baber/WOPTO huggingface dataset:
Patent JP-S60102578-A (JP)
Title: Multi-pass canceller
Inventor: TAGUCHI SATORU
IPC: H04B1/10
Filed: 1983-11-09
Abstract: PURPOSE:To enable the removal of the unnecessary component contained in a receiving pulse wave form, by estimating a pulse wave form based on an unnecessary propagation path. CONSTITUTION:Wave forms received through a plurality of propagation paths 303,...305 and subjected to envelope-detection are converted to a synthesized pulse due to the disired and unnecessary propagation paths by an A/D converter 309 and the output thereof is supplied to a square root calculator 318 through a multiplier 310 and a subtractor 311 to calculate a wave form estimated as a pulse wave form based on the desired propagation path. The output thereof is applied to a same phase component estimating device 315 and an orthogonal component estimating device 316 through a line 3181 and pulse wave forms respectively corresponding to a same phase component and an orthogonal one due to unnecessary propagation paths are estimated while the instantaneous synthesized power of these estimated pulse wave forms are calculated by a power calculator 317. Linear estimation coefficient and nomalized estimation residual difference power are calculated from the output of the calculator 318 by a linear estimating devic 312 and the degree of an unnecessary pulse is estimated by a degree estimating device 313 and the estimation degree of the timewise characteristics of difference power of the instantaneous power of the receiving pulse wave form and instantaneous synthesized power is minimized to enable the removal of an unnecessary component.
Patent JP-H0374967-A (JP)
Title: Picture correction circuit
Inventor: ONDA MASATO
IPC: H04N5/378
Filed: 1989-08-17
Abstract: PURPOSE:To attain stable dark current correction of a sensor with high accuracy by adding a difference signal between a dark current signal latched at a prescribed interval and a corresponding dark current signal written in a memory to a dark current signal for each picture element read from the memory and subtracting the result of addition from an output signal of an image pickup element so as to generate a picture signal. CONSTITUTION:A latch means 8 latches a dark current signal resulting from digitizing a signal outputted from a picture element of a light shield section of an image pickup element for a prescribed interval. A subtraction means 9 takes a difference between a dark current signal latched in a latch means 8 and a corresponding dark current signal written in a memory 3. An adder means 7 adds a difference signal being the result of subtraction of a subtraction means to a dark current signal for each picture element read from the memory 3. The subtraction means 4 subtracts the result of the addition of the adder means 7 from a digital signal being an output signal of an image pickup element to generate a picture signal.
Patent JP-H1054196-A (JP)
Title: Decorative material
Inventor: ISHIKAWA TAKASHI
IPC: E04F13/14
Filed: 1996-08-09
Abstract: PROBLEM TO BE SOLVED: To prevent a damaged base plate from being scattered or fallen by passing or embedding a string-like material approximately all over the surface of a long plate-shaped earth plate. SOLUTION: A decorative material 1 comprises a base plate 2 and a string- like material 3. The base plate 2 is of a long plate shape having, for example, a decorative side 4 and a plurality of hollow parts 5 or the like, and the support span can be long because rigidity and strength are large. Thus, the number of fixing members can be reduced, and an execution property and economical property are improved. The base plate 2 is made of clay, cement, or other complete inorganic material, and excellent in fire protection. The string-shaped material 3 is made of wire, etc., and passed through the hollow parts 5 by being returned. When the base plate 2 is damaged, the string-shaped material 3 is entangled with the damaged pieces of the base plate 2 to prevent scattering, and damages of hitting a person or a vehicle therearound are prevented. Alternatively, a string-shaped reinforcement of the material which is more excellent in elasticity than the base plate 2 and whose melting point is higher than the burning temperature.
Patent JP-S6477643-A (JP)
Title: Pile wire loom
Inventor: KARUROSU DERUTSUDAA
IPC: D03D39/12
Filed: 1988-08-26
Abstract: PURPOSE: To enlarge a picking frequency by carrying out an extraction cycle during 2 to n successive weft cycles, and an insertion cycle of one pile wire during the n weft cycles of the extraction cycle of the other pile wire. CONSTITUTION: Extraction carriages 12, 13 are extracted from a position X to a position Y, and returned from the position Y to the position X during n successive weft cycles. The extraction and insertion of the pile wire are carried out by different pile wire carriages to reduce the moving time because the movement of a pile wire from an extraction position to an insertion position is carried out after the extraction, and requires time. The extraction of the pile wire is started before finishing the movement of the former pile wire.
