baber/WOPTO huggingface dataset:
Patent JP-S57174390-A (JP)
Title: Preparation of petroleum coke/water slurry
Inventor: TSUJINO TOSHIO
IPC: C10L1/32
Filed: 1981-04-20
Abstract: PURPOSE: To efficiently prepare the titled slurry of low viscosity and high stability, by crushing petroleum coke in the presence of water in which a sulfonate- type or sulfate ester-type surfactant and an ether-type surfactant are dissolved.   
     CONSTITUTION: Water in which a sulfonate-type and/or sulfate-type surfactant, and an ether-type surfactant are dissolved, and petroleum coke are separately supplied to a crusher, or the both are preliminarily mixed with each other and then supplied to the crusher. It is not necessary to heat or cool the coke when crushed. The obtd. petroleum coke/water slurry has viscosity ≤ about 100cp. It contains no coarse particles, is pumped without any troubles and enhances an efficiency of gasification. Further it is highly stable and causes no precipitation of a coke particle during storage or transportation. 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-H01231322-A (JP)
Title: Plasma processing device
Inventor: EHATA TOSHIKI
IPC: H01L21/302
Filed: 1988-03-11
Abstract: PURPOSE:To remove a deposit in a sample chamber automatically and efficiently by utilizing etching action by gas plasma discharge by installing an electrically insulated conductive protective wall capable of selectively applying a ground potential and/or a plurality of potentials in a sample chamber. CONSTITUTION:The circumferential wall and protective walls 6 of a sample chamber 3 are set previously at ground potential by changeover switches SW1, SW2. Microwaves are introduced into a plasma forming chamber 1 through an introducing port 1c, and a film is formed onto the surface of a sample S to which a specified bias is applied by an RF power 8. When the operating time reaches a fixed value, film formation work is suspended and each changeover switch SW1, SW2 is changed over respectively from the ground side to the RF power 10 side, and a gas for etching is fed from a gas supply system 1g. Specified potential is also applied to a sample chamber 5 by the RF power 8. Accordingly, when plasma is formed in the reaction chamber 3, respective protective wall 6 and the sample base 5 are set automatically at negative potential (a self-bias), plasma discharge is dispersed to the periphery, films deposited on the surfaces of the protective walls 6 and the sample base 5 are removed through etching, and removed ions, gas, etc., are discharged through an exhaust port 3a.
Patent JP-S58177714-A (JP)
Title: Movable roof operating controller of roof opening and closing type automobile
Inventor: KATAYAMA YOSHINORI
IPC: G05G5/04
Filed: 1982-04-08
Abstract: PURPOSE:To stably support a pin and perform its smooth sliding, by fitting both ends of the pin to upper and bottom grooved parts to perform the sliding. CONSTITUTION:If a handle is operated from a fully opening position to rotate a pinion 3, a control plate 4 and driving gear 6 are turned and a movable roof is slided to the front through a wire. At this time, a pin 9 is rotated together with the plate 4 and gradually slided in a guide groove hold 8 toward the periphery while sliding in a volute shaped groove part 7 of a housing 1. At full closing, the pin 9 is adapted to a peripheral end part of the part 7 further not to reach a peripheral end part of the hole 8, and further rotative operation of the handle is restricted. At tilt up operation, the pin 9 fitted to a notched part 12 is slided along a groove 7a in the diametric direction and positioned to the base part of a circular arc shaped guide groove hole 8a.
Patent JP-S52142556-A (JP)
Title: Frequency-voltage converting apparatus
Inventor: SAITOU YASUHIRO
IPC: G01R23/06
Filed: 1976-05-21
Abstract: PURPOSE: To rpovide a frequency-voltage converting apparatus, in which loop of negative feedback is formed to keep output voltage of smoothing filter in a predetermined relationship with output voltage of frequency-voltage converter, whereby high conversion output can be obtained with simple structure. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-H04293073-A (JP)
Title: Fixing device
Inventor: ADACHI TAKEFUMI
IPC: G03G15/20
Filed: 1991-03-22
Abstract: PURPOSE:To save a handling time required for exchanging a cleaning pad by constituting the cleaning pad abutting on a fixing roller of a tank part where oil is stored and a pad part which covers the tank part and which is brought into contact with the fixing roller. CONSTITUTION:The fixing device is obtained by making the cleaning pad 30 press-contact with the upper part of the surface of the fixing roller 21 by a spring 28. Then, the surface of the roller 21 is cleaned and the oil is supplied to the surface of the roller 21 at the same time. Besides, the pad 30 is constituted of the pad part 31 made of felt or the like and the tank part 32. The tank part 32 is arranged with the aperture of a container 33 whose cross section is U-shape faced downward. Then, the pad part 31 is provided so as to enclose the container 33. The large quantity of the silicone oil 34 having high viscosity is stored in the container 33. When the oil 34 in the pad 30 is heated by the heat of the roller 21, it oozes from the pad part 31 and it is supplied to the roller 21. Therefore, the oil is always uniformly supplied for a long time.
