baber/WOPTO huggingface dataset:
Patent JP-H11296828-A (JP)
Title: Magnetic recording and reproducing device
Inventor: MOTOSAWA TADASHI
IPC: G11B15/61
Filed: 1998-04-08
Abstract: PROBLEM TO BE SOLVED: To make reducible the deforming quantity of a shaft by fixing the upper part of the shaft of a magnetic recording and reprodu device of a helical scanning type consisting of a rotary cylinder, to the device main body so as to considerably increase rigidity than that of the structure of a cantilever beam. SOLUTION: The magnetic recording and reproducing device main body is provided with a plate 24 and a guide plate 26 fixed with a screw 25, a hole is formed at a tip part to fit the stepped part of a shaft tip and after fitting, the stepped part is fixed with a screw 28 through a washer 27. The hole for fitting has a structure to fix by the friction of the stepped part and the surface of the plate 26 by fastening the screw. Thus, the upper part of an upper cylinder where a drum assembly 1 is rotated is fixed to the device to improve rigidity to obtain a satisfactory recording and reproducing device of small track deviation whose deflection of rotation is extremely small even when force made by unbalanced rotation is generated.
Patent JP-H10287716-A (JP)
Title: Acrylic resin composition, acrylic premix, acrylic sec or bmc, and production of acrylic artificial marble
Inventor: KOYANAGI SEIYA
IPC: C08F2/44
Filed: 1997-04-14
Abstract: PROBLEM TO BE SOLVED: To obtain an acrylic resin compsn. with a high dimensional stability by compounding methyl methacrylate or a (meth)acrylic monomer mixture, polymethyl methacrylate or an acrylic copolymer, and an org. peroxide curative. SOLUTION: This resin compsn. comprises 30-90 wt.% methyl methacrylate or (meth)acrylate monomer mixture (A), 10-70 wt.% polymethyl methacrylate or acrylic copolymer having a wt. average mol.wt. of 15.000-300,000 (B), and a curative (C) represented by the formula (wherein R1 is 2-6C alkyl; and the benzene ring may be substd. by halogen or alkyl)(e.g. t-amyl peroxybenzoate) in an amt. of 0.01-10 wt.% of the sum of ingredients A and B. 100 pts.wt. this resin compsn. is compounded with 50-300 pts.wt. inorg. filler (e.g. aluminum hydroxide or silica) to give an acrylic premix. The premix is further mixed with resin particles contg. an inorg. filler and is molded to give an artificial marble.
Patent JP-S5429902-A (JP)
Title: Error retransmission control system
Inventor: TSUDA TATSU
IPC: H04L1/16
Filed: 1977-08-10
Abstract: PURPOSE: To reduce the buffer memory capacity by shortening the transfer time and make it possible to apply this system to the voice commnication system by retransmitting signals immediately after the error detection of the receiving side in the digital communication network. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-S5524703-A (JP)
Title: Method of producing mold
Inventor: NISHIKAWA KAZUYUKI
IPC: B22C9/02
Filed: 1978-08-08
Abstract: PURPOSE: To accomplish quick shaping of the mold without generation of noxious odor and poisonous gas by cooling and solidifying the molding sand fed into the mold box heated following the additon or coating of a thermoplastic resin.  
     CONSTITUTION: A powdered thermoplastic resin such as polyethylene is added to a dry molding sand and evenly kneaded together or an organic solvent of the thermoplastic resin dissolved into a solvent such as trichloroethane is applied on the surface of the molding sand. The molding sand thus treated is evenly heated soft at a fixed temperature and fed into a mold box as quickly as possible or blown thereinto together with a heated air. Then, it is solidified by cooling. This method enables the making of a mold free from thermal deformation. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-H06310893-A (JP)
Title: Emi counter wiring board
Inventor: KAWAHARA TAKEO
IPC: H05K1/09
Filed: 1993-04-22
Abstract: PURPOSE:To increase wiring density and reduce noise, by directly laminating a symbol ink layer on the peripheral part of a conducting part for soldering a wiring pattern on the upper surface of an insulative board or an insulating layer or a conducting layer of conductive copper paste. CONSTITUTION:A conducting layer 2 wherein a pad part 7 for soldering as a soldering conducting part and a wiring pattern containing a through hole part 8 and an earth circuit 6 are formed is arranged on an insulative board 1. An insulating layer 3 is formed so as to cover the conducting layer 2. A conducting layer 4 composed of conductive copper paste which covers the insulating layer 3 is formed, and a part of the layer 14 electrically connects the conducting layer 2 with the earth circuit. A symbol ink layer 5 is laminated on the peripheral parts of the pad 7 for component, and the through hole 8 on the upper surface of the conducting layer 4 or the insulating layer 3 or the insulative board 1. Thereby a solder bridge is not generated at the time of component mount, and noise reduction effect can be effectively exhibited.
