION: The raw water contg. a suspension is filtered by the use of a hollow-fiber filter membrane module, and the raw water mixed with air is brought into contact with the outer surface of the membrane at regular or irregular intervals to clean the membrane. In this method for purifying turbid water, the module consists of a hollow-fiber filter membrane having >=4.0 MPa tensile strength. Consequently, the deterioration of the membrane due to the cleaning by air bubbling is minimized, and the clear water utilizable as drinking water, industrial water, etc., is obtained over a long period from the raw water such as river water and lake water.
Patent JP-H07155706-A (JP)
Title: Method for washing and drying long-sized material at high speed and line device
Inventor: TAKEUCHI SETSUZO
IPC: B08B3/02
Filed: 1993-12-08
Abstract: PURPOSE:To improve a treating capacity for washing of a long-sized material by successively providing the subject method with a rough washing stage for roughly washing the long-sized material by passing the long-sized material into spiral sprays of a water-soluble detergent, an ultrasonic washing stage for ultrasonically washing the long-sized material, a rinsing stage for rinsing the long-sized material plural times and a drying stage. CONSTITUTION:The long-sized material to be treated enters a rough washing chamber 7 past a partition chamber 24 and is spray washed while the material passes successively at the center of a spiral pipe 30 for rough washing in which the water-soluble detergent is spirally sprayed. Next, the material enters an ultrasonic washing tank 31 from its detergent overflow vertical tank section 79 and passes a connecting passage section 80. The long-sized material is subjected to finish washing by the ultrasonic waves oscillated from an ultrasonic oscillator 81 group while the material advances along a long-sized material course to a detergent supply vertical blind tank section 78. The long-sized material enters a first rinsing chamber 9 and is rinsed by the pure water which is similarly spirally sprayed; thereafter, the material enters the second to third rinsing chambers 10, 11 where the rinsing is similarly repeated. Finally, the long-sized material enters a drying furnace chamber 12 where the material is dried at the time of passing the inside of a slit nozzle pipe 35 in which hot air is spirally injected.
Patent JP-2000153783-A (JP)
Title: Gate helper with fixing device
Inventor: SUGIMOTO KATSUMI
IPC: B62D33/037
Filed: 1999-10-29
Abstract: PROBLEM TO BE SOLVED: To provide the gate helper with fixing device which allows easy opening and closing of side gate while restricting the deflection of the side gate due to the lateral load. SOLUTION: This gate holder operating mechanism functionally coupled to a hook 42 comprises: a handle 27 located on the side of a stopper 10 and a link device so as not to interfere with the link device and the stopper 10; an oscillating portion oscillated by means of the operation of the handle 27 and linking the operation of the handle 27 to the hook 42; and a coupling portion which extends from the side of the stopper 10 and the like along the width direction of the stopper 10 and links the operation of the handle 27 to the hook 42.  The link device includes: a circularly moving arm 12 which extends below the stopper 10 in the stopper width direction, couples the stopper 10 and the vehicle body, and is movable circularly in the forward and backward directions while the stopper 10 is disengaged from the vehicle body; and a rod 15 pivotally fixed to the circularly moving arm 12 and coupled to a shaft 19 which is connected to a spring 24.
Patent JP-H04185740-A (JP)
Title: Polyamide high-density fiber structure
Inventor: TANAKA TOYOHIRO
IPC: D01F8/12
Filed: 1990-11-13
Abstract: PURPOSE:To obtain a high-density fiber structure having flexibility and soft handle by using polyamide-based filament having specific elongation and specific Young's modulus. CONSTITUTION:Polyamide-based multifilament yarn such as nylon 6 or nylon 66 having 100% elongation and <=100kg/mm<2>, preferably <=80kg/mm<2> Young's modulus is used to form high-density cloth-like structure such as woven fabric, knitted fabric or nonwoven fabric. The high-density fiber structure is obtained by circulating and moving the cloth-like fiber structure in a solution flow of a polyamide swelling agent and uniformly contracting the fiber structure >=10% in the warp direction and the weft direction.