Patent JP-S6190214-A (JP)
Title: Signal detection device
Inventor: MORISHITA YOSHIICHI
IPC: F02B75/02
Filed: 1984-10-08
Abstract: PURPOSE:To detect accurately the plural kinds of signal by calculating the interval distance of permanent magnet placed at the railway of electric train by the time according to the speed of the train. CONSTITUTION:A magnetic flux issued from permanent magnets 3, 4, which are buried between the railway at a distant interval is detected by a detection coil 1, and its output is amplified and rectified, and then integrated and smoothed by a resister 8 and capacitor 9 of reference voltage circuit 7. The phase of amplified output (e) is inverted by a phase inverting circuit 10, and its inverted output en is rectified by a rectifier circuit 11, and integrated and smoothed likewise. Voltage (e), (c) which is obtained by dividing the voltage of terminal 12 by resistors 13, 14 and 15 is impressed to the capaciter 9. Divided voltage (e) between resister 14 and 15 becomes the reference voltage of comparison circuits 16, and 17, and the circuits 16, 17 compares ep and en with voltage (e) and outputs the result to time calculation circuit 18, 19 which receive the output of an encoder 22. The circuit 18, 19 calculates the time between the outputs of comparing circuits which correspond with each 1/4 cycle of 2nd-4th 1/4 cycle of induced voltage excluding the 1st 1/4 cycle.
Patent JP-S60103133-A (JP)
Title: Method and device for continuous heat treatment of metallic strip
Inventor: KIMOTO TETSUO
IPC: C21D9/56
Filed: 1983-11-11
Abstract: PURPOSE:To prevent the decrease in the width of a steel plate owing to inadequate tension and the deterioration in magnetism owing to residual internal strain at a low cost by forming a horizontal furnace in such a way that the tension of the steel plate in each zone of said furnace does not act on each other and heating and soaking the steel strip in the free loop zone under specific tension. CONSTITUTION:A steel plate 1 is passed through a heating zone 6, a free loop zone 7 and a cooling zone 8 in a horizontal type heat treatment furnace 2 by which the steel plate is heat-treated. In-furnace pinch rolls 4', 5' are provided on the inlet side and outlet side of the zone 7 in the furnace 2 to part the tension of the plate 1 in the fore and post stages. A jet type tension adjuster 11 is provided in the zone 7 to adjust finely the tension t2 of the steel plate by injecting a jet 14 via a jet header 12 and a jet nozzle 13 toward the inside of the curved part of the plate 1 according to the quality of the plate 1 irrespective of the extent of free loop, so that said part is heated and soaked at the temp. higher than the temp. of the plate 1 in the other zones 6, 8. The header 12 is made vertically movable by a supporting beam 9.
Patent JP-H0658377-A (JP)
Title: Locked train type transmission device
Inventor: TAKAHASHI TAKASHI
IPC: F16H1/22
Filed: 1992-08-07
Abstract: PURPOSE:To provide a locked train type transmission device by making the phases of teeth of gears on both ends of intermediate shafts coincide each other in a very simple constitution, and making the device adaptable to general purpose industrial machines, in a locked train which has three intermediate shafts. CONSTITUTION:To an input gear 5 and an output gear 7 arranged coaxially opposing each other, intermediate gears 6a and 6b consisting of three gears respectively are engaged, and the intermediate gears opposing each other between the input gear 5 and the output gear 7 are combined by intermediate shafts, so as to compose a locked train type transmission device. And one side of both intermediate gear groups engaged with the input gear 5 and the output gear 7 is formed in an intermediate large gears 6a, and the other side is formed in an intermediate small gear 6b, respectively, the intermediate small gear 6b is connected to the intermediate large gear 6a coaxially through an involute spline with the form same as the gear 6b, and a gear coupling 3 is connected to an input shaft 1.