Patent JP-H05221752-A (JP)
Title: Production of hollow fiber of porous ceramic with end sealed by impregnation
Inventor: AKIYAMA SHIGEO
IPC: D01D5/34
Filed: 1992-02-12
Abstract: PURPOSE:To improve filtering characteristics by dipping an end of a hollow fiber of porous ceramics with a thin film of oxide ceramic laminated on the inner surface in a silica sol and carrying out drying and firing. CONSTITUTION:Particles of Al2O3, Y2O3, MgO, etc., are dispersed in a soln. of a polymer in an org. solvent and the soln. is dry-spun and fired to obtain a hollow fiber of porous ceramic having 0.1-6mum pore diameter. Distilled water is substd. for the gas in the pores in the fiber by degassing and a sol for forming oxide ceramic such as Al2O3, e.g. a boehmite (gamma-AlOOH) sol is fed by a pulsating feed system, etc., and deposited on the inner surface of the fiber by forced filtration. The resulting deposit is dried and fired at 300-500 deg.C to obtain a hollow fiber of porous ceramic with a thin film of oxide ceramic laminated on the inner surface. An end of the fiber is then dipped in a silica sol, dried and fired at 300-500 deg.C to produce a hollow fiber of porous ceramic with an end sealed by impregnation.
Patent JP-S57173870-A (JP)
Title: Electrostatic recording device
Inventor: NAKAGAWA FUMIO
IPC: G03G21/00
Filed: 1981-04-17
Abstract: PURPOSE:To satisfactorily remove a developer from an electrostatic recording medium, by providing plural cleaning blades, always pressing one of them against the recording medium, and separating the other blade from the medium whenever a connecting part of the recording medium comes in. CONSTITUTION:When rollers 1, 2 are driven and rotated in the direction as indicated with an arrow B, an electrostatic recording medium 3 circulates and runs in the direction as indicated with an arrow E, an electrostatic latent image is formed on this medium 3 by a recording head 4, a developer 20 is made to adhere by a developing device 6, and said latent image is developed. Subsequently, when this electrostatic recording device becomes an operating state, solenoids 7, 8 are turned on, by which moving iron cores of the solenoids 7, 8 are drawn in, blade holderes 9, 10 are turned counterclockwise against springs 11, 12, then edge parts of blades 15, 16 are pressed against the surface of the recording medium 3, and a developer 20 is removed from the recording medium 3. In this regard, the solenoid 7 is always turned on, but the solenoid 8 is turned off whenever a connecting part 3a of the recording medium 3 comes in the proximity of the blade 16.
Patent JP-S63227934-A (JP)
Title: High compression ratio internal combustion engine
Inventor: WADA YUKIYO
IPC: F02D13/00
Filed: 1987-03-16
Abstract: PURPOSE:To promote the improvement of output, by controlling an operating angle of intake and exhaust valves and substantially decreasing the charging efficiency of working gas lower than the conventional level so that compression ratio is high increased by suppressing the generation of knocking. CONSTITUTION:When the invention is applied to a four-cycle spark-ignition engine, the engine sets the opening and closing timing of an exhaust valve similarly as in the past while the opening and closing timing of an intake valve such that its opening angle is set as in the past while its closing angle is set about 90 deg. earlier as compared with the past, that is, to a BBDC side. In this way, the engine, decreasing the charging efficiency of working gas to about 50% the conventional one, is prevented from easily generating knocking. And the engine, preventing the knocking from being easily generated, enables the compression ratio to be obtained about 200% of the conventional compression ratio, thus the improvement of output is attained.
