baber/WOPTO huggingface dataset:
Patent JP-H0659295-A (JP)
Title: Optical scanner
Inventor: IWATA NARITAKE
IPC: G02F1/33
Filed: 1992-08-05
Abstract: PURPOSE:To provide an optical scanner small in size low in power consumption by configuring the scanner with the scanner with a light source, a waveguide which guides light from the light source, a variable refractive index member which is tightly adhered to the waveguide and a distortion generating means which applies a distortion to the member, thereby unnecessitating mechanical drive. CONSTITUTION:An acoustical optical plates 5 is tightly adhered to the image face side of a waveguide 4 in parallel. A power supply is connected to a piezoelectric element 6 through a switch 7. By switching control the switch 7, the element 6 applies a distortion to the plate 5. The switch 7 is connected to a clock generating section 9 and the switching is controlled in accordance with the clock signals from the section 9. Moreover, the section 9 is connected to an LD driver 2 and the driver 2 supplies driving signals, which modulate the emission intensity of a laser diode 1 in accordance with the clock signals, to the laser diode 1. Furthermore, an absorbing body 10 is provided at the other end of the plate 5 and absorbs acoustic waves which are propagated through the plate 5.
Patent JP-S5999172-A (JP)
Title: Valve device with improved type valve member
Inventor: UEDA TOMOYUKI
IPC: F16K3/24
Filed: 1982-11-29
Abstract: PURPOSE:To secure reliable seal with reduced valve operating torque, by providing circular projecting ribs on an outer surface of a valve member made of synthetic resin, and also providing valve seats cooperating with the projecting ribs in a valve body. CONSTITUTION:A valve member 2 is made of hard or semi-hard synthetic resin, and is in hollow cylindrical shape with a wedge-like taper. Pojecting ribs 98 and 99 are generally of circular ring shape, and are developed on a tapering cylindrical surface of the valve member 2. Ring-like valve seats 200a and 200b are formed by a part of ring-like side wall of a recessed portion 103a forming a part of a valve chamber 103, and the valve seats are arranged in such a manner as to come into tight contact with surfaces of the projecting ribs 98 and 99 serving as a seal for the valve member 2.
Patent JP-S6188670-A (JP)
Title: Input selector for information signal
Inventor: MIYAGAWA HITOSHI
IPC: H04N5/44
Filed: 1984-10-05
Abstract: PURPOSE:To obtain an input selector for an information signal with high reliability by detecting purely electrically the presence or absence of an input of an external information signal so as to control automatically a switching means. CONSTITUTION:An input switching device 10 is provided to a receiver 1. A broadcast signal from an antenna 9 is fed to an internal information signal source 12 and its output video signals is fed to a video signal processing circuit 13 via a switching means 11. An internal information signal source 12 has a tuner and a video intermediate frequency amplifier circuit. A VTR2 is provided with a video signal source 51, which supplies a signal to an output terminal 53 via an impedance converting circuit 52. A control circuit 20 for input selection consists of a current source 30 and a comparator 40. When a coaxial cable 55 is not connected between the terminals 53 and 3, the relation of R4>>R2 exists and a terminal (b) of a switching means 11 is selected by a control voltage VC. When the coaxial cable 55 is connected between the terminals 53 and 3, the switching means 11 is thrown to the position (a).
Patent JP-H069805-A (JP)
Title: Method for forming polar resin coating film on non-polar elastomer
Inventor: KURAMOCHI HIROSHI
IPC: C08J7/04
Filed: 1992-06-26
Abstract: PURPOSE:To obtain a method for forming a polar resin coating film on a nonpolar thermoplastic elastomer in which halogenation treatment is not required. CONSTITUTION:A molding of a thermoplastic elastomer consisting of a styrene based elastomer partially modified with maleic anhydride or a mixture of the same elastomer or polypropylene, polyethylene or ethylene-vinyl acetate copolymer partially modified with maleic anhydride and unmodified styrene based, olefin based or 1,2-polybutadiene based elastomer is prepared. A solution of one kind or a mixture of two or more kinds among N-methoxymethylated nylon, copolymer nylon, polyurethane, polyvinylidene chloride, polyvinyl chloride or polyvinylidene fluoride is applied to the molding and then the solvent is volatilized by heating to form a resin coating film in which maleic anhydride in a molecular structure of the molding is chemically bonded to functional groups of the resin.
