baber/WOPTO huggingface dataset:
Patent JP-H10337235-A (JP)
Title: Mattress
Inventor: HAYAKAWA SEIJI
IPC: A47C27/08
Filed: 1997-06-05
Abstract: PROBLEM TO BE SOLVED: To provide a mattress which allows a sleeping position to change freely. SOLUTION: A mattress includes a base 11 having a recess 12 formed in its front, an air bag 13 fitted into the recess 12, a plurality of independent bags 16A, 168, 16C placed on the front of the base 11 and each having a fluid sealed therein, and a cover 19 covering the base 11 and the bags 16A, 16B, 16C. At least one of the bags 16A, 16B, 16C constitutes a mattress located over the air bag 13.
Patent JP-S5671884-A (JP)
Title: Nonvolatile semiconductor storage device
Inventor: KITAGAWA NORIHISA
IPC: G11C16/04
Filed: 1979-11-15
Abstract: PURPOSE:To increase the data storage characteristics, by judging the difference of the storage voltages opposite with each other of a pair of subcells by means of a differential type sense amplifier. CONSTITUTION:When the column selection transistors 20, 21 are ON into a read-in mode, the charge output stored in floating gates 10, 16 of submemory cells 2, 3 storing the logic states opposite each other forming the cell 1 to the storage state of the memory cell 1 is differentially sensed with a sense amplifier 24 with high sensitivity including transistors 25, 26 via Y lines 8, 11. Accordingly, the difference of storage charge of gates 10, 16 is more than the minimum sensitivity of the amplifier 24, then the read-in of the stored data can be made to obtain nonvolatile semiconductor storage device longer in the data storage time.
Patent JP-S5936520-A (JP)
Title: Method for stowing dust by compression
Inventor: MORITA YUTAKA
IPC: B01D46/48
Filed: 1982-08-26
Abstract: PURPOSE:To perform a compressing operation of a lump of dust automatically, in a short time and easily with a simple operation of only opening and closing solenoid valves, by compressing and stowing the lump of dust with an air flow. CONSTITUTION:When the rear end Ae of a flexible hose is pulled out from a spigot B after finishing a stowing operation of dust (a), solenoid valve I and C are closed and H and J are opened simultaneously with said pulling. Then, only for a short time a blower M continuing to rotate without changing its rotational direction produces an air flow, which compresses a bulky and large volume lump of dust (a) from its upper side to make the volume of the lump small and flows out of a dust container F and a lower can E and is filtered by a secondary filter K, and the clean air is discharged. Next, simultaneously with the stop of the blower M, the valves H and J are closed and the valves I and C are opened, and the air flows in the directions of arrows R1, R2 so that it is prepared to be used as a sucking air for stowing the dust when the next dust collection is started.
Patent JP-H0786023-A (JP)
Title: High-frequency magnetic composition
Inventor: KONOIKE TAKEHIRO
IPC: C04B35/26
Filed: 1994-06-29
Abstract: PURPOSE:To meet the requirements for both large squareness ratio Br/Bm and small tan delta for reducing DELTAH further enabling 4piMs to be arbitrarily set up within an extensive range by a method wherein a part of Ca is substituted with Y while substituting a part of Fe with Sn or Sn and Al within calcium vanadium garnet. CONSTITUTION:Within calcium vanadium garnet, a part of Ca is substituted with Y while substituting a part of Fe with Sn and Al to produce a mixture thereof. This calcium vanadium garnet is represented by a chemical formula (Y3-x-2zCax+2z) (Few-x-y-zSnxAlyVz)O4.5+1.5w (where x, y, z and w are respectively represented as follows i.e. 0.l0<=x<=0.60, 0<=y<=0.20, 0.20<=z<=0.60 and 4.88<=w<=4.92). At this time, the main component composition represented by said chemical formulae contains CeO2 as a subcomponent within the range exceeding 0.lwt% and not exceeding 0.5wt%.
Patent JP-S5574296-A (JP)
Title: Speaker vibration plate and its manufacture
Inventor: MITANI YUKIO
IPC: H04R7/02
Filed: 1978-11-29
Abstract: PURPOSE:To make broad the effective frequency band of the speaker oscillating plate, by forming the metal such as copper foil on one sheet of film in cone shape and increasing the concentrated stiffness of the cone. CONSTITUTION:The film having uniform thickness forming the cone main body 1 is constituted with the material 30 to 100mu thick, such as polyester and polycarbonate, the metal 2 is copper foil, for example, and it is formed with required pattern at the position where the concentrated stiffness on the cone 1 can be increased. On the film 1, to form the copper foil 2, two layered film is formed with the film 1 and the copper plate and ink is printed on a given part at the copper plate surface. The composite film with printed is chemically treated to remove the copper plates other than the printed part. The cone material thus formed is molded into the cone shape.