Patent JP-H07302876-A (JP)
Title: Protective circuit against electrostatic breakdown
Inventor: MORIMOTO TETSUHIRO
IPC: H01L23/60
Filed: 1994-05-10
Abstract: PURPOSE:To improve the resistance to the electrostatic breakdown of an inner circuit by the excessive voltage pulse based on the electrostatic charge collecting in an input potential terminal. CONSTITUTION:Excessive voltage pulses are directed to the earth by inserting unidirectional Zener diodes 3 and 23, which are integrated in a semiconductor substrate, and bidirectional Zener diodes 4, which consist of polycrystalline silicon layers where p regions and n regions adjoin one another alternately through insulating films on the semiconductor substrate and are connected in series, in parallel between the circuit leading to an inner circuit potential terminal 1 from an input potential terminal 2 and the earth.
Patent JP-S582217-A (JP)
Inventor: JIERII EMANUERU DOBUSON
IPC: C01G3/04
Filed: 1982-06-04
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-H08267025-A (JP)
Title: Rotary contact treating device
Inventor: NISHIWAKI RIICHI
IPC: A47L11/283
Filed: 1995-03-28
Abstract: PURPOSE: To move a movable rotary contact treating body toward a substrate to cope with various conditions without installing a special driving mechanism for its exclusive use. CONSTITUTION: Right and left motors 12, 14 are installed in the front part of a substrate 10, and the rotating shafts thereof are connected to right and left driving pulleys below the substrate 10. Right and left fixed rotary pads 20, 22 are fixed below the right and left driving pulleys. Right and left hollow rotating shafts are freely rotatably installed below the substrate 10, and the rotating shafts of the right and left motors 12, 14 are inserted thereinto in a non-contact state. The base parts of right and left rotation supporting plates 28, 30 are connected to the lower end parts of the right and left hollow rotating shafts. Right and left driven pulleys are freely rotatably installed below the end parts of the right and left rotation supporting plates 28, 30, and right and left movable rotary pads 36, 38 are fixed thereunder.  The right fixed rotary pad 20 and the right movable rotary pad 36 are rotated in the same direction by a right drive belt. The left fixed rotary pad 22 and the left movable rotary pad 38 are rotated in the same direction by a left drive belt.
Patent JP-H07305219-A (JP)
Title: Production of polynosic fiber with modified cross-section
Inventor: SAKUMOTO TAKEO
IPC: D01D5/253
Filed: 1994-05-10
Abstract: PURPOSE:To provide a method for producing a low-fineness modified cross-section polynosic fiber having projected parts at low cost on an industrial scale. CONSTITUTION:In a wet spinning method carried out by discharging a viscosc spinning solution through a spinning nozzle, this spinning method is carried out by using a spinning nozzle having plural groups of child holes composed of two, three or four circular child holes. The distance between the child holes is <=0.025mm in the group of holes composed of two circular child holes 1 and 2 and the mutual distance between the child holes is <=0.020mm in the group of holes composed of three circular child holes 3, 4 and 5. In the case of the child hole group composed of four circular child holes 6, 7,8 and 9, the distance between the mutually adjacent circular child holes (6 and 7, 7 and 8, 8 and 9 or 9 and 6) is <=0.020mm. The total area of the respective holes constituting one group of child holes is preferably 0.0008 to 0.0450mm<2> and the discharge hole length of the respective child holes is preferably 1.0 to 4.0mm.
Patent JP-S61255541-A (JP)
Title: Information recording medium
Inventor: YABE MASAO
IPC: G11B7/24015
Filed: 1985-05-07
Abstract: PURPOSE:To obviate the exertion of an adverse influence on a recording layer and substrate and to prevent the exfoliation by aging or deformation by using a specifically composed epoxy adhesive agent to join two sheets of disk-shaped substrates provided with the recording layer on the inside surface of one substrate. CONSTITUTION:An epoxy compd. having at lest >=2 epoxy groups into the molecule and polyhydric thiol compd. are incorporated into the above-mentioned adhesive agent to be used for an information recording medium formed by joining two sheets of the disk-shaped substrates directly or via an annular spacer by the adhesive agent and providing the recording layer which permits writing and/or reading of information by a laser on the inside surface of at least one substrate thereof. Polycarbonate is used for the disk-shaped substrates. The adhesive agent having such compsn. has adhesive durability and if such agent is used to the adhered part of the disk-shaped substrates, the exfoliation by aging or deformation is obviated and the optical information recording medium having good durability is obtd. without affecting adversely the recording medium.
