baber/WOPTO huggingface dataset:
Patent JP-S63284249-A (JP)
Title: Radiation-crosslinkable fluorocarbon resin composition
Inventor: YAGYU HIDEKI
IPC: C08L27/12
Filed: 1987-05-15
Abstract: PURPOSE:To obtain the title composition which can give a molding having excellent high-temperature mechanical properties and a good appearance, by adding a specified crosslinking aid to an ethylene/fluoroolefin copolymer or a mixture thereof with a fluorine-containing elastomer. CONSTITUTION:The title composition prepared by adding a crosslinking accelerator of formula I (wherein X is formula II and R is CH3, C2H5, C3H7, C4H9 or the like, and l, m and n are integers), e.g., a compound of formula III, to an ethylene/fluoroolefin copolymer (e.g., ethylene/tetrafluoroethylene copolymer) or a mixture thereof with a fluorine-containing elastomer (e.g., tetrafluoroethylene/propylene copolymer). This composition can give a crosslinked molding having a good appearance after extrusion and excellent high-temperature mechanical properties and is controlled in volatilization of the crosslinking accelerator during extrusion molding.
Patent JP-S5547130-A (JP)
Title: Manufacture of collagen bead
Inventor: HAYADE TAKESHI
IPC: B01J2/06
Filed: 1978-09-28
Abstract: PURPOSE: To manufacture collagen beads which can be suitably used as carriers for bioactive substances by the procedure in which a clooagen liquid is dropped in an organic solvent to make the collagen globular and then harden it.  
     CONSTITUTION: A mixture of aqueous collagen or the kile with a 3 to 30wt% liquid and aqueous dispersin of collagen fibers concentration of collagen substance sobubilized with an enzyme or an alkali is dropped in a water insoluble or non- miscible organic solvent, or ther mixture is emulsified in an organic solvent with an emulsifier, whereupon the collagen is made globular and floated in the organic solvent. Afterwards, an aldehyde compound soluble in the organic solvent used in the collagen solution is added to the globular collagen-containing liquid or an ultraviolet-ray irradiation treatment is applied to the liquid for hardening the collagen particles. Thus, the collagen beads can be manufactured and used as carriers for bioactive substances. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-H01289519-A (JP)
Title: Forming equipment for corner notch
Inventor: IGARASHI KAZUO
IPC: B21D28/14
Filed: 1988-05-17
Abstract: PURPOSE:To easily work a corner notch having a different central angle by forming a pair of U-shape punch-die sets symmetrically to the centerline, setting them rotatively centering their tips and varying the central angle between cutting edges. CONSTITUTION:When the central angle of a corner notch to be worked and formed is changed, bolts 23 for fixing frame guides 21, 22 of at least one of the U-shape punch-die sets 1, 1 are released from being fixed. Since the U-shape punch-die sets 1 can be rotative centering the tips of the punch 5 and a die through frame guides 21, 22 and guide grooves 19, 20, the position of a specified angle of center should be set by an indicator 26 and a scale 27 to fix the U- shape punch-die sets 1, 1 through the fixing bolt 23.
Patent JP-H09283474-A (JP)
Title: Double side polishing method of semiconductor wafer
Inventor: KOMATA CHIKAFUMI
IPC: B24B37/08
Filed: 1996-04-18
Abstract: PROBLEM TO BE SOLVED: To correct a single-side polishing of a wafer which happens midway in polishing an thereby suppress the appearance of the single-side polishing of a wafer and obtain a very flat wafer stably even in a multiprocess by reversing the rotation direction of a carrier midway in polishing. SOLUTION: In a polishing equipment, a carrier 4 is installed between an upper surface plate 1 and a lower surface plate 2. The carrier 4 is provided with a solar wheel 5 and an internal gear 6. As for a semiconductor wafer 3 to be processed by this equipment, a GaAs wafer is used. The ratio of the rotation of the upper surface plate 1, the rotation of the lower surface plate 2, the revolution of the carrier 4, and the rotation of the carrier 4 in a double side lapping and in a double side polishing is -2:6:2:1, with the clockwise being a positive direction, in an early stage of polishing, and -2:6:2:-1 from midway. Two reverse rotations of the carrier 4 is conducted at a time.