Patent JP-H10254246-A (JP)
Title: Waste solution treating device in image forming device
Inventor: YOSHIDA NAOHITO
IPC: G03G15/10
Filed: 1997-03-13
Abstract: PROBLEM TO BE SOLVED: To obtain a waste soln. treating device in an image forming device capable of efficiently sucking a large amt. or a waste soln. in a waste soln. box. SOLUTION: A fiber layer 22 having a high rate of absorption of a waste soln. is laminated on a foamed body 23 having a low rate of absorption of the waste soln. and high waste soln. retentivity in a waste soln. box 21 to obtain the objective waste soln. treating device 20 disposed in the body of an image forming device. A residual toner and a waste cleaning soln. enter the waste soln. box 21 through a recovery pipe 33 and they are absorbed and retained in the foamed body 23 after rapid absorption in the fibers layer 22.
Patent JP-S52143340-A (JP)
Title: Air-fuel ratio control device of carburetor
Inventor: KOSEKI HIDEO
IPC: F02M7/24
Filed: 1976-05-24
Abstract: PURPOSE: To control whole air-fuel ratio to the theoretical air-fuel ratio by adding the correcting device operating according to the constituent of the exhaust gas to control the carburetor. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-H02238078-A (JP)
Title: Pressure-sensitive adhesive agent and sheet
Inventor: HISADA NOBUO
IPC: C09J157/04
Filed: 1989-03-10
Abstract: PURPOSE:To provide a pressure-sensitive adhesive simultaneously having both of sufficient pressure-sensitive adhesivity and blocking resistance, comprising the emulsion of aqueous (co)polymer particles each having a structure comprising two inner and outer layers. CONSTITUTION:The objective adhesive comprises the aqueous emulsion of (co)polymer particles each having a two-layered structure comprising (A) 10-95wt.% of an inner layer and (B) 5-90wt.% of an outer layer and having an average particle size of 0.05-3mum, the component A comprising an emulsified (co)polymer prepared from an ethylenic unsaturated monomer (and a copolymerizable monomer) and having a Tg of <=-25 deg.C, and the component B comprising a (co)polymer prepared by polymerizing an ethylenic unsaturated monomer (and any other copolymerizable monomer) in the presence of the inner layer A and giving a Tg of >=50 deg.C when polymerized in the absence of the component A.
Patent JP-S52142879-A (JP)
Title: Fluorescent discharge lamp
Inventor: KODAMA TADAYOSHI
IPC: H01J17/04
Filed: 1976-05-24
Abstract: PURPOSE: To provide a fluorescent discharge lamp, in which a tube is filled with inactive gas having a main constituent of crypton, designed to reduce the twinkling caused in the vicinity of its electrode. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-H05229722-A (JP)
Title: Release mechanism of recording papersheet route for facsimile device
Inventor: YUI MASATO
IPC: B65H20/02
Filed: 1992-02-14
Abstract: PURPOSE:To provide a release mechanism of a recording papersheet route at which a recording papersheet can be replaced and removed by a small number of working processes and by small power. CONSTITUTION:A platen roller 11 and a thermal head 20 that are in press contact with each other and are opposed to one another, are installed in a chassis 10, while the thermal head is energized by plate spring 22 so that the head can be moved front and back. A rolled recording papersheet 28 is stored in a cradle 26, the upper part of which is opened, and the upper part of the cradle is covered with a cover 30. A cam part 33 is formed on the front end side surface of the cover, and a first cam surface 33a is provided on the upper part of the cam part, which energizes a protrusion 25 provided on the rear surface of the thermal head when the cover is opened. A second cam surface is formed on the cam part, and when the cover is opened, an operational lever is energized by the cam surface and the lever is rotated, while a gear is pressed, which forms a power transmission mechanism for transmitting the power from a driving motor to the platen roller, and the engagement of gears is thus released.
Patent JP-S63222982-A (JP)
Title: Moving machine
Inventor: MAEDA YOICHIRO
IPC: B62D55/075
Filed: 1987-03-12
Abstract: PURPOSE:To prevent the up-and-down movement of a body, even in the case of traveling in a standing-on-legs condition, in a caterpillar vehicle capable of climbing stairs, by providing auxiliary wheels which are interlocked with a caterpillar driven wheel. CONSTITUTION:On the same shaft of a driving shaft 9 of a caterpillar driven wheel 5, auxiliary wheels 10 which have a radius greater than the distance from the center of this shaft to the end of the projection of the caterpillar 3 and which are interlocked with the caterpillar driven wheel 5 are provided. In the case of traveling in which the caterpillar 3 is in a standing-on-legs condition, in other words, if a driving shaft 7 is turned while a hollow driving shaft 8 is fixed in a standing-on-legs condition, the caterpillar 3 is turned by a caterpillar driving wheel 4 to drive the caterpillar driven wheel 5; in this case, since only the auxiliary wheels 10 are in contact with the ground, the forward and backward traveling can be enabled by the auxiliary wheels 10.