Patent JP-H1160280-A (JP)
Title: Agent for treating glass surface and treatment of glass surface
Inventor: USHIJIMA TAKASHI
IPC: C09K3/18
Filed: 1997-08-04
Abstract: PROBLEM TO BE SOLVED: To obtain a glass surface-treating agent capable of imparting excellent water repellency to the glass surface and capable of reducing a frictional force between a wiper and the glass surface to smoothly move the wiper on the glass surface by including dimethylpolyorganosiloxane, an inorganic acid, an aqueous solvent, and a waxy substance and/or a resinous substance. SOLUTION: This agent for treating a glass surface comprises dimethylpolyorganosiloxane preferably having a viscosity of 5-500 cst (25 deg.C) preferably in an amount of 2-30 wt.%, an inorganic acid, preferably sulfuric acid, preferably in an amount of 0. 5-10 wt.%, an aqueous solvent, preferably a monohydric alcohol, a dihydric alcohol, a glycol ether or the like, more preferably a 1-5C alcohol (e.g. ethanol), preferably in an amount of 80-98 wt.%, and a waxy substance and/or a resinous substance (e.g. a paraffin wax) preferably in an amount of 0.01-10 wt.%.
Patent JP-2001035687-A (JP)
Title: X-ray detecting device, x-ray exposure control signal generating device, and x-ray exposure control signal generating method
Inventor: UCHIYAMA AKIHIKO
IPC: H05G1/30
Filed: 1999-07-23
Abstract: PROBLEM TO BE SOLVED: To obtain a device for detecting incoming X-rays in radiographing, correcting tube voltage and body thickness by installing plural X-ray detecting means for detecting X-rays transmitted through forming an image with an X-ray image receptor along the incident direction of X-rays. SOLUTION: An X-ray image receptor 1 forms an image in such a way that a scintillator 1a is excited with incident X-rays, fluorescence is emitted in a visible range, and a solid sensor array detects the fluorescence. X-ray detectors 2, 3 are composed of a scintillator and a sold optical sensor, and detect X-rays in the same mechanism as the X-ray image receptor 1. The solid optical sensor is a semiconductor light receiving element formed on a glass substrate. Outputs of X-ray detectors 2, 3 are inputted in a dose rate conversion means 4, and an estimate of an incident dose to the X-ray image receptor 1 is outputted from the dose rate conversion means 4.  If body thickness depending characteristics and tube voltage depending characteristics show a similar aspect, input of the dose rate conversion means 4 is enough with only two outputs of the X-ray detectors 2, 3 and these two depending characteristics can be corrected at the same time.
Patent JP-S60104097-A (JP)
Title: Purification of dna
Inventor: IKARI TAKAOMI
IPC: C07H21/04
Filed: 1983-11-08
Abstract: PURPOSE:To purify DNA in a short time efficiently, by bringing an aqueous solution containing DNA and mononucleotide into contact with an adsorbent previously swelled, shaving a hydrophilic stationary phase on the surface, adsorbing and separating DNA, eluting it with an eluting solution such as methanol, etc. CONSTITUTION:An aqueous solution containing DNA and mononucleotide is brought into contact with an adsorbent previously swelled, having a hydrophilic stationary phase on the surface, DNA is adsorbed on a stationary phase, the adsorbent having adsorbed DNA is separated from the aqueous solution containing mononucleotide, the adsorbent is brought into contact with an eluting solution consisting of methanol or an aqueous eluting solution containing a polar organic solvent, DNA is eluted in the eluate, so DNA is purified. DNA is preferably that which is phosphorylated at 5'-end, and mononucletide is preferably adenosine triphosphate and/or adenosine diphosphate.
Patent JP-H0636660-A (JP)
Title: Pressure switch
Inventor: ANDEI MATSUKENNA
IPC: H01H35/38
Filed: 1992-07-14
Abstract: PURPOSE:To achieve downsizing of a pressure switch and enhance the reliability of the switch. CONSTITUTION:Fluid pressure acts on the upper end face of a piston 16. A pressing force specified by the product of the fluid pressure and the area of the upper end face of the piston 16 is applied to the upper end face of the piston 16. The pressing force is applied to the center portion of a snap action disc 24 by a piston rod 16a via the piston 16. When the fluid pressure is build up to a set value, the pressing force applied to the snap action disc 24 from the piston 16 reaches a predetermined value, i.e., a point of snap operation, and then the snap action disc 24 is reversely displaced from first to second position with a click and is therefore pressed into contact with a contact 30 under appropriate pressure.