Patent JP-H05289006-A (JP)
Title: Optical path switching device
Inventor: NAKATSUGAWA YOSHINORI
IPC: G02B26/08
Filed: 1992-04-13
Abstract: PURPOSE:To provide an optical path switching device with fast actuation and high certainty and durability. CONSTITUTION:This device is comprised in such a way that a first optical waveguide 1 consisting of a glass material such as quartz, etc., a second optical waveguide 2 consisting of the same material extending in coaxial fashion interposing a flat plate shape slit part 4, and a third optical waveguide 3 consisting of the same material crossing at a crossed axes angle (alpha) within a prescribed angle range against the first optical waveguide 1 are provided, and the slit part 4 is communicated with a matching agent pot 5 in which a matching agent 6 provided with refractive index nearly equal to that of the material of each optical waveguide is reservoired, and a switching member 11 is arranged in the pot, and an actuator means 12 is provided at the outside of the pot, and two kinds of states where the matching agent 6 is filled in the slit part 4, or the air is filled instead of the agent by eliminating can be switched according to the change of the switching member 11 by the actuation of the actuator means 12.
Patent JP-H10308163-A (JP)
Title: Field emission cold cathode and manufacture thereof
Inventor: SEKO NOBUYA
IPC: H01J1/30
Filed: 1997-05-09
Abstract: PROBLEM TO BE SOLVED: To excellently keep an insulating characteristic between an emitter and a gate even if a sputtering material is stuck again by arranging a surface layer part forming a cylindrical shape by surrounding an emitter electrode in a sidewall part in an insulating layer in an opening reaching a substrate from a gate layer, and retreating the insulating layer facing in the opening from the lower edge side of this surface layer part backward from the surface layer part. SOLUTION: The lower edge of a third insulating layer 13 separates from a surface of a silicon substrate 10, and covers a part up to the middle of the base part side of a conical emitter electrode 16. A cavity 24 is formed on the back face side of a cylindrical surface layer part 20 to sandwich an opening side sidewall surface of a first insulating layer 11 on the outside more than the back face side of the surface layer part 20, and the insulating layer 11 facing in an opening 17 from the lower edge side of the surface layer part 20 is retreated backward from the surface layer part 20.  Sticking of an emitter material by sputtering of the emitter electrode 16 to a continuous surface of the first, the second and the third insulating layers 11, 12 and 13 reaching a gate layer from the silicon substrate 10, is avoided, and reduction in an insulating characteristic between the silicon substrate 10 and the gate layer 15 is prevented.
Patent JP-S5820375-A (JP)
Title: Build-up welding method for outside surface of mandrel bar
Inventor: YAJIMA HISAAKI
IPC: B23K9/04
Filed: 1981-07-30
Abstract: PURPOSE:To prevent bending after build-up welding by subjecting the outside surface of a hollow mandrel bar to build-up welding while cooling the bar from the inside. CONSTITUTION:While cooling water W is kept run or stagnated in a hollow mandrel bar 4, build-up welding in a torus or spiral shape is executed on the worn parts 4a produced by contact with gripping rolls under revolution. By such method, the heat generated by the build-up welding is absorbed in the cooling water W, whereby the circumferentially deviated heating of the bar 4 and the bending thereof after the build-up welding are prevented, the need for leveling with a leveling machine after the build-up welding is eliminated and the steps of work are simplified.
Patent JP-S617034-A (JP)
Title: Covered metallic bottle and its manufacture
Inventor: NAKADA AKIRA
IPC: B29C65/44
Filed: 1984-06-13
Abstract: PURPOSE:To facilitate manufacture of a covered metallic bottle and to improve the efficiency of production by forming a layer of thermodeposition synthetic resin on the whole inner face of upper part having a spouting part, fitting this to the opening of a bottomed cylindrical container body, bending the periphery of opening of the spouting part to the outside, and bonding a cover with an exposed resin. CONSTITUTION:The container 1 is formed in a body with the body 3 and the bottom 4 by drawing and ironing. The upper body part 2 is provided with a spouting part 5 having an opening projected by press work on one side, and has a peripheral wall part 7 that fits to the outside of the opening of the container 1 on another end. A layer of thermodeposition synthetic resin 8 is formed on the whole inner face of the upper body part 2, and a resin layer 8 is formed also on the exposed surface of a curved part 9 made by bending the periphery of opening of the spout 5 to outside. On the other hand, the periphery of the opening 6 is folded to the outer face 10 side of the body and lapped, and a flat joining face is formed on the outer face by a stepped part of the body 3. The upper body part 2 is fitted to the outside of the container 1 and bonded, and a cover 12 is caulked to the spouting part of the upper body part and bonded.