Patent JP-H03170243-A (JP)
Title: Positioning device for rotating direction of crankshaft
Inventor: YAMADA YOSHIO
IPC: B23P21/00
Filed: 1989-11-28
Abstract: PURPOSE:To easily position the rotating direction of a crankshaft by providing a pressing fitting which horizontally holds the two crank pins straddled to the right and left by interposing the shaft center of the crankshaft with its pressing from the above and a driving mechanism which moves the pressing fitting up and down. CONSTITUTION:When a crank pin is pressed by moving a press fitting 11 downward, the crank pin having been rotated upward from the just under vicinity also abuts on the press fitting according to the rotation of a crankshaft 2. So, the forces in the reverse direction respectively and in the same size become acting on the two crank pins 6, 7 pressing downward with the press fitting being abutted, the two forces are balanced and the rotation of the crankshaft is stopped. At this time, three crank pins provided with the phase of 120 deg. are held in a stabilized state with the two crank pins pressed to the press fitting being held horizontally at the position of 30 deg. lower part each from the horizontal line and the other one crank pin being positioned right above.
Patent JP-H07162380-A (JP)
Title: Alarm device
Inventor: TAKASO KAZUTO
IPC: H04B17/00
Filed: 1993-12-09
Abstract: PURPOSE:To provide an alarm device capable of recording the occurrence or restoration of a fault by an external alarm monitor device even if the fault of a transmission equipment is instantaneous and it can immediately be restored. CONSTITUTION:This device is provided with a means for outputting the occurrence or restoration of the fault in the transmission equipment or a transmission line to the external alarm monitor device 14 as an alarm signal and a means for outputting information on the occurrence or restoration of the fault to the external alarm monitor device 14 with time information as serial signals.
Patent JP-2000130514-A (JP)
Title: Toothed belt
Inventor: TAKEDA KAZUHIRO
IPC: F16G1/00
Filed: 1998-10-29
Abstract: PROBLEM TO BE SOLVED: To simply and positively restrain a foreign noise from occurring by increasing the damping action of impact force in tooth cloth. SOLUTION: This is a toothed belt 1 consisting of plural tooth parts 2 installed along the longitudinal direction, a back part 4 embedded with cores 3, and a piece of tooth cloth 5 covering each tooth surface 6 and a tooth bottom part 7, and this tooth cloth 5 is made up of comprising a hollow fiber 15 in at least a part of it. Any impact force in time of an engagement between the tooth part 2 of this toothed belt 1 and another tooth part of a pulley is transmitted to a belt body by way of the tooth cloth 5, but if it is transmitted to the hollow fiber 15 used in at least the part of the tooth cloth 5, an internal space plays the role of a damper, and thus the impact force is damped down.
Patent JP-H05125650-A (JP)
Title: Production of crimpable filament nonwoven fabric
Inventor: TSUBATA MASARU
IPC: D04H3/153
Filed: 1991-10-28
Abstract: PURPOSE:To obtain the subject product rich in bulkiness and flexibility by melting the same thermoplastic resin in two extruders at different temperatures, separately discharging the melts through side-by-side type conjugate spinning holes, then laminating both and using the resultant filaments. CONSTITUTION:A thermoplastic resin (e.g. polypropylene) melted at a temperature (T1) is initially fed from an extruder 1 to a spinneret 3 and the same thermoplastic resin as that described above melted at a lower temperature (T2) than the temperature (T1) is simultaneously fed from an extruder 2 to the spinneret 3. Each thermoplastic resin is then separately discharged from a pair of the spinning holes in a side-by-side type conjugate spinning holes provided in the spinneret 3 and directly laminated to each the thermoplastic resin. The resultant fiber is subsequently drawn and solidified with an air sucker 4, etc., to form crimpable filaments, which are then accumulated. The difference between the temperatures (T1) and (T2) is preferably 30-60 deg.C.
Patent JP-H09132833-A (JP)
Title: Cation mix-toned polyester fiber and its production
Inventor: SAKAKURA HIDEO
IPC: D01D7/00
Filed: 1995-11-02
Abstract: PROBLEM TO BE SOLVED: To inexpensively obtain the subject soft polyester fiber clear in heterocolor contrast and excellent in bulkiness through a simplified process. SOLUTION: This polyester fiber is obtained by the following process: a cationic dye-dyeable polyester and a cationic dye-nondyeable polyester are delivered from hole groups respectively differing in the spinneret from each other, the filament yarns 2, 2 delivered are cooled and then oiled, and joined by air jet interlacing treatment; the joined yarns of both kinds of filaments are doubled through a take-up roller 5 and then drawn.  This obtained polyester fiber has the following characteristics: having such an appearance pattern that the appearance of contrast pattern for the dyeable and nondyeable portions when dyed with a cationic dye satisfies the relationships: (1) GLmax -GLmin >=100 and (2) WF50 /WF0 >=0.45 (GLmax and GLmin are the maximum and minimum values of the deepness levels when expressed as a histograph based on the result of image analysis of the white and black photograph of a cationic dye- dyed cylindrical knitted fabric made from this polyester fiber W is the histograph width at a specified developing frequency (F)).
