baber/WOPTO huggingface dataset:
Patent JP-S61190353-A (JP)
Title: Ozone exhauster of copying machine
Inventor: ISHIZUKA TETSUO
IPC: G03G21/20
Filed: 1985-02-20
Abstract: PURPOSE:To prevent external air from coming into contact with the surface of a photosensitive body, and ozone present in the shield case of a corona discharging device from flowing out along that surface, and image quality from deterioration by forming plural openings for passing the air at prescribed intervals in the shield case. CONSTITUTION:An electrostatically charging corotron 2a and a transfer corotron 2b each composed of the shield case 4 and a discharge wire 5, and the case 4 is provided with the plural openings 6a, 6b in the lateral direction, and in the case of corotron 2a, the airs intruding from the side upstream in the rotation direction of the photosensitive drum 1 through the opening 6a and through between the case 4 and the drum 1 are exhausted through the opening 6b of the downstream side without coming into contact with the surface of the drum 1, and in the case of the corotron 2b, the air introduced through a ventilation hole 8 intrudes through the opening 6a of the upstream side and goes out of the opening 6b of the downstream side, thus permitting the external air and ozone to be prevented from contacting with the surface of the drum 1, and a defective image, such as lack of density, to be avoided.
Patent JP-S58150308-A (JP)
Title: Amplifying device
Inventor: TANAKA SHIYUNICHIROU
IPC: H03F3/68
Filed: 1982-03-03
Abstract: PURPOSE:To realize a 3D system in a simple way, by providing a circuit at an input part to mix the low band components among different channels and at the same time connecting a woofer among output terminals which are provided between different channels to obtain outputs of phases opposite to each other. CONSTITUTION:A mixing circuit 10 is set at an input part to mix the low band components of input signals among different channels. At the same time, a woofer 17 is connected among output terminals 13, 14, 15 and 16 which obtain outputs of phases opposite to each other among different channels. The amplifiers 11 and 12 have a BTL constitution respectively, and therefore the signals having phases opposite to each other are delivered to the terminals 13 and 14. So is with the terminals 15 and 16 with phase of signals opposite to each other. Then a woofer SL is connected between the terminals 14 and 15. Thus the low band components are mixed by the circuit 10 for a bass region to obtain a monaural signal. Therefore the terminals 14 and 15 have BTL operations at the bass region, and the woofer SL is driven by monaural signals of channels A and B.
Patent JP-H11218498-A (JP)
Title: Method for inspecting foreign matter
Inventor: SUGIZAKI KATSUMI
IPC: G03F1/84
Filed: 1998-01-30
Abstract: PROBLEM TO BE SOLVED: To provide a method for inspecting a foreign matter for rapidly identifying a type of a fine foreign matter which becomes a problem in manufacturing a very large scale integrated circuit (VLSI) by detecting the matter. SOLUTION: A fine laser beam from a laser source 5 is introduced into a rotary elliptical mirror 7 through a hole 7a opened at the mirror 7, scattered by a foreign matter 13, reflected by the mirror 7, and converged to a scattered light detector B disposed at a focus of the mirror 7. Thus, a position of the matter is detected. A controller 4 drives a sample scanning mechanism 3 to move a foreign matter searching unit 2 to a position where the matter is detected. The unit 2 has a scanning type probe microscope, which pushes a probe 10a at an end of a cantilever 10 against the matter to measure a forth curve and identifies and estimate a type of the matter from the measured curve.
Patent JP-H0248828-A (JP)
Title: Galois field divider circuit and circuit sharing multiplication and division
Inventor: MATSUI MITSURU
IPC: H03M13/00
Filed: 1989-02-10
Abstract: PURPOSE:To reduce hardware quantity, to speed up-arithmetic processing and to shape a multiplication circuit and a division circuit by the instruction of a switching means without using a shift register by composing a Galois field GF(2<n>) multiplication and division sharing circuit with the computing element of a partial field GF(2<m>). CONSTITUTION:Products X, Y are outputted from a GF(2<n>) input division means 1 of a Galois field division circuit by taking elements X, Y of the Galois field GF(2<n>) as input elements (n is an even number) and the computing element of the partial field GF(2<m>) of the Galois field GF(2<n>) (n=2m) is constituted. Moreover, A GF(2<n>) inverse element means 2 outputs an inverse element 1/Y<2> being the inverse of the square of the input element Y and the computing element of the partial field GF(2<m>) is constituted. Then the output of the input division means 1 and the output of the inverse element means 2 are given to the GF(2<n>) output means 3, where the outputs are multiplied, and the result is subjected to the calculation of the partial field GF(2<m>) to constitute a multiplication and division sharing circuit. Through the above constitution, the quantity of hardware is reduced without using any shift register and any reduction ROM and the processing speed is quickened.