Patent JP-S6125833-A (JP)
Inventor: KASHIWAZAKI YUKIHIKO
IPC: B32B7/02
Filed: 1984-07-17
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-S5480969-A (JP)
Title: Paper feeder
Inventor: KANEKO TAMAKI
IPC: B65H7/06
Filed: 1977-12-12
Abstract: PURPOSE: To beforehand prevent the formation of jam accidents, by mounting a means for turning a separating roller in the reverse direction to the advance direction of blank forms by a signal from a jam detector.  
     CONSTITUTION: A paper feed roller 2 is driven by a paper feed command from a control circuit 10, and checked all the time during the time when a sensor 9 detects a nose of a blank form. When two sheet feed is formed ,and blank forms jam between an upper separating roller 3 driven and a lower separating roller 4, which approximately stops, and do not reach a location of the sensor 9 after a fixed time, the control circuit 10 stops all of delivery roller pair 8, the upper separating roller 3 and the paper feed roller 2, conveyance is stopped while driving a drive motor 6, the lower separating roller 4 is inverted, and excess blank forms are returned to accumulation, thus preventing jam accidents. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-S63311813-A (JP)
Title: Synthesizer receiver
Inventor: NARUSE KATSUNOBU
IPC: H03J7/28
Filed: 1987-06-15
Abstract: PURPOSE:To detect the presence or absence of a broadcast signal surely without the effect of a disturbing wave or the like by selecting a step frequency of a PLL circuit as a narrow frequency interval more than that of a channel step frequency, detecting the signal level of an intermediate frequency amplifier circuit so as to judge the presence or absence of the broadcast signal. CONSTITUTION:A PLL circuit 3 swept by the step frequency, a front end circuit 2 receiving the output signal of the circuit 3, receiving the broadcast signal and converting the broadcast signal into the intermediate frequency signal, and the intermediate frequency amplifier circuit 5 receiving the intermediate frequency signal outputted from the circuit 2, are provided. The PLL circuit 3 is controlled by the signal level obtained at the circuit 5 to select the step frequency of the PLL circuit 3 as the narrower frequency interval than that of the channel step frequency, the signal level of the intermediate amplification circuit 5 is detected to judge the presence or absence of the broadcast signal. Thus, the degree of modulation of a carrier of the broadcast signal is measured and whether or not the signal detected is the broadcast signal is judged depending on the degree of modulation to detect the broadcast signal surely.
Patent JP-H0815567-A (JP)
Title: Optical connector
Inventor: KATO KUNIHARU
IPC: G02B6/30
Filed: 1994-06-29
Abstract: PURPOSE:To provide a multi-fiber optical connector which is low in loss and low in reflection at the time of optically connecting optical fibers to each other or the optical fibers to an optical waveguide circuit. CONSTITUTION:The optical connector which connects the optical waveguides to each other and are attachable and detachable has the first and second optical fibers 4a, 4b as the optical waveguides and an aligning member 1 having aligning holes for aligning the first and second optical fibers 4a, 4b. Prescribed pressing force is applied on the first optical fibers 4a and second optical fibers 4b arranged to face each other in their axial direction and the fibers are inserted into the aligning holes 2 of the aligning members 1. The end faces of the first and second optical fibers 4a, 4b are brought into tight contact with each other in nearly the central part thereof.
Patent JP-H0439949-A (JP)
Title: Test jig for semiconductor device
Inventor: OKINARI KIYOTAKA
IPC: H01L21/66
Filed: 1990-06-05
Abstract: PURPOSE:To facilitate test without raising troubles such as terminal deformation in a semiconductor device progressed in shrink by providing the second group of electrodes for test probe contact. CONSTITUTION:In a test action of a semiconductor device 2 using a test jig A, raising a probe support plate 17 located below the jig A makes an elastic press-contact of probe contactors 19 with the bottom of the second electrode 13. Each contactor 19 is connected to a test head 25 via a signal line 20, a spring probe 24 and the like with the result that the electric measurement of the device 2 is made from a predetermined test program via the contactors 19. Indirect contact of terminals of the device 2 with test probes via electrodes 13 allows even a semiconductor device of small terminal pitch to make electric continuity with test probes simply and exactly and to prevent troubles in handling.