Patent JP-H10252398-A (JP)
Title: Segment assembling apparatus
Inventor: MITANI NORIO
IPC: E21D11/40
Filed: 1997-03-13
Abstract: PROBLEM TO BE SOLVED: To enlarge a space in the direction of radius at a segment supply part for a shield machine in small and medium diameter by a method wherein the position of the rotative center of a rotating body is offset toward a position above the center of axis of the shield machine. SOLUTION: A segment assembling device 1 of a shield machine 2 is composed of a rotating body 7 that executes clamping and assembling segment pieces 6 by operations of a clamping claws 7a and assembling mechanisms 7b and a segment supply device 8 that carries the segments pieces 6 from the rear part to the lower part of the rotating body 7. The rotative center 9 of the rotating body 7 is offset from the center of axis of the shield machine 2 toward the upside within the limits where interference with other devices is not made, and on assembling the segment pieces 6 stroke of the rotating body 7 is controlled so that the segment pieces 6 can be adjusted to run along the wall of a tunnel.  Thereby, a space in the direction of radius at a segment supply part can be enlarged, and an insertion space can be ensured for the segment supply device 8 even though the shield machine 2 is in a structure of small and medium diameter.
Patent JP-S54149898-A (JP)
Title: Preparation of positive characteristic semiconductor porcelain
Inventor: IGA ATSUSHI
IPC: C04B35/46
Filed: 1978-05-17
Abstract: PURPOSE:To form the grain size of porcelain large and uniformly, by dispersion including oxide crystal grain with perobuskite phase into moldings before sintering when producing a sintering body, which principal ingredients are barium titanic acid, etc. CONSTITUTION:When manufacturing positive characteristic semiconductor porcelain consisting of a sintering body, which raw materials are BaCO3, TiO2, La(NO3)3, etc. and which principal ingredients are BaTiO3 or its solid solution, matter produced by pulverizing the monocrystal of BaTiO3 with perobuskite phase such as seed crystal grain in 20-30mu grain size is uniformly mixed at 2-30 wt%, dispersion included, pressurizing molded, and sintered, thus obtaining the sintering body. A method that dispersion includes 2-20 wt % oxide crystal grain with perobuskite phase into said raw materials seed crystal is also desirable for the case when manufacturing porcelain, which principal ingredients are solid solutions produced by replacing the solid solutions of SrTiO2 or PbTiO3 and BaTiO3 or one portion of BaTiO3 with Zr or Sn.
Patent JP-H11258679-A (JP)
Title: Electrophotographic camera device
Inventor: HANEDA ISAMU
IPC: H04N5/225
Filed: 1998-03-11
Abstract: PROBLEM TO BE SOLVED: To house a camera in the rear surface of a device so as to cover to easily protect a lens when the camera is not used, and to obtain stability when the device is used by providing a cover member which is provided to cover over the lens surface of a camera part and can be opened/closed in two directions and a turning member for turning the camera part interlocked with the opening/closing of the cover member. SOLUTION: In the case of photographing a person, a user holds the device and opens the inner side of the cover part 14-1 of the camera part(a). By opening the inner side of the cover part 14-1 in the case of photographing the person ordinarily, the lens 14-2 faces toward the person just facing thereto, and the photographed person is displayed on an input/output part 2. In the case of photographing documents, etc., placed on a desk, the user holds the device and opens the front side of the cover part 14-1 of the camera part(b). By opening the cover part 14-1 to the front side, the lens 14-2 faces toward the documents just existing on the side of the lower surface of the device and the contents of the photographed documents are displayed on the input/output part 2.
Patent JP-H05227684-A (JP)
Title: Device for securing stator press ring of short circuit generator
Inventor: KAWAMATA KAZUHIRO
IPC: H02K1/18
Filed: 1992-02-13
Abstract: PURPOSE:To prevent a press ring from being moved with abnormally high electromagnetic force functioning on the end of stator winding at the time of testing with a short circuit generator by fitting a protrusion of a stator press ring in the recess of seat fixed to a stator frame and burying a cotter in the peripheral. gap between the protrusion and the recess. CONSTITUTION:Stator cores 3 are laminated and fixed to a tab tail beam on the inner diameter side of a stator frame 2. A seat 6 having a recess 6a in the radial direction is then fixed at positions dividing the outer periphery equally on the opposite ends in the axial direction of the stator frame 2. A pair of stator press rings 1 are then applied on the laminated stator core 3 at the opposite ends thereof and a protrusion 1a of the stator press ring 1 is fit in the recess 6a of each seat 6 followed by tightening of the stator core 3 by means of a tightening stud 5. A cotter 7 is then buried in the peripheral gap between the protrusion 1a of the stator press ring 1 and the recess 6a of the seat 6. According to the constitution, the stator press ring can be secured perfectly to the stator frame.