Patent JP-S62251754-A (JP)
Title: Electrophotographic sensitive body
Inventor: TANAKA TATSUO
IPC: G03G5/043
Filed: 1986-04-25
Abstract: PURPOSE:To improve the color reproducibility of a sensitive body by forming the 2nd layer of amorphous arsenic selenide or an amorphous Se-As alloy similar in composition to arsenic selenide and the 1st layer of an amorphous Se-As alloy having a lower As content than the 2nd layer. CONSTITUTION:A photosensitive layer 20 is composed of the 1st layer 21 which retains charge potential in the dark and transfers charges during exposure and the 2nd layer 22 which generates charges during exposure. The 2nd layer formed on the 1st layer is made of amorphous As2Se3 or an amorphous Se-As alloy similar in composition to As2Se3. The 1st layer is made of an amorphous Se-As alloy having a lower As content than the 2nd layer. The desired As content in the 1st layer 21 is 30-33.5wt% and the preferred As content in the 2nd layer is 33.5-40wt%. The thickness of the 1st layer 21 is regulated to >=20mum and that of the 2nd layer 22 to <=10mum. Thus, the color reproducibility is improved.
Patent JP-H06310918-A (JP)
Title: Vacuum air-tight directional coupler
Inventor: YOSHINAO MASAKI
IPC: H01P1/30
Filed: 1993-04-23
Abstract: PURPOSE:To obtain a vacuum air-tight directional coupler with high reliability whose vacuum air-tightness is stably maintained. CONSTITUTION:An outer conductor cover 14 is provided to an outside of a high frequency coupling hole 12 of a waveguide 11 while keeping vacuum tightness. Inner conductors 16, 17 of a coupling loop 15 are supported to outer conductor extension parts 18, 19 while being electrically insulated and keeping vacuum tightness with insulation spacers 24, 25. Then the insulation spacers are formed so as not to be seen through from the coupling hole 12.
Patent JP-H11296558-A (JP)
Title: Method for scheduling analog operation model
Inventor: SASAKI TAKASHI
IPC: G06F17/50
Filed: 1998-04-08
Abstract: PROBLEM TO BE SOLVED: To speedily simulate analog operation description caused by a digital event by repeatedly executing an equation salver for each time from a scheduling time to a digital next time and repeating all the routines until a digital event is generated, etc., to restart a digital kernel. SOLUTION: A break to be used by an equation solver and data including an equation are provided. A scheduling time Ts is defined. A pair of an effective equation and a break set is determined by the scheduled scheduling time Ts. The break set is applied and the equation is solved by the time Ts. The equation solver is repeatedly executed for each time Ti from the time Ts to the digital next time Tn and all the routines are repeated until the digital event is generated or until reaching the time Tn so as to restart the digital kernel.
Patent JP-H06310838-A (JP)
Title: Manufacture of printed-wiring board
Inventor: TANIGUCHI HIROMI
IPC: H05K3/00
Filed: 1993-04-23
Abstract: PURPOSE:To provide a manufacturing method capable of obviating the defects in the solder resist and marking steps in the conventional manufacturing steps, cutting down the manufacturing cost by notably increasing the productivity and floor efficiency as well as manufacturing the printed-wiring board at low cost. CONSTITUTION:A three layer structured material 5 comprising a polyester film layer 2, a sensitive resist layer 3 and a sensitive marking layer 4 is thermal pressure fixed under a vacuumized state on both surfaces of the circuit formed printed-wiring board 1. Next, mask films 6 having specific solder resist picture image laminated on both surfaces are sensitized. Next, the other mask films 6 having specific marking picture images laminated on both surfaces are also sensitized. Finally, a sensitive solder resist layer 10 and sensitive marking layer 11 in a non-sensitive part are developed to be removed.
Patent JP-S5523372-A (JP)
Title: Anti-icing device for windmill motor device
Inventor: OKA YOSHIAKI
IPC: F03D11/00
Filed: 1978-08-08
Abstract: PURPOSE: To provide an anti-icing device which is simple to construct and easy to produce, general purpose light bulb or heater elements are installed in blade so that it can be replaced.  