Patent JP-S6039557-A (JP)
Title: Ultrasonic diagnostic device
Inventor: ARITA KISHIO
IPC: G01N29/26
Filed: 1983-08-13
Abstract: PURPOSE:To shorten a measurement time, and also to execute easily a measuring operation by installing in advance probes of a necessary number at a prescribed position on the outside circumference of an object to be measured, and executing a measurement by switching successively transmission and reception of these probes. CONSTITUTION:Probes 21a-28a, 21b-28b are made to contact by pressing to points P0-P7, P'0-P'7 in order shown in the figure, in the circumference of an object to be measured shown by a section 1. In switching devices 12-14, a contact switching is executed basing on signals G1-G3 from a switching control circuit 15. A signal C1 and a signal C2 are a receiving signal and a transmitting signal, respectively. By switching suitably the switching devices 12-14, a propagation time in the diameter opposed position of the object to be measured 1, a propagation time in a 90 deg. position, and a propagation time in 22.5 deg. position are measured, and a shape and a position of a defective part are detected basing on a ratio of this measured value and a reference propagation time measured value.
Patent JP-S5271596-A (JP)
Title: Production of aromatic polyamide
Inventor: SUYAMA KATSUHIKO
IPC: C08G69/32
Filed: 1975-12-11
Abstract: PURPOSE: Production in high yield of aromatic polyamide of consistent quality useful for making fiber and paper characterized by conducting the polymerization reaction under a specific condition to prevent the fluctuation in degree of polymerization among batches. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-H06338863-A (JP)
Title: Satellite broadcasting system
Inventor: OZAKI MITSURU
IPC: H04H20/74
Filed: 1993-05-26
Abstract: PURPOSE:To provide the satellite broadcasting system sending simultaneously information which don't need to be in real time to plural receivers at a low cost by means of a revolving satellite less in limitation in the installation than the still satellite. CONSTITUTION:A receiver 50 of the earth station for reception reproduces the information packet of the broadcasting information sent through a revolving satellite 30 from a transmitter 10 of the earth station for transmission in a prescribed order based on the identification number of the information packet. Thus, it can be reproduced as the broadcasting information.
Patent JP-2000338883-A (JP)
Title: Wire fixture
Inventor: ITO SEIJI
IPC: G09F7/18
Filed: 1999-05-27
Abstract: PROBLEM TO BE SOLVED: To obtain a wire fixture which has a simple structure, is low in production cost, is easy to handle and does not conceal merchandise explanation descriptions, etc. SOLUTION: The wire fixture 1 has a fixing member 10 and a double coated adhesive member 20. The fixing member 10 has nearly a disk shape and has engaging grooves 10g which are nearly cruciform in a plane shape and are nearly semi-circular in a cross-sectional shape. The double coated adhesive member 20 has also a nearly disk shape and its front surface 20f and rear surface 20r have adhesiveness. When a bent part 30b of the wire 30 is engaged with the engaging grooves 10g of the fixing member 10 and the front surface 20f of the double coated adhesive member 20 is adhered to the fixing member 10, the wire 30 is connected and fixed to the fixture 1. This kit for production of the wire fixture includes at least one set of the fixing member 10 and the double coated adhesive member 20. The addition of the wire 30 is possible.
Patent JP-S5939618-A (JP)
Title: Sorting conveyer unit
Inventor: MIYAKE ATSUO
IPC: B65G21/12
Filed: 1982-08-26
Abstract: PURPOSE:To form the whole device to a compact size, by adapting cams, to which power is suitably transmitted, to the bottom face of a frame of a conveyer unit pivotally supported in a swingable state and tilting the conveyer unit downward through rotation of said cams. CONSTITUTION:A conveyer line is constituted by concurrently providing many conveyer units 11 in a closely located condition, and a case of assorted destination is arranged in the bottom of each conveyer unit 11. Each conveyer unit 11 is constituted by winding an endless belt 17 to be mounted between a pair of pulleys 14, 15, and a shaft 18 of the pulley 14 is rotatably supported between left and right fixed frames 19, 19, while a shaft of the pulley 15 is rotatably supported to one end of a frame 16. While a cam driving shaft 23 is arranged under the other end of the frame 16, and cams 24, 24 secured to this shaft 23 are adapted to the bottom face of the frame 16. And when a clutch 28 is engaged, rotation of a main driving shaft 31 is transmitted to the cams 24, then the conveyer unit 11 is so operated as in such way of descent-stop-lift to be reset with one turn of said cam 24.