Patent JP-S6367385-A (JP)
Inventor: FUJITA TSUTOMU
IPC: G06Q50/00
Filed: 1986-09-08
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-H0632369-A (JP)
Title: Bag or container formed of sheet-like cellulose fiber
Inventor: SUZUKI YOSHIKAZU
IPC: B65D65/00
Filed: 1992-07-13
Abstract: PURPOSE:To produce an easily disposable bag or container using cellulose fiber suitable for the solution of environmental problems by a method wherein the sheet having at least one side consisting of cellulose fiber is heat sealed via a heat-sealable fiber, etc. CONSTITUTION:A sheet is formed of cellulose fiber such as cotton, jute and pulp alone or in combination thereof such as cotton-jute and cotton-pulp blend and is heat sealed via heat-sealable fiber or tape, whereby a bag or container is produced. During this time, a heat-sealable and biodegradable substance may be used as a binder. To make a tea bag, for example, the sheet 1 is formed of the nonwoven fabric obtained by enveloping cotton web by water needle method and folded back and polyethylene yarn is then interposed between the overlapping parts 5 and 6 of the left side 4 and heat sealed thereto.
Patent JP-H0492349-A (JP)
Title: Ion implanting device
Inventor: ARIYOSHI RYUJI
IPC: H01L21/265
Filed: 1990-08-07
Abstract: PURPOSE:To carry out an even ion implanting in a simple and compact device by rotating a set magnet including plural magnetic ploes making the N and S poles opposite placing a substance to be implanted between the N and S poles around the substance to be implanted, and generating a magnetic field which has a specific inclination of intensity in a necessary direction. CONSTITUTION:A magnetic field generating means 2 furnishes a set magnet 4 made by combining three electromagnets 5, 5, 5 with magnetic poles 5a, 5b, and 5c whose N and S poles are opposed placing a semiconductor wafer 3 between them. The set magnet 4 is positioned to hold the whole body of the conductor wafer 3 from both sides, and provided close to the beam axial direction so as to generate a magnetic field close to the upper side of the wafer 3. The set magnet 4 is rotated around the semiconductor wafer 3 in the direction of the arrow by a rotation driving device, a magnetic field of a specific intensity inclination is generated in the direction square to the lines of magnetic force on the surface crossing square to the ion beams B, and the ion beams B are deflected by the magnetic field. Consequently, an even ion implanting is carried out in a simple and compact device.
Patent JP-S6451094-A (JP)
Title: Production of galactoligosaccharide
Inventor: MATSUNO RYUICHI
IPC: C07H3/06
Filed: 1987-08-24
Abstract: PURPOSE:To produce a large amount of galactooligosaccharide by simple operation in high yield, by treating lactic acid with beta-galactosidase derived from Bacillus circulans in a specific concentration. CONSTITUTION:Lactic acid is treated with beta-galactosidase having >=30wt.%, preferably 40-80wt.% substrate concentration derived from Bacillus circulans at pH 6-7 at 40-70 deg.C to produce a large amount of desired galactooligosaccharide at the high substrate concentration by using a small amount of the enzyme for a short time.
Patent JP-H0716087-A (JP)
Title: Method for preserving food
Inventor: NOSAKA NOBUYOSHI
IPC: A23L3/3472
Filed: 1993-06-30
Abstract: PURPOSE:To improve shelf stability of a food by adding an extract of Artemisia capillaris and another food additive to the food. CONSTITUTION:An extract of Aftemisia capillaris and one or more of epsilon- polylysine, sorbic acid, its salt, thiamine lauryl sulfate and an emulsifying agent for food are added to a food so that the flavor of the food is not affected and the shelf stability of the food is raised compared with addition of each component.
Patent JP-S5998615-A (JP)
Inventor: MINAMI TERUO
IPC: A01D34/24
Filed: 1982-11-29
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-2001030929-A (JP)
Title: Steering device
Inventor: KO KOI
IPC: B62D5/10
Filed: 1999-07-23
Abstract: PROBLEM TO BE SOLVED: To easily connect a steering shaft to a piston rod while ensuring the excellent concentricity, and prevent the connected condition from being damaged by various external forces. SOLUTION: A fitting part 35 provided with an equal-diameter part 36 of appropriate length and a constricted part 37 small in diameter is provided on one end of the piston rod 30, the fitting part 35 is internally fitted to a caulking cylinder 7 projected from an end part of a rack shaft 1, and this caulking cylinder 7 is externally caulked to realize the connected condition. The equal-diameter part 36 is tightly fitted to the caulking cylinder 7 to ensure the concentricity of the piston rod 30 with the rack shaft 1, and the caulking cylinder 7 holds the constricted part 37 to restrict the piston rod 30 in a coming- off preventive manner. In addition, projecting parts 38 projected on an end face of the equal-diameter part 36 are engaged with a bottom surface of the caulking cylinder 7 to restrict the relative rotation of the piston rod 30 to the rack shaft 1.