Patent JP-H117768-A (JP)
Title: Semiconductor device and detection circuit for signal input state
Inventor: YANAGAWA MIKI
IPC: G11C11/4074
Filed: 1998-03-11
Abstract: PROBLEM TO BE SOLVED: To obtain a semiconductor device which can be used in common in a system of a type which uses a complementary clock, and even in a system of a type which generates a 180 deg. phase clock at the inside. SOLUTION: A semiconductor device is provided with a first input circuit 11 in which a first internal clock CLK1, a second internal clock and/CLK1 in a complementary relationship are generated from an external clock and to which a first internal clock CLK is inputted so as to output the clock CLK1, a second clock input circuit 12 to which a second external clock/CLK, is inputted so as to output the second clock, a 1/2-phase-clock generation circuit 22 which generates a 1/2-phase-shift signal on the basis of the clock CLK1, an/CLK- state detection circuit 21 which judges whether/CLK, is inputted to the second clock input buffer 12 and a switch 23 which changes over the second clock so as to be output, when the second external clock/CLK is input and which changes over the 1/2-phase-shift signal so as to be output as the second internal clock/CLK1, when the clock/CLK, is not input.
Patent JP-S62217392-A (JP)
Title: Blood corpuscle counter
Inventor: SUZUKI YOSHINORI
IPC: G06M11/00
Filed: 1986-03-19
Abstract: PURPOSE:To decrease the number of parts, and to easily execute an adjustment by switching an output of red blood corpuscle use/blood platelet use peak holding circuits by a switch, and inputting it to one A/D converter. CONSTITUTION:An output pulse from a detector 11 is amplified by a red blood corpuscle use amplifier 13 and a blood platelet use amplifier 14, and a peak value is held in peak holding circuits 15, 16, respectively. If an output of the amplifier 13 is higher than a threshold value of a comparator 17, an analog switch 19 and 20 are turned on and off, respectively, through an FF 25, and an output of the circuit 15 is inputted to an A/D converter 23. Also, if an output of the amplifier 13 is lower than the threshold value, the switch 19 and 20 are turned off and on, respectively, and an output of the circuit 16 is inputted to the converter 23. On the other hand, a comparator 18 operates an accumulator 24 through a timing controller 22 by a pulse which is higher than a prescribed threshold value, and generates a frequency distribution of a size of a blood corpuscle. Accordingly, as for the A/D converter, one piece will suffice, the number of parts is decreased, and the adjustment is also executed easily.
Patent JP-S51136446-A (JP)
Title: Process of measuring apparent specific gravity of a ceramic material
Inventor: KOUSAKA YOSHIO
IPC: G01N9/08
Filed: 1975-05-21
Abstract: PURPOSE: To manage a material, an electric characteristics such as permitivity is replaced by apparent specific gravity and a surface tension of a ceramic material decreases by washing the material with a surface activator before measuring or by adding the surface activator while measuring. 
     COPYRIGHT: (C)1976,JPO&Japio
Patent JP-H11262099-A (JP)
Title: Sound field controller
Inventor: MIYOSHI MASATO
IPC: H03H17/02
Filed: 1998-03-11
Abstract: PROBLEM TO BE SOLVED: To bring an acoustic characteristic at a listening position to a desired characteristic, while listening an original sound signal such as a voice and a sound (including a frequency component not in existence tentatively) or allowing a person to hear the original sound signal. SOLUTION: An input s(n) is fed to a loudspeaker 3 and a reference signal generating filter 4 through a convolver 2, an output y(n) of a microphone 6 at a listening position is fed to an adaptive filter 5, which is controlled so that an error (e) between its output c(n) and the output of the filter 4 is minimized. When this control converges, its characteristic are set to the convolver 2. In this case, a delay device 1 is connected in parallel with the convolver 2 and a delay device 7 is connected in parallel with the filter 5, and the delay of the delay devices 1, 7 is set equal to that of the filter 5.