     CONSTITUTION: Skelton 5 is formed by integrally combining lengthwisely arranged beams 6 and spacedly arranged ribs 7 at proper distance. Then, outboard 8 consisting of good heat conductivity material such as aluminum is stretched over the skelton 5 to form blade 4. The construction is shaped into a cross sction of airplane blade. A number of heat boxes 9 having a plural number of lamps 10 are seacedly fixed all over the blade 4 to the internal surface of the outboard 8. Heat box check window 9a are opened on the outboard 8 and lids 11 are provided to the windows 9a. The lamp 10 limit rediation to heat the outboard 8. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-H05297701-A (JP)
Title: One-component development device in image forming device
Inventor: CHIBA SATOSHI
IPC: G03G15/09
Filed: 1992-04-16
Abstract: PURPOSE:To obtain a satisfactory image by optimally controlling an amount of electrification of toner on a development sleeve. CONSTITUTION:The device is provided with the development sleeve 5 disposed rotatably around the periphery of a magnet roller 3, a contact blade 6 disposed in contact with the periphery of the development sleeve 5, a contact-pressure varying device 7 which varies the contact-pressure of the contact blade 6, a toner amount detecting means 11 disposed opposite the development sleeve 5 and a means for varying the contact-pressure of the contact blade by operating the contact-pressure varying device 7 according to the amount of toner detected by the toner amount detecting means 11, thereby controlling an amount of electrification of toner on the development sleeve 5.
Patent JP-H07307983-A (JP)
Title: Vehicle theft preventing device
Inventor: IIJIMA YOICHI
IPC: B60R25/04
Filed: 1994-05-10
Abstract: PURPOSE:To discontinue the mutual communication between the circuits included in a vehicle theft preventing device when a cranking state is detected and then starting again the communication after a prescribed time to carry out the ID collation of the using keys. CONSTITUTION:A vehicle theft preventing device is provided with an ID reading circuit 2 which communicates with an ID storage circuit 1 contained in a key of a vehicle and reads out an ID number, a theft prevention control circuit 3 which communicates with an engine controller 5 to output an action grant signal if the ID number read out by the circuit 2 is identical with the ID number that is previously registered, and a cranking state detecting circuit 5. Then the mutual communication is discontinued among the circuits 2 and 3 and the controller 5 when a cranking state is detected by the circuit 5 and then started again after a prescribed time.
Patent JP-S5525025-A (JP)
Title: Color filter for single tube color image pickup tube and production thereof
Inventor: URINO YOSHITERU
IPC: G02F1/1335
Filed: 1978-08-09
Abstract: PURPOSE: To reduce production processes and improve working accuracy of the 3 color parallel type stripe filter of inorganic material by obtaining the third colors out of the cyan, magenta and yellow being of the complementary color relations with red, green and blue are superposed.  
     CONSTITUTION: A Cu film 2 is evaporated on a face plate 1, thence the film 2 is photoetched to form stripe patterns. After vapor deposition of magenta M, the film 2 is peeld by an etching solution and the magenta M on the film 2 is also removed. Further a Cu film 2A is evaporated on this filter M and the film 2A is photoetched in conformity with the required patterns to leave the film 2A on the magenta M, on which yellow Y is evaporated, thence the film 2A is removed together with the layer Y thereon to form the three color filter of M + Y → R(red). Hence, the vapor deposition times and mask alignment times are reduced and the stripe width may be made to about 10 to 15μm. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-S60241023-A (JP)
Title: Orienting method of liquid crystal electrooptic element
Inventor: YAZAKI MINORU
IPC: G02F1/13
Filed: 1984-05-15
Abstract: PURPOSE:To enable easy and satisfactory orientation of a liquid crystal with a large area by setting a ferroelectric liquid crystal and a liquid crystal cell to sandwich said liquid crystal layer in a temp. range of a smetic A phase (SmA phase) and injecting the liquid crystal into the liquid crystal cell. CONSTITUTION:The liquid crystal 29 is put into a vessel 25 on a slidable heater plate 21. The cell 24 is fixed to the side face of the plate 22 and the plate 21 is heated to the temp. at which the liquid crystal 29 attains an isotropic liquid phase. A leak valve 28 is closed and a vacuum valve 27 is opened to defoam the liquid crystal and set the same in the temp. range where the SmA phase is attained. The plate 22 is heatd in this stage so tha the cell 24 attains the similar temp. then the plate 21 is moved upward to immerse the cell 24 into the liquid crystal 29. The valve 28 is opened to restore the atmospheric pressure and to inject the liquid crystal 29 into the cell 24.