Patent JP-H0441527-A (JP)
Title: Soluble polymidesiloxane
Inventor: TAKEDA TOSHIRO
IPC: C08G73/10
Filed: 1990-06-08
Abstract: PURPOSE:To obtain a soluble polyimidesiloxane excellent in moldability, workability and storage stability, comprising a specified acid component and an amine component comprising an alkyl-substituted aromatic diamine, and having a specified degree of imidization. CONSTITUTION:A polyimidesiloxane of a degree of imidization of 80-100% comprising an acid component comprising 35-95mol% benzophenonetetracarboxylic acid dianhydride and/or its derivative and 5-65mol% siloxane compound of formula I and an amine component comprising 50-100mol% alkyl-substituted aromatic diamine of formula II. In the formulas, X is formula III; Y is formula IV; R1 and R2 are each a bivalent 1-4C aliphatic group or an aromatic group; R3 to R6 are each a monovalent aliphatic group or an aromatic group; K is 1-100; R7 to R10 are each 1-4C alkyl; X, Y and Z are each O, SO2, formula V or formula VI; m1 is 1-4; m2 to m4 are each 0 or 1-4; and (n), (p) and (q) are each 0 or 1-10.
Patent JP-2000339048-A (JP)
Title: Semiconductor device
Inventor: SATO TOMOHIKO
IPC: H03F3/343
Filed: 1999-05-27
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor device which is never affected by the noises by preparing a constitution where a first transistor Tr has a 1st electrode which inputs a first constant current and is connected to the control electrode of the first Tr and a second has a first electrode which inputs the second constant current and also has a control electrode which is connected to the first electrode of the first Tr respectively. SOLUTION: A semiconductor device 51 includes a constant current supply parts M3 and M4 and the first and 2nd Tr M1 and M2. A first electrode of the Tr M1 inputs a first constant current I1 and is connected to the control electrode of the Tr M1, and a second electrode of the Tr M1 is connected to a second potential part GND via a potential variance transmission part of a first potential variation VBB. A first electrode D of the Tr M2 inputs a second constant current I2, the control electrode of the Tr M2 is connected to the first electrode of the Tr M1 and a second electrode of the Tr M2 is connected to the part GND via a resistance R1 respectively.
Patent JP-S5938727-A (JP)
Title: Working device of camera shutter
Inventor: ASANO SEIJI
IPC: G03B9/10
Filed: 1982-08-27
Abstract: PURPOSE:To obtain a shutter with a simple structure by providing electromagnetic driving devices respectively for starting opening and closing, in a shutter driving mechanism for a camera. CONSTITUTION:In a shutter consisting of a blade 2 that performs exposure by moving reciprocally between the position of opening an aperture 1 and the position of closing it, and an arm 31 for driving the blade, a spring 5 that opens the blade, is provided in the arm and locked by a locking piece 6 of a holding plunger P1. When locking of the locking piece is released by energizing the plunger, the shutter is opened. When proper exposure is detected by a controlling circuit, the arm is returned in resisting the spring by a locking piece 7 of a closing plunger P2, and exposure is completed.
Patent JP-2000341947-A (JP)
Title: Dc-dc converter
Inventor: SUGA IKURO
IPC: H02M3/28
Filed: 1999-05-28
Abstract: PROBLEM TO BE SOLVED: To provide a DC-DC converter, including a snubber circuit having the transformer reset function that can reduce a loss by LC snubber without using a resistor, will not reduce efficiency and dispenses with the reset coil of the transformer by preventing generation of heat. SOLUTION: A second switching element 16 is turned on during the on-period of a first switching element 3. Thereby, the charges filling a capacitor 14 during the off-period of the first switching element 3 with the excitation energy of the transformer 2 and the energy accumulated in the leakage inductance and wiring inductance are recovered for the DC input power supply 1 by utilizing the resonance phenomenon between the capacitor 14 and a reactor 15.