Patent JP-H10229611-A (JP)
Title: Electric vehicle charging magnetic coupling device
Inventor: WATANABE KUNIHIKO
IPC: H01F27/24
Filed: 1997-02-17
Abstract: PROBLEM TO BE SOLVED: To provide an electric vehicle charging magnetic coupling device which can suppress the temperature rise of a core. SOLUTION: A secondary core 21 is formed into a C-shape as a whole. A flow path 21D is formed so as to pierce through the vertical part of the C-shape in its axial direction. On the other hand, a primary core 31 is formed into an I-shape as a whole. A flow path 31D is formed so as to pierce through the primary core in its axial direction. With this constitution, even of a part of a flux is converted into heat in the cores 21 and 23, the heat can be removed by air, flowing through the flow paths 21D and 31D. Further, as the flow paths 21D and 31D are formed in the cores themselves, the heat can be removed directly from the core and cooling efficiency can be improved.
Patent JP-H08226373-A (JP)
Title: Variable-pitch blade type windmill
Inventor: TAKENO ICHIRO
IPC: F03D7/04
Filed: 1995-02-21
Abstract: PURPOSE: To simplify a structure to reduce cost by eliminating the need for an emergency stop cylinder and the associated hydraulic tubing, etc., and to enhance reliability by reducing the possibility of pressure oil leakage. CONSTITUTION: In a variable-pitch blade type windmill in which the pitch angle θof each blade 1 is varied by a blade angle controlling cylinder 2 via a link 5, a gas spring cylinder 6 is provided in series with the blade angle controlling cylinder 2, and the link 5 is pressed by gas pressure 6a in the direction in which the blade 1 closes in the wind direction.
Patent JP-S61191691-A (JP)
Title: Exo-type chartreusin derivative and anticancer containing same
Inventor: MORI HIROYUKI
IPC: A61K31/7048
Filed: 1985-02-20
Abstract: NEW MATERIAL:A compound shown by the formula I {Q is formula II-IV [R, R', and R'' are (substituted)alkane 1-11C diyl, or (substituted)cycloalkane 3-10C diyl; Z1, Z1', and Z1'' are H, or (substituted)1-6C alkyl; Z2 is H, (substituted)1-6C alkyl, formyl, (substituted)1-6C carbonyl, (substituted)benzoyl, (substituted)benzyloxycarbonyl, etc.)], and number of total atoms except H of this Q is <=30}, and their salts. EXAMPLE:Exo type 6-O-(N-trifluoroacetyl-beta-amino-isobutyryl)-3',4'-O-benzylidene- chartreusin. USE:An anticancer. PREPARATION:Chartreusin is reacted with benzaldehyde dimethylacetal, etc. to give 3',4'-O-benzylidenechartreusin. This compound is selectively hydrolyzed to give exo type 3',4'-benzylidenechartreusin, which is reacted with a carboxylic acid derivative shown by the formula HOOCQ.
Patent JP-S56128735-A (JP)
Title: Ester of tricyclic carboxylic acid having perfume
Inventor: FUJIKURA YOSHIAKI
IPC: A61K8/37
Filed: 1980-03-14
Abstract: NEW MATERIAL:An ester of tricyclo[5.2.1.0 2 , 6 ]decane-2-carboxylic acid expressed by formula I (R is 2W3C alkyl).  
     EXAMPLE: Ethyl exo-tricyclo[5.2.1.0 2 , 6 ]decane-2-carboxylate.  
     USE: Perfumes and flavors, having a good stability to heat without discoloring and changing in quality after a long time and additionally having high stabilities to acids and alkalis. An exotrimethylene isomer expressed by formula II has a perfume similar to that of a lemon, a fruit or wood, and an endotrimethylene isomer expressed by formula III has a perfume similar to that of fresh wood or earth.  
     PROCESS: A tricyclo[5.2.1.0 2 , 6 ]decane-2-carboxylic acid halide of formula IV (X is Cl or Br) is reacted with an alcohol having a 2W3C alkyl, to give the compound expressed by formula I. 