Patent JP-2001033327-A (JP)
Title: Semiconductor pressure sensor
Inventor: SAITO HIROSHI
IPC: G01L19/06
Filed: 1999-07-27
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor pressure sensor of high reliability. SOLUTION: This semiconductor pressure sensor is equipped with a semiconductor substrate 1 in which a plurality of recessed diaphragms 7 provided with diffusion gauges 6 for detecting deformation and converting it to an electric signal are formed in order to be different in a pressure range to be measured, a pedestal 2 which has a pressure introducing channel 5 introducing a pressure from the outside and holds the substrate 1, and continuous channels 8 supplying the pressure of the introducing channel 5 to the diaphragms 7.  A channel switching part 31 is interposed between the substrate 1 and the pedestal 2, and operates using the pressure from the introducing channel 5 as power, in order to close the continuous channel 8 to the diaphragm 7 having a pressure range lower than or equal to the pressure supplied from the continuous channel 8 when the pressure supplied from the introducing channel 8 is high.
Patent JP-S58104332-A (JP)
Inventor: BUERUNAA FUAUPERU
IPC: F02D1/18
Filed: 1982-12-03
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-H0656351-A (JP)
Title: Yarn feed delivery device
Inventor: SAKAMOTO NOBUO
IPC: B65H67/02
Filed: 1992-08-07
Abstract: PURPOSE:To simplify the structure of a yarn feed delivery device for its speeding-up by installing a detachable member, engaging with a yarn feed package by means of expansion motion, in a piston rod of a cylinder to expand or contract in direction of a peg shaft of the yarn feed package. CONSTITUTION:A yarn feed changer to be installed in a yarn feed changing robot being set up at the backside of a creel in a draw false-twist texturing machine is provided with a paper tube extracting mechanism extracting an empty paper tube from a peg shaft of a creel and a yarn feeding mechanism for setting a full package 6a to the peg shaft in addition to a yarn feed delivery device 75 which is installed so as to receive the full yarn feed package 6a from a package transferrer 10 and to deliver it to the peg shaft of the creel, and it is composed of a cylinder 83 expanding or contracting almost in the same direction with the opposed peg shaft 76 and a package detachable member 85 being installed in the piston rod 84 and engaged or detachable to or from the package 6a and inclusive of a plate 93 free of rocking around a shaft 92.
Patent JP-H10166818-A (JP)
Title: Pneumatic tire
Inventor: HAYASHI KAZUO
IPC: B60C15/06
Filed: 1997-08-06
Abstract: PROBLEM TO BE SOLVED: To satisfy steering stability and riding comfort as well as to achieve the light weight. SOLUTION: A high efficiency tire 1 has the 55% aspect ratio, and a carcass extended between a pair of bead cores 2 into a toroidal shape is constituted of a single ply 3. Then end 5 of the ply 3, taken up outward from the bead cores 2 and the inside of a bead filler 4 is arranged between the end 7a of a belt 7 for reinforcing a tread part 6 and a carcass crown part 8. In the measurement from a straight lines (m) passing the center lines of a pair of bead cores 2 to the tire radial direction 9 in the tire width directional section, the distance L1 to the tire radial direction outer end position 10 of the bead filler 4 and the distance L2 to the maximum width position of the carcass satisfy the relationship of L1 >=L2 , and the distance L1 and the distance L2 are respectively set in the range of 35 to 45% of the tire sectional height H and in the range of 27 to 45%.
Patent JP-H04101005-A (JP)
Title: Steam turbine type power generator
Inventor: HAMADA HIROSHI
IPC: F01K21/04
Filed: 1990-08-13
Abstract: PURPOSE:To transmit combustion energy efficiently into generated steam and improve efficiency of steam generation by oxidizing fuel to burn under high pressure and simultaneously pouring water into burned gas inside an oxidizing tower to generate directly steam of high temperature and high pressure, inside a combustion furnace type high pressure oxidizing tower. CONSTITUTION:Fuel is burned by high purity oxygen in the high pressure oxidizing tower 1 of a combustion furnace type, and boiler water preheated by a boiler mater preheater 13 is dispersed into burned gas so as to generate high pressure steam. Combustion inside the oxidizing tower 1 is promoted by a filling material 12, and boiler water is injected directly into the oxidizing tower 1. High pressure steam in the high pressure oxidizing tower 1 is supplied to a steam turbine 2 together with combustion gas through the high pressure steam line 5. The steam turbine 2 is driven to generate electricity by a power generator 3. Thereafter, steam is discharged from the steam turbine 2 to be supplied into a condenser 4, and then, cooled by a first step condenser 10, while the steam is condensed by cooling water in a cooler 11 directly.