Patent JP-S637128-A (JP)
Inventor: SHIBUE NOBUYUKI
IPC: H02G3/16
Filed: 1986-06-25
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-S5373107-A (JP)
Title: Magnetic recording medium
Inventor: SHINOHARA KOUICHI
IPC: G11B5/66
Filed: 1976-12-10
Abstract: PURPOSE: To make superior the life characteristic of the magnetic tape whose recording layer is made of ferroamagnetic film, by arrangeing, between the non-magnetic foundation layer and the magnetic layer, their mixed layer as the intermediate layer. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-H10340003-A (JP)
Title: Developing device and electrophotographic device provided therewith
Inventor: KUMASAKA TAKAO
IPC: G03G15/08
Filed: 1997-06-06
Abstract: PROBLEM TO BE SOLVED: To provide a developing device by which toner scattering and the fluctuation of image density are prevented and an electrophotographic device capable of securing high speed and high image quality. SOLUTION: Relating to this developing device 8 where a latent image on a photoreceptor 1 is developed by a developing roll 2 on whose surface a toner layer is formed; 1st and 2nd magnetic rolls 3 and 10 are arranged proximately to the developing roll 2, and toner is applied to/recovered from the developing roll 2 through a 1st magnetic brush 16 formed on the magnetic roll 3 and a 2nd magnetic brush 17 formed on the magnetic roll 10. Especially, the magnetic roll 10 has a pair of homopolar magnetic poles opposed to the magnetic roll 3 and a recovery magnetic pole opposed to the developing roll 2 and is set as a sleeve rotating and magnetic pole fixed system.
Patent JP-H01316945-A (JP)
Title: Semiconductor device
Inventor: YAMAMOTO NOBUO
IPC: C23C8/12
Filed: 1988-06-17
Abstract: PURPOSE:To eliminate an electrical, short-circuit trouble and to remove surface contaminants by a method wherein the surfaces of bonding wires and the surfaces of bonding pads are covered with oxide films. CONSTITUTION:A wire bonding is ended and thereafter, a package 3 is put in an oxidizing atmosphere and ultraviolet light (a) is irradiated to generate the allotrope of oxygen, ozone (b), in the atmosphere. Al of the surfaces of bonding wires 1 of the package 3 and Al of the surfaces of bonding pads of the package 3 are oxidized to form an oxide film. When a contact should be generated between the wires 1, the oxide film, which has a thickness of 0.1mum or thereabouts and secure a device from an electrical insulation, is made to grow. Thereby, an electrical short-circuit trouble is eliminated and a surface contaminant is removed.
Patent JP-H0318500-A (JP)
Title: Device for supplying lubricant in forming press machine
Inventor: MURAKAMI YUKIO
IPC: B21D37/18
Filed: 1989-06-14
Abstract: PURPOSE:To prevent wear of dies and to hold long service life by providing a first nozzle for supplying fresh oil into a first die and a second nozzle for supplying refleshed oil into a second die. CONSTITUTION:Lubricant supplying systems for the first die 31 of the first working side and for the second die 32 of the second working side are separated each other as the other system, respectively. Into the first die 31, the service life of which is shortened in the case of using the refleshed oil, the fresh oil is supplied, and on the other hand, into the second die 32, where no trouble occurs even if the refleshed oil is used, the refleshed oil is supplied. By this method, the wear of the first die 31 is prevented, and also consumption of the fresh oil is saved, and the working cost can be reduced. Further, in the two systems of the lubricant supplying pipings, pumps 43, 47 for rapidly feeding and control valves 45, 49 are set, respectively, and the adequate quantity of lubricant can be supplied to the corresponding die at the suitable time.
Patent JP-S5576897-A (JP)
Title: Arabinofuranosyl-5-alkylthiouracil and its preparation
Inventor: UEDA TOORU
IPC: C07H19/09
Filed: 1978-12-01
Abstract: NEW MATERIAL:Arabinofuranosyl-5-alkylthiouracil of formula I (R 1  is lower alkyl; R 2  is H or acyl).  
     EXAMPLE: 2',3',5'-Tri-O-acetylarabinofuranosyl-5-methylthiouracyl.  
     USE: They are expected as an antiviral agent or reagent for biochemical tests.  
     PREPARATION: 2',3',5'-Tri-O-acylarabinofuranosyl-5-thiocyanatouracyl of formula II (R 3  is acyl) is reduced with a mercapto compound as β-mercaptoethanol, alkylated with an alkylating agent as methyl iodide, when necessary, removed the protecting groups, thus giving the compound of formula I. In another way, 5-alkylthiouridine of formula III is ring closed to form 2,2'-cyclo-5-alkylthiouridine, which is hydrolyzed to give the compound of formula I (R 2  is H). 
     COPYRIGHT: (C)1980,JPO&Japio