     COPYRIGHT: (C)1981,JPO&Japio
Patent JP-S62189240-A (JP)
Inventor: NAGATA AKIO
IPC: E04C5/08
Filed: 1986-02-17
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-S55125545-A (JP)
Title: Optical information recorder/reproducer
Inventor: NAKAMURA TOORU
IPC: G11B7/09
Filed: 1979-03-20
Abstract: PURPOSE:To make it possible to satisfactorily detect various signals such as a tracking signal, etc., by arranging a light detector at the position which in not affected by rotation of a movable mirror. CONSTITUTION:A half mirror 8 is mounted between  movable mirror 2 and a condensing lens 3, and divides a reflected ray which comes from the information recording surface 4. And a point which is equivalent to an image point G' by the lense 3 is made G''', and when the mirror 2 has been rotated, a signal is detected by a light detector 7 which is mounted at the point G'''. Accordingly, a light spot of proper size which is not affected by rotation of the movable mirror 2 is formed on the light detector 7.
Patent JP-2000232250-A (JP)
Title: Long wavelength region surface emission laser device and manufacture thereof
Inventor: IWAI NORIHIRO
IPC: H01S5/183
Filed: 1999-02-10
Abstract: PROBLEM TO BE SOLVED: To provide a long wavelength region surface-emission laser device which is subjected to a direct bonding operation only once and is excellent in productivity and a manufacturing method thereof. SOLUTION: A long wavelength region surface-emission laser device 40 is equipped with a GaAs surface-emission laser device 41 possessed of semiconductor multilayered film reflecting mirrors 2 and 5 and an InGaAs distorted quantum well active layer to function as a pumping light source of oscillation wavelength 980 nm band and a long wavelength region resonator structure 42 possessed of a long wavelength band active layer 24 which is vertically integrated over the surface-emission laser device 41 and whose oscillation laser is 1300 nm long in wavelength and dielectric multilayered film reflecting mirrors 26 and 27 of a-Si/Al2O3 provided on each side of the long wavelength band active layer 24.
Patent JP-S56130444-A (JP)
Title: Age-hardening free-cutting gold alloy having high hardness and golden color tone
Inventor: HOSODA NAOYUKI
IPC: C22C5/02
Filed: 1980-03-14
Abstract: PURPOSE: To obtain an age-hardening free-cutting Au alloy having a fine golden color tone and high hardness as well as superior plastic workability, machinability and corrosion resistance by adding a specified amount of Cu, Fe, Zr, etc. to Au.  
     CONSTITUTION: This Au alloy consists of, by wt., 10W20% Cu, 1W5% Fe, 0.1W 3.0% Zr with the balance Au and inevitable impurities. To the alloy may be added 0.5W3.0% Ni and 4.5W9.0% Zn. The alloy has superior corrosion resistance and a golden color tone, and superior plastic workability and machinability are obtd. after solubilizing treatment. When the alloy is age hardened, it is provided with hardness higher than that of a conventional Au-Cu-Fe alloy. This alloy is used in various fields including accessories, a fountain pen point and electrical contacts. 
     COPYRIGHT: (C)1981,JPO&Japio
Patent JP-S62191903-A (JP)
Title: Work robot
Inventor: OKUMURA HIROSHI
IPC: B25J17/02
Filed: 1986-02-19
Abstract: PURPOSE:To remarkably diversify the attitude actions of a tool, to enhance its control function, to eliminate the interruption and stop of work and to improve the work efficiency by incorporating a slope action axis between the slew action axis of a robot wrist part and a rotational action axis. CONSTITUTION:The slew action axis 14 to slew and operate a welding torch (a) is continuously installed on the end of a robot arm, that is, the end of a vertical action axis 13. The slope action axis 15 to incliningly operating the welding torch (a) is perpendicularly disposed on the end of the slew action shaft 14, and the rotational action axis 16 with a work tool holder 17 to rotate and operate said torch (a) is protrusively disposed perpendicular to both axis 14 and 15, thereby constituting the robot wrist part. A computer 23 sots out the actions of the axis 14 and 15 for positional direction due to the slew of the torch (a), proceeding and reteating angles due to inclination and an inclination angle due to rotation, and controls the axis 14 and 15 through numerical analysis using coordinate inversion. The computer calculates the angles of respective shafts, selects answers which can switch the shaft angle in an attitude at the leading edge to that in an attitude at the tailing edge, and issues an action command to a robot main body 20.