Patent JP-H01288977-A (JP)
Title: Picture displaying device
Inventor: ISHIDA HIROBUMI
IPC: G06T15/80
Filed: 1988-05-16
Abstract: PURPOSE:To display a picture at a displaying rate of one picture element/one clock by executing the parameter calculation for finding the luminance of picture elements by parallel pipeline processes. CONSTITUTION:When a control section 8 controls a storing section 2 for storing displaying information, luminance increment calculating section 3 for calculating parameters, initial value calculating section 4, and error increment calculating section 5, luminance calculation can be carried out at one picture element/one clock calculating rate. The controlling method of the control section 8 is such that plural process circuits which respectively actuate the calculating sections 3-5 in the unit of one clock are connected by pipelines so that the parameter to each displaying information can be inputted successively to a luminance calculating section 7 at every clock except the calculating time of the parameter to the first displaying information. At the calculating section 7, luminance corresponding to the column address of each picture element is produced and the luminance value is stored in a picture storing section 9.
Patent JP-H07330703-A (JP)
Title: (perfluoroalkoxy)biphenyldiazonium compound, its synthetic intermediate and perfluoroalkylation
Inventor: UMEMOTO TERUO
IPC: C07C41/01
Filed: 1994-06-01
Abstract: PURPOSE:To obtain a new compound which is useful for fluoroalkylation of a variety of organic compounds under mild conditions through one-step process in high efficiency. CONSTITUTION:A (perfluoroalkoxy)biphenyldiazonium salt of formula I (Rf is a l-10C perfluoroalkyl; R<1>-R<4> are each a halogen, a 1-4C alkyl, a 1-4C alkoxy, a 1-4C dialkylamino, a 6-16C aryl; X<-> is a conjugate base of a Brensted acid), for example, 2-(trifluoro-methoxy)biphenyldiazonium tetrafluoroborate and (perfluoroalkoxy)-biphenyldiazonium sulfonate of formula II. The compound of formula I is prepared by reaction of a novel intermediate of formula III (R is NH2, NO2 where NH2 is selected in this reaction) with nltrous acid of the formula XNO or a metal nitrite/HX. The compound of formula II is obtained by sulfonation of a compound of formula I. The intermediate of formula III is prepared by reaction of a compound of formula IV with a compound of formula V followed by reduction, when needed.
Patent JP-S551976-A (JP)
Title: Spinning method
Inventor: YAMAGUCHI YOSHIHIRO
IPC: B21D22/16
Filed: 1978-09-27
Abstract: PURPOSE: To produce thin-wall cylinders excelling in squareness and having high material yield, by thin-wall working one end of cylindrical material tube, bending this thinned part to form a protrusion, and applying spinning of forward squeezing to this material tube.  
     CONSTITUTION: Thin-wall part 3a is formed by machining simultaneously when manufacturing a material tube to an opening side of a cylindrical material tube 3. This thin-wall part 3a is bent, and a thin-wall protrusion 3b is integrally formed on the opening end in a ring form. The material tube 3 having the protrusion 3b is externally secured through the engagement with one end of a mandrel 1 of the protrusion 3b, and a movable roller 4 is moved in the direction of arrow 5 to apply forward sqeezing, so that a thin-wall cylinder is formed. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-S5547236-A (JP)
Title: Production of glass fiber for light transmission
Inventor: KUROSAKI SHIROU
IPC: C03B20/00
Filed: 1978-09-28
Abstract: PURPOSE:To produce the title stable fiber with a low transmission loss and a small signal strain by setting a specified transparent glass body around a transparent glass body having a predetermined dopant concn. distribution. CONSTITUTION:A dopant for charging a refractive index is deposited on the inner surfaces of the pores of porous glass, and the glass is collapsed to form glass rod 31. Rod 31 is placed in glass tube 32 made of borosilicate glass or aluminosilicate glass, and one end is thoroughly melted and sealed. While exhausting 33 air in the space between tube 32 and rod 31, tube 32 and rod 31 are heated with heater 34 from the sealed side and melt-spun to obtain glass fiber 35 covered with borosilicate glass or aluminosilicate glass.