Patent JP-H08334709-A (JP)
Title: Spatial light modulator
Inventor: RARII JIEI HOONBETSUKU
IPC: G02B26/08
Filed: 1996-04-18
Abstract: PROBLEM TO BE SOLVED: To improve the performance of DMD such as the more effective reset operation. SOLUTION: This modulator is formed of a DMD type spatial light modulator having an increased performance parameter. A picture element mirror 30 is supported by a yoke 32, and electron static attracting force is generated between several structures. It is first generated between an elevated mirror 30 and elevated address electrodes 50, 52, and then between the yoke 32 and lower address electrodes 26, 28. The picture element 30 attains a high address torque, high latch torque, high restoring force, and larger margin, compared with a conventional device. A large attracting force is realized by the proximation of the yoke 32 on the base address electrodes 26, 28, the picture element requires a smaller reset voltage with low sensitivity for address setup, and switch speed is more hastened.
Patent JP-H03295790-A (JP)
Title: Tilt device for ship propeller
Inventor: KAWAI TAKASHI
IPC: B63H20/08
Filed: 1990-04-12
Abstract: PURPOSE:To set the attitude of a propulsion unit to three different positions with a single action lever by interlockably connecting a lock arm and an inclined attitude holding arm to the action lever provided on a swivel bracket. CONSTITUTION:The tip claw section 21 of a lock arm 22 is coupled with a lock pin 20 provided at the lower section of a cramp bracket 12 fixed to a hull 11, the lock arm 22 and a support plate 24 are pivotally supported by a pin 23, and the support plate 24 is pivotally supported on a swivel bracket 15 via a support shaft 25. One end of a release rod 30 is coupled with the support pin 23, and the release rod 30 is coupled with the long hole 32 of the first sway arm 31. The first sway arm 31 is fixed to an action shaft 33, and the upper end of an inclined attitude holding arm 34 is pivotally supported on the action shaft 33. The action shaft 33 is connected to an action lever 18 via a base plate section 38, and the attitude of a propulsion unit 14 can be changed to three modes by the operation of the action lever 18.
Patent JP-S5722556-A (JP)
Title: Method and apparatus for measuring amount of oxygen required for burning gas containing combustible component
Inventor: HONDA ATSUHIRO
IPC: F23N5/00
Filed: 1980-07-15
Abstract: PURPOSE:To measure CO2 in burnt and exhausted gas and the amount of O2 required to burn CO2, by measuring CO2 in the gas containing the combustible component, completely burning it by supplying O2, and measuring O2 in the exhausted  gas and CO2 gas. CONSTITUTION:The gas E containing combustible component is introduced to a sample measuring part 11 and sample measuring valve 12 via a filter 8 and a dehumidifying part 9, and measuring of a specified quantity is performed. The gas E is mixed with carrier gas I and introduced to a TC detecting part 20 via an automatic switching units 15 and 19, which TC before burning is measured. Then, the unit 15 is switched. The mixed gas is introduced into a burning part 16, completely burnt, and moved to a TOD detecting part 22 through a dehumidifying part 17, the TC detecting part 20, and a filter 23. The TC and the TOD are detected and recorded in a recorder 22. The TC is the amount of the total carbon (mg/l) in the gas, and the TOD is the amount of oxygen (mg/l) required to burn the combustible material in the gas.
Patent JP-S5525621-A (JP)
Title: Brake master cylinder
Inventor: MORITA KATSUHIRO
IPC: B60T11/20
Filed: 1978-08-11
Abstract: PURPOSE: To prevent the excess of stepping force, by decreasing lost strokes by sending a large quantity of functioning liquid by means of a piston with a large diameter until braking starts and by generating the hydraulic pressure of braking by means of a piston with a small diameter after clearances are lost.  
     CONSTITUTION: During the time when there are clearances between a brake and a lining, hydraulic pressure is low, an interrupting valve 17 is not pushed to a valve seat 20 against the force of a spring 19, and a large quantity of brake function liquid are supplied to wheel cylinders 9, 9' from the first liquid chambers 7, 7' and the second liquid chambers 13, 13' in the sectional areas A 1  of pistons 2, 2'. When further working a pedal 5, the clearances are lost, hydraulic pressure thereafter rises and braking starts. Valves 17, 17' right move to interrupt communication passages 16, 16'. When further working the pedal 5, the hydraulic pressure of the first liquid chambers 7, 7' further rises while the hydraulic pressure of the second liquid chambers 13, 13' also becomes higher. Relief valves 23, 23' are opened, pressure escapes to reservoirs 21, 21', the hydraulic pressure of the second liquid chambers 13, 13' lowers, the pistons 2, 2' pressurize in the portions of sectional areas A 1 -A 2  after lost strokes, and only little stepping force is sufficient. 
     COPYRIGHT: (C)1980,JPO&Japio