Patent JP-H04272738-A (JP)
Title: Endoscope device
Inventor: SAITO KATSUYUKI
IPC: A61B1/04
Filed: 1991-02-27
Abstract: PURPOSE:To obtain the endoscope device which can realize miniaturization of an endoscope by providing a driving signal control circuit which can adjust an amplitude level and an offset level of a driving signal of a solid-state image pickup element in a signal processor of the endoscope device, based on an image pickup signal. CONSTITUTION:As shown in the figure (A), a saturated input signal (a) (figure (B)-a) is compared with a reference voltage Vref l set in advance by a power source 36 by a comparator 34, and in the case it is higher than Vref l an H level is outputted (figure (B)-b), the number of fall edges varied from H to L is counted by an integral counter 58 of the next stage, this count value is subjected to D/A conversion, and thereafter, multiplied by a driving signal generated by a CCD driving circuit, and an amplitude or offset level of the driving signal is varied and fixed so that this count value becomes small.
Patent JP-S59159979-A (JP)
Title: Device and method for detecting deposition speed in electroless copper plating
Inventor: NOGUCHI SADAO
IPC: C23C18/40
Filed: 1983-03-01
Abstract: PURPOSE:To detect automatically the deposition speed of copper in an electroless copper plating soln. in a short time by suspending a metallic electrode, moving the electrode from a plating cell to a copper dissolving cell and measuring the light absorbance of the etching soln. in the copper dissolving cell. CONSTITUTION:A metallic electrode 2 is set to the bottom end of an arm 3a of a moving mechanism 3 and is immersed in the electroless plating soln. in a plating cell 1. The electrode 2 is pulled and moved after a specified time and is immersed in an etching soln. consisting of 50-400g/l ammonium peroxide, etc. in a copper dissolving cell 5. The specified volume of the etching soln. dissolved therein with copper ion is fed into the absorption cell of anabsorbancy measuring part 6, where the absorbancy is measured in the form of potential. The measured potential is fed via a cable 8 to a control part 7, by which the potential is subjected to A/D conversion and the deposition speed of the electroless copper plating is calculated in the relation inputted preliminarily to said part.
Patent JP-H07318439-A (JP)
Title: Load cell
Inventor: TANAKA HIROSHI
IPC: G01G23/01
Filed: 1995-01-30
Abstract: PURPOSE:To provide a load cell on which adjustment of unbalanced loads is performed. CONSTITUTION:In a load cell constituted in such a way that a rectangular hollow part is arranged in an almost rectangular central part having a prescribed thickness, and both side parts of upper and lower surfaces of the hollow part are cut as a circular arc recess-shaped surface 5, and detecting elements 7 are stuck to upper and under surfaces of a load receiving body 2 corresponding to this recess-shaped surface 5, and the detecting elements 7 are electrically connected to a bridge circuit so as to produce output, and a support part to be supported with a support member is arranged in one end part of the load receiving body, and an installing part to install a wighing pan is arranged in a movable end part, side parts of a recess-shaped surface 5 part on the surface reverse sides on which the detecting elements 7 are stuck, are obliquely cut off by a prescribed quantity so that output of the bridge circuit does not change according to respective unbalanced loads even if the unbalanced loads are made to act on the movable end part.
Patent JP-S61205823-A (JP)
Title: Weighing equipment for fine particle-shaped solid
Inventor: HANSU GEORUKU FUASUBINDERU
IPC: B65G53/46
Filed: 1986-02-19
Abstract: A metering slide for fine-grained solids for gastight closing and cross-section-variable opening of vessels and piping in pneumatic conveying systems. A sliding plate provided with a metering opening is moved between two slide rings by a drive in a compression-proof slide casing. The intake side slide ring opening has a predetermined nominal width between 1/10 and 1/3 of the outside diameter of the slide ring. The discharge side slide ring has an inside diameter corresponding to 3 times to 10 times the nominal width of the intake. The slide casing is filled with a lubricant which is under a pressure equal to or higher than the operating pressure of the penumatic conveying system.
Patent JP-H08227166-A (JP)
Title: Electrophotographic photoreceptor
Inventor: SATO MICHIHIKO
IPC: G03G5/06
Filed: 1995-02-22
Abstract: PURPOSE: To obtain an electrophotographic photoreceptor having high sensitivity and high durability. CONSTITUTION: An azo compd. represented by formula I is incorporated as a photoconductive material into a layer on an electrically conductive substrate. In the formula I, R1 is H, halogen, nitro, hydroxyl, alkyl which may have a substituent, alkoxy, aryl or a heterocyclic group, R2 is alkyl which may have a substituent, aralkyl, aryl, a heterocyclic group, alkoxy, amino or hydroxyl and A is a residue of a coupler represented by formula II, wherein Z is a group of atoms required to form an optionally substd. arom. or hetero ring by condensation with the benzene ring, R5 is H, halogen, alkyl which may have a substituent, aralkyl, aryl, alkoxy, aryloxy, amino or hydroxyl, each of R6 and R7 is H, alkyl which may have a substituent, aralkyl, aryl or a heterocyclic group and R6 and R7 may form a cyclic structure.