Patent JP-S6274864-A (JP)
Title: Transfer paper residual quantity display unit for copying machine
Inventor: KANAZAWA AKIHIRO
IPC: B65H26/00
Filed: 1985-09-25
Abstract: PURPOSE:To detect and display the residual quantity of transfer paper without entailing any deterioration in the paper, by supporting a transfer paper roll free of rotation via a spring valancer, and detecting the residual quantity of this transfer paper from the weight of this transfer paper roll for display. CONSTITUTION:Transfer paper 1 is rolled on a core shaft 15 in roll form, while this core shaft 15 is engaged with a notch of a frame body 16 at both the ends and supported free of rotation. Inside this notch, there is provided a coil spring 17 interposingly, and this spring 17 is bent according to weight of the transfer paper 1. On the other hand, a pointer 18 is attached to an upper end of the spring 17, and this pointer 18 is made so as to be sightable from the outside through a transparent gauge plate 20. Those of coil spring 17, pointer 18 and gauge plate 20 all constitute a spring balancer. Therefore, if residual quantity of the transfer paper 1 is decreased with use of it, the pointer 18 moves from the F (full) side to the E (empty) side addending upon reduction in the weight of a roll. Thus, the residual quantity of the transfer paper is quantitatively and continuously displayed on the spring balancer.
Patent JP-H1044397-A (JP)
Title: Cooler for serial printer
Inventor: FUTAGAWA YOSHIKIYO
IPC: F25D1/00
Filed: 1996-08-08
Abstract: PROBLEM TO BE SOLVED: To obtain a cooler for a serial printer having a thin type, a light weight and high efficiency by integrally constituting a motor of a power source with a fan for generating a cooling air flow. SOLUTION: Many blades 16 are formed toward an outer peripheral direction of a side portion where a rotor 14 formed in a cylindrical state by shallow drawing is fastened to its shaft by a protruding press. The rotor 14 is fastened to a bearing 19 of a fan frame 17 via a rotor shaft 15. When three-phase diving voltages are applied to coils 12 wound on poles 11 of a stator 10, a revolving magnetic field is generated, an eddy current corresponding to a delay of number of revolutions of the rotor 14 flows to generate a rotary force, and hence the rotor 14 continuously rotates according to a principle of an induction motor. The blades 16 cross the air by the rotation of the rotor 14 to generate an air flow, thereby cooling a head.  The blades 16 are provided in number of the degree not losing a shaft fastening rigidity of the rotor 14, and hence constituted so as to obtain predetermined wind volume as compared with a blade constituting width even if its protruding amount is sufficiently reduced.
Patent JP-H0374988-A (JP)
Title: Method for controlling level of reverse transmission signal automatically in two-way catv system
Inventor: NISHIMICHI KAZUTOSHI
IPC: H04N5/00
Filed: 1989-08-15
Abstract: PURPOSE:To easily attain the level adjustment of a reverse transmission signal by measuring a level of an outgoing signal so as to detect a transmission loss thereby increasing automatically the level of the reverse transmission signal outputted from a reverse transmission device by the transmission loss. CONSTITUTION:A microphone and a speaker are provided to a head set 2 and it is devised that a reverse transmission signal (a) is outputted through the microphone and an outgoing signal (b) is received. Then a voice signal in the outgoing signal (b) is demodulated by a demodulator 5, sent to the head set 2 and a level of a pilot signal of the outgoing signal (b) is detected simultaneously by a level detector 6 and a gain of an AGC amplifier 4 is adjusted automatically by an AGC circuit 7 based on the detected value to increase the level of the reverse transmission signal (a) outputted from the amplifier 4 by the transmission loss.