Patent JP-H05210136-A (JP)
Title: Fiber type waveguide conversion element
Inventor: CHIKUMA KIYOBUMI
IPC: H01S3/07
Filed: 1992-08-07
Abstract: PURPOSE:To generate a second harmonic wave with high wavelength conversion efficiency by using a core material, basic incident wave, core radius and clad material satisfying a specific relation. CONSTITUTION:This wavelength conversion element consists of a fiber consisting of the core made of a nonlinear optical crystal and the clad enclosing this core and converts the basic wave of an LP01 of a wavelength lambda which is made incident and is propagated in the central axis direction of the core to the second harmonic wave of a wavelength lambda/2. The core and clad consist of the core material, core radius and clad material satisfying the relation expressed by equation. In the equation, a denotes the radius at the section of the core; nG<2omega> denotes the refractive index to the second harmonic wave of the core corresponding to the SHG tensor to be effectively utilized at the time of the wavelength conversion; N<omega> denotes the equiv. refractive index for the basic wave of the fiber, respectively.
Patent JP-H0761180-A (JP)
Title: Information recording medium
Inventor: FUJITA IKUO
IPC: B42D15/10
Filed: 1993-08-26
Abstract: PURPOSE:To provide a new recording medium of high security in which an information to distinguish false from truth which can not be discriminated visually, can be read only by using a proper means and to prevent forgery for every individual information recording medium is retained. CONSTITUTION:An information recording medium is provided with a composite heat sensitive layer composed of a heat degradation printing layer 2, an electron accepting compound and a heat sensitive color developing layer 3 containing an electron donative compound developing color by the reaction with the electron accepting compound laminated successively on a substrate 1.
Patent JP-H05196186-A (JP)
Title: Saddle t type assembly
Inventor: UIRIAMU PII GANDEII
IPC: F16L41/02
Filed: 1992-08-07
Abstract: PURPOSE: To prevent leakage in connecting a lateral pipe to a main pipe by forming a continuous passage in the axial direction of a saddle tee assembly coaxial to the lateral pipe, a clamping device applying tension to a collar and forcing the collar against the main pipe. CONSTITUTION: The saddle tee assembly is composed of a saddle tee boot 52, a collar means 55 and a clamping device 56. the saddle tee boot 52 has a flexible saddle 53 and a cylindrical hollow tee 54. The saddle 53 attaches to the main pipe 50, the hollow tee section 54 receiving the lateral pipe 51. The flexible collar 55 overlies the saddle 53 about the periphery of the hollow tee 54. The clamping device circumscribes the main pipe 50 to apply tension along the circumference of the main pipe to the collar 55, thereby to force the collar 55 into the saddle 53 and the saddle 53 against the main pipe 50. Thus, the saddle tee assembly has a universal application and is particularly suitable for leakage prevention in connecting a lateral pipe to a main pipe.
Patent JP-S59100970-A (JP)
Title: Ticket and its processor
Inventor: ISHII TAKAYOSHI
IPC: G06Q50/30
Filed: 1982-12-02
Abstract: PURPOSE:To assure the correct reading the information recorded magnetically on a ticket even through the ticket is folded by recording and reading magnetically the same information on each of plural magnetic recording tracks on the ticket with the recording positions shifted relatively by a prescribed distance. CONSTITUTION:The information on articles is printed to the upper surface side of half part 13b of a ticket 10 as well as to the print area 15 of another half part 13a, respectively. Then magnetic recording is carried out on magnetic surfaces 13a and 13b. In this case, the recording positions are shifted from each other between the surfaces 13a and 13b by a prescribed distance in the lengthwise direction of a track. A folded line 17 if produced almost vertically at the part 13a can be recovered by having compensation after comparing the characters on a magnetic surface 16a of the upper side with those on a magnetic surface 16b of the lower side. The information read by magnetic heads 205a and 205b is supplied to character error detecting circuits 212a and 212b respectively, and these detecting circuits perform a vertical parity check on every character for the read information.