Patent JP-H07245558-A (JP)
Title: Input circuit for semiconductor device
Inventor: HORIGUCHI SHINJI
IPC: H03K5/24
Filed: 1994-03-03
Abstract: PURPOSE:To attain high speed operation by eliminating the need for a timing margin from fetch of an input signal till a latch output in the input circuit of the semiconductor device such as an address buffer. CONSTITUTION:An address buffer 100 is made up of a differential amplifier 10 receiving an input signal Ai and providing an output of a couple of differential signals AiT, AiB and a survival latch circuit 20 detecting a signal changed earlier in the differential signals and latching and outputting the detected signal. Furthermore, activation/inactivation of the differential amplifier 10 is made depending on ON/OFF of an N channel MOS transistor(TR) M9 based on a Set signal. A voltage is produced between the differential signals when the differential amplifier 10 is activated and both the differential signals go to a low level when the differential amplifier 10 is inactivated.
Patent JP-H04330136-A (JP)
Title: Column/beam joining structure of dwelling house unit
IPC: E04B1/348
Filed: 1991-02-01
Abstract: PURPOSE:To allow one joint to serve for coupling of beams having different thicknesses, facilitate location of these beams in the longitudinal direction, and eliminate edge preparation for joining. CONSTITUTION:On the column 2 side are furnished joints 21, 24 having slopes 22A-22C, 25A-25C which are inclined in the direction across the thickness of beams 3, 4 and are made in contact with joining ends of the beams 3, 4. By the use of these slopes 22A-22C, 25A-25C, beams having different thicknesses can be coupled together without resorting to any further means. Accordingly the location of beams in the longitudinal direction can be facilitated, and process of edge preparation for joining be eliminated.
Patent JP-S59160527-A (JP)
Title: Pressure granulator for powder and granule
Inventor: TAKAI SEIZABUROU
IPC: B30B11/18
Filed: 1983-03-01
Abstract: PURPOSE:To obtain pressurized particles having a uniform grain size by compressing a raw material between a pair of pressing rolls having many longitudinal grooves in parallel with the rotating direction and having the same diameter so that the compressed material is stuck and filled on the surfaces of the longitudinal grooves and scraping off said material by the tooth profile of sizing rolls. CONSTITUTION:A pair of pressing rolls 1 having many longitudinal grooves in parallel with the rotating direction on the surface and having the same diameter are provided and a pair of sizing rolls 2 having many projections arrayed in a parallel linear shape in parallel with the rotating direction and having the projecting shape forming a tooth profile in the circumferential direction are provided. The respective rolls 2 are brought into contact with the rolls 1 so that the projections of the rolls 2 move cooperatively with the longitudinal grooves of the rolls 1. The raw material compressed between the rolls 1 and 1 is adhered and packed on the surfaces of the longitudinal grooves and is then scraped off by the tooth profile of the rolls 2. The grain size is thus easiliy adjusted without crushing the particles and since the pressurized particles having a uniform grain size is obtd., the particles withstand handling in transit and contribute to the improvement in productivity and an improvement in quality, etc.
Patent JP-H09229520-A (JP)
Title: Separate freezing cycle
Inventor: WATANABE YUKIO
IPC: F25B45/00
Filed: 1996-02-21
Abstract: PROBLEM TO BE SOLVED: To enable a pump-down operation to be carried out without any loss by a simple configuration and operation in a separate freezing cycle. SOLUTION: A liquid pipe 11 and a gas pipe 12 are connected in such a way that the pipes may be opened or closed and separated by a liquid side valve 13 and a gas side valve 14. A check valve 16 for stopping a flow of refrigerant opposite to the flow of the refrigerant between the gas side valve 14 and a compressor 1 is arranged at a location wherein the refrigerant flows only at the side of the compressor 1. An electrical metering valve 4 is automatically set to its full-closed state in response to a setting of a pump-down mode without hindering a flow of the refrigerant in a normal freezing cycle, resulting in that a cooling operation for the pump-down can be started without performing any manual operation of the liquid side valve 13 and at the same time the refrigerant passed from an indoor device 3 to an outdoor unit 5 is not flowed back by the check valve 16 and the pump-down operation can be carried out without any manual operation of the gas side valve 14.