Patent JP-S6190678-A (JP)
Inventor: MORI MASUO
IPC: A61N2/00
Filed: 1984-10-09
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-S6269149-A (JP)
Title: Inspecting device for foreign matter in wafer
Inventor: TANIUCHI TOSHIAKI
IPC: G01N21/88
Filed: 1985-09-24
Abstract: PURPOSE:To execute automatically focusing at every wafer by moving relatively the surface of a wafer or an optical system, and adjusting a distance between the surface of the wafer and the optical system. CONSTITUTION:An inspecting device irradiates an optical beam to the surface of a wafer 30, receives reflected light from the surface of the wafer 30 by an optical system which is common to a detecting system 50 and a microscope 52, and decides whether a foreign matter exists on the surface of the wafer 30 or not, based on an electric signal which is converted by a photoelectric element 90. This device is provided with an electrostatic capacity displacement gauge 53 for detecting a distance between the optical system and the surface of the wafer 30, an X stage 10 which moves forward and backward in the direction X by a stepping motor 14, a Z stage 20 which can move upward and downward by a stepping motor 19. And a rotary stage 22 which can rotate by a DC motor 24. In such a state, prior to a foreign matter inspection of the surface of the wafer 30, the distance is detected by using the displacement gauge 53 at plural parts of the surface of the wafer 30 on the rotary stage 22, and by adjusting automatically the Z stage 20 under a control by a microprocessor, the focus of the optical system is made to conform with the surface of the wafer 30.
Patent JP-S58112332-A (JP)
Title: Evaluation of semiconductor crystal
Inventor: OOSAWA AKIRA
IPC: G01R31/26
Filed: 1981-12-26
Abstract: PURPOSE:To enable to select a wafer fit for intrinsic getter ring improving the yield by a method wherein the existence of minute separated compound contained in a house comprising silicon single crystal is detected. CONSTITUTION:The second process measures the life of minor carriers contained in the tested sample by means of the optical attenuation utilizing the reflection of microwaves. The tested sample is exposed to radiation of microwaves through the intermediary of a waveguide with opening reflecting microwave remarkably only when it is exposed to radiation of light from an excited light source and whenever the radiation is stopped, the reflected microwaves are attenuated index-functionally. Therefore the attenuation characteristics of reflected waves may be observed by means of introducing the reflected waves through the intermediary of a crystal detector comprising gallium arsenic or silicon and the like while the life of minor carriers may be measured since the attenuation characteristics depend upon the life of said minor carriers. The third process selects the wafer checking if the life of said minor carriers exceeds 200mus or not.
Patent JP-S59101369-A (JP)
Title: Supply apparatus for ink
Inventor: KOBAYASHI MASATO
IPC: B41J2/185
Filed: 1982-12-02
Abstract: PURPOSE:To facilitate maintenance by when an apparatus belonging to an ink supply system of ink-jet-head is brought a standstill, installing a filter for removing dust, etc. included in the ink at a place where the ink pressure becomes the atmospheric pressure. CONSTITUTION:Ink from an ink tank 1, after freed from course dust particles in a pre-filter 2, is 1ed to an ink pressurizing pump and then brought to a compressed state and the ink is fed into an air chamber A to be deprived of pressure pulsations, in the ink supply system of ink-jet printer where ink is supplied to an ink injection nozzle 8 through an electromagnetic switching valve 6 and nozzle-protecting filter 7, a main filter 5 removing completely the dust, etc. included in the ink is installed in place of a nozzle filter 7 located in an area where the ink pressure is reduced to the atmospheric pressure at the suspension of the ink supply, for example, between the pre-filter and the pressurizing pump 3 or between the switching valve 6 and the nozzle 8.
Patent JP-2001044501-A (JP)
Title: Current constricted type surface light emitting diode and manufacture thereof
Inventor: SONE TOSHINORI
IPC: H01L33/32
Filed: 1999-07-26
Abstract: PROBLEM TO BE SOLVED: To obtain a current constricted type surface light emitting diode which has higher extraction efficiency. SOLUTION: A 1st impurity doping region 42 is formed without overlapping with an upper electrode 18 along the thickness of an LED chip 10 and, and the 1st impurity doping region 42 is electrically connected to the upper electrode 18 via a 2nd impurity doping area 44, so that a current flows locally to the part (dotted-line hatched part) of an active layer 30 which corresponds to an outside diameter d2 of the 1st impurity doping region 42 to emit light therefrom and the light is not cut off by the upper electrode 18. This LED chip 10, therefore, efficiently outputs the light emitted by the active layer 30 to the outside, so that higher extraction efficiency is obtained as compared with a conventional value shown by the data point of a black solid circle.
Patent JP-S5954765-A (JP)
Inventor: JIERARUDO SHIDONII TOOMASU
IPC: F02M55/00
Filed: 1982-12-02
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。