Patent JP-S62277451-A (JP)
Title: Rubber composition for weatherstrip
Inventor: ODA KUNIO
IPC: C08L23/00
Filed: 1986-05-27
Abstract: PURPOSE:The titled composition having improved shape retention of unvulcan ized rubber composition and freeze resistance of vulcanized material, obtained by dispersing short fibers of a specific polymer into a continuous phase compris ing specific ethylene-propylene-polyene copolymer rubber in a specific interfacial state. CONSTITUTION:100pts.wt. ethylene.propylene.polyene copolymer rubber having 25-35mol% propylene content is kneaded with 2-70pts.wt. thermoplastic polymer containing an amide group in the polymer, a tackifier and a novolak phenolic resin at a specific temperature to give a reinforced rubber composition wherein fine fibers of the polymer are dispersed into the continuous phase of the copolymer rubber and the polymer is grafted onto the copolymer rubber through the novolak phenolic resin at the interface. The composition is blended with 5-150pts.wt. based on 100pts.wt. copolymer rubber component of a softener of mineral oil type having <=-10 deg.C pour point or 1-50pts.wt. plasticizer having <=-10 deg.C freezing point.
Patent JP-S5911027-A (JP)
Title: Adaptive differential pcm system
Inventor: TOMITA YOSHIHIRO
IPC: H04B14/06
Filed: 1982-07-10
Abstract: PURPOSE:To omit a table memory and to reduce the memory capacity, by constituting a step adaptive circuit of a wired logic circuit. CONSTITUTION:A quantized output I(n) supplied from a quantizing circuit is given to a step adaptive circuit 2. The output I(n) to the circuit 2 is given to a nonlinear operating section 15 to produce an operator F(.) corresponding to the output I(n). The operator F(.) and a step size DELTA(n-1) existing before one step from a 1-step delay circuit 23 are multiplied by a multiplier 21, an attenuating term (k<1) is multiplied with the multiplication output by a constant multiplier 22, and an output DELTA(n) of the multiplier 22 becomes a value corresponding to k.DELTA(n-1).F[I(n)]. The system is simplified remarkably in comparison with the system using the table memory.
Patent JP-S60262569-A (JP)
Title: Preparation of natural blue pigment for foods
Inventor: NAKAZONO SHIYUUZOU
IPC: A23L1/275
Filed: 1984-06-11
Abstract: PURPOSE:A raw material of plant containing natural pigments is subjected to hot oil treatment with heat under a certain level of reduced pressure, then the oil is removed to give a powder of natural pigments. CONSTITUTION:A raw material of plant, such s green peas, grapes, black soybeans or roots of gromwell (Lithospermum erythrorhizon) or a substance containing blue pigments such as anthocyanin, alkannin or orcinol is dipped in heated animal or vegetable oil. The temperature of the oil is kept at 80-150 deg.C under reduced pressure of 10-20mm.Hg to effect dehydration. The raw material is taken out of the oil and squeezed to collect oil and extracted with n-hexane to give the pigments in the plant. Further, vitamins or other nutrients are simultaneously extracted from the plant.
Patent JP-S5911474-A (JP)
Title: Position detector
Inventor: TAMARU EIJI
IPC: G06F3/033
Filed: 1982-07-10
Abstract: PURPOSE:To improve the detecting resolution of position detection and to attain sure position detection, by providing a drive control section supplying selectively a current to plural conductors in common for horizontal and vertical directions for simplifying the constitution of the detector. CONSTITUTION:A prescribed DC current +B is given to base lines X0, Y0 via terminals 13, 16, switches 14, 17 and resistors 15, 18 and the base lines X0, Y0 are connected respectivey to plural conductors X1-Xn, Y1-Yn in parallel with a prescribed interval. Switches S1-Sn grounded via diodes D1-Dn, D1'-Dn' are connected to the other end of the conductors X1-Xn, Y1-Yn. Further, an output from a reference oscillator 19 is frequency-divided at a frequency divider 20 and the switches S1-Sn are controlled via a switch drive section 21. Further, a magnetic flux detecting means comprising a pickup coil section 22, an LPF means 23, a zerox detecting circuit 24, a counter 25 and a frequency divider 26 is provided. Then, the constitution of the position detector is simplified and the detecting resolution of the position detection is improved.
Patent JP-S63284636-A (JP)
Title: Shift circuit
Inventor: NISHIKAWA YUKINOBU
IPC: G06F7/00
Filed: 1987-05-18
Abstract: PURPOSE:To realize the change of allocation of positive and negative numbers against left and right shifts by outputting an extra bit compared with the desired output data width via a right 2<n-1>-bit shifter set at the final stage and then using said extra bit. CONSTITUTION:A multiplexer 71 serving as a right 8-bit shifter 7 contains an extra bit compared with the input data width. This extra bit is used to secure correspondence to the right 8-