Patent JP-H10122325-A (JP)
Title: Method for changing seven adjacent spaces quickly and equally with high accuracy
Inventor: TSURUKAWA SHIGENORI
IPC: F16H25/20
Filed: 1996-10-15
Abstract: PROBLEM TO BE SOLVED: To provide a method which can perform changing and position fixing work of seven adjacent spaces quickly with high accuracy even by manual operation also perform remote control. SOLUTION: In a screw shaft 1, for transmitting turning force by a timing belt 9, a position is arbitrary, a mounting method on a straight line, zigzag, circumference, etc., can be also freely made. When each nut 2 is successively arranged to move by 1:2:3:4:5:6 times, adjacent nut spaces are simultaneously made equal dimension. Six moving stages 4 fixing these nuts 2, one fixed stage 3, that is, total seven adjacent spaces are always equally changed. Since position fixing of the six moving stages 4 is simultaneously completed when one part is fixed by a screw shaft fixing knob 12, changing and position fixing work of the high accurate space can be quickly performed even by manual operation. When an electric motor 10 with position control is connected to the screw shaft 1, the space can be easily changed by remote control.
Patent JP-H0572606-A (JP)
Title: Camera with built-in storoboscope
Inventor: KITAZAWA TOSHIYUKI
IPC: G03B15/05
Filed: 1991-09-12
Abstract: PURPOSE:To miniaturize a camera by constructing a circuit substrate for a stroboscope in an almost L-shape having a notched part and positioning a motor in the notched part. CONSTITUTION:The circuit substrate for the stroboscope 21 and a film motor 19 are arranged and housed in a narrow space surrounded by the side surface cover of a camera grip part, a battery and a spool. The circuit substrate 21 is constructed in the almost L-shape (hook-shape) where a part of a rectangular plate is notched. The hook-shaped notched part 81 of the circuit substrate 21 is formed in the same length as that in the shaft direction of the rotary shaft 122 of the film motor 19. Therefore, in the case of arranging the film motor 19 close to the notched part 81 making the shaft 122 along the longitudinal direction of the circuit substrate 21, the substrate 21 and the motor 19 are effectively combined to be in a rectangular shape as a whole. Therefore, the narrow space extending in the up-anddown direction of a camera is extremely effectively utilized, and the substrate 21 and the motor 19 are effectively arranged to be housed in the space.
Patent JP-H06157023-A (JP)
Title: Production of amorphous aluminosilicate
Inventor: KONDO HIROYUKI
IPC: C01B33/26
Filed: 1992-11-18
Abstract: PURPOSE:To stably produce an amorphous aluminosilicate excellent in ion exchange and oil absorption with a high efficiency at low cost. CONSTITUTION:An aqueous solution of an alkaline metal aluminate is reacted with an aqueous solution of an alkaline metal silicate to form a slurry. Thereby, a reaction slurry containing an amorphous aluminosilicate is obtained and the resultant reaction slurry is subjected to solid-liquid separation by an electric shaking dehydrator. The resultant separated cake containing 50 to 70wt.% water is recovered, thus producing the objective amorphous aluminosilicate.
Patent JP-H09142892-A (JP)
Title: Apparatus for producing coated optical fiber and production method
Inventor: KOAIZAWA HISASHI
IPC: C03C25/10
Filed: 1995-11-28
Abstract: PROBLEM TO BE SOLVED: To provide a coated optical fiber production apparatus provided with a He gas purifying and circulating apparatus capable of preventing the recovery of unnecessary amount of mixed gas from a cooling cylinder for cooling an optical fiber. SOLUTION: A drawn optical fiber 3 is passed through a cooling cylinder 4 before coating with a resin and cooled with He gas. The mixed gas in the cooling cylinder is recovered and the He gas mixed in the recovered mixed gas is returned to the cooling cylinder after separation and purification by a He gas purifying and circulating apparatus 10 provided with a 1st tank 21 to store the mixed gas recovered from the cooling cylinder, a booster 22 to increase the pressure of the mixed gas supplied from the tank, a 2nd tank 23 to store the pressurized mixed gas, a gas-returning line 25 to return the pressurized mixed gas in the 2nd tank to the 1st tank, a separation apparatus 29 to separate He gas from the mixed gas supplied from the 2nd tank and a separated He gas supplying line 36 to supply the separated He gas to the cooling cylinder.