Patent JP-H08116641-A (JP)
Title: Spindle motor
Inventor: ISHIZUKA YUTAKA
IPC: H02K29/00
Filed: 1995-08-21
Abstract: PURPOSE: To obtain a spindle motor which can be improved in productivity, can mount a disk in a horizontal position, and does not produce adverse influence on the disk reading and writing properties by remarkably reducing the number of finishing processes of a rotor frame or hub and improving the cuttability at the finishing time. CONSTITUTION: A spindle motor is provided with a hub 10 on which a disk is mounted, a driving magnet 4 which rotates together with the hub 10 in one body, and a stator S counterposed to the magnet 4. The hub 10 is composed of a base body 10a having a nearly cylindrical shape, a disk mounting member 10b for mounting the disk, and a rotor yoke which connects the base body 10a with the member 10b, mounted with the magnet 4 on its inner peripheral surface, and composed of a magnetic material. The base body 10 and the member 10b are made of a sintered material obtained by sintering mixed metal powder prepared by adding the powder of at least one ore more kinds of metals selected from among silicon, copper, and magnesium to aluminum powder as an additive.
Patent JP-S6272898-A (JP)
Inventor: YAMAMOTO TOSHIO
IPC: F16L1/038
Filed: 1985-09-25
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-2000026837-A (JP)
Title: Wet paper friction material having compatibilized frictional property and compression fatigue strength
Inventor: IRIFUNE MAKI
IPC: D21H17/48
Filed: 1998-07-13
Abstract: PROBLEM TO BE SOLVED: To provide a wet paper friction material mainly used in slip lock up of an automatic transmission gear and having compatibilized frictional proper ties and compression fatigue strength. SOLUTION: There is provided a wet paper friction material obtained by impregnating a paper material with a thermosetting resin, heating the material to cure the resin and pressure-molding the material, wherein the paper material contains a cellulose pulp, a filler, and in addition, 30-80 wt.%, based on the total pulp weight, aramid pulp adjusted to a freeness of 250-440 ml, and diatomaceous earth with a cylindrical part being in the form of a reticular circular cylinder and having an average length of 4-6 μm.
Patent JP-H0877617-A (JP)
Title: Optical master disc recorder
Inventor: HOSHINO ISAO
IPC: G11B7/09
Filed: 1994-09-06
Abstract: PURPOSE: To improve a focus control precision by a method wherein a recording beam itself is used for the focus control during a recording period. CONSTITUTION: A light source 1 is a light source such as a Kr ion laser which emitts a laser beam with a short wavelength. The light beam is approximately a parallel light beam. An optical modulator 2 is provided in order to modulate the intensity of the light beam in accordance with information to be recorded. If an AO modulator as shown in the figure is employed, as the frequency of a recorded signal is high, a light beam condensed by a lens is made to enter the AO modulator. The modulated light beam of the AO modulator is a diffracted primary light and a lens which converts the modulated light beam into a parallel light beam again is provided. The light beam from the optical modulator 2 is transmitted through a mirror and a beam splitter and then reflected by a dichroic mirror 15. The reflected light forms a fine spot on a master disc 5 through the object lens of a lens unit 10.  On the other hand, the light beam of the light source 1 which is reflected by the master disc 5 is transmitted through the object lens and the dichroic mirror 15 in an opposite direction and reflected by the beam splitter 19. The reflected light beam is introduced into a focus error detection system 9 to detect the focus discrepancy between the object lens and the master disc.
Patent JP-2000055774-A (JP)
Title: Method for inspecting functionality of container, especially tank-breathing device
Inventor: SCHNAIBEL EBERHARD
IPC: G01M3/26
Filed: 1999-07-27
Abstract: PROBLEM TO BE SOLVED: To reduce either inspection time or diagnosis time in a method for inspecting the functionality of a container, especially a tank-breathing device. SOLUTION: In a method, the functionality of a container, especially a tank- breathing device that includes a tank 10, a suction filter 20 that is connected to the tank 10 via connection piping 12 and has breathing piping 22, and a tank-breathing valve 30 that is connected to the suction filter 20 via valve piping 24 is inspected. In this case, the method supplies pressure from a pressure source 50 into the container and estimates the presence of leakage from a pressure process and a supply volume flow rate, measures at least one operation characteristic value of the pressure source 50 when supplying pressure to determine the pressure process and/or the supply volume flow rate, and estimates the presence of leakage from the measurement.  In this case, at least one operation characteristic value of the pressure source 50 is measured only for a specific amount of time (Δtm) in the supply of pressure, and the presence of leakage is estimated by the extrapolation of the time chart of operating characteristic values being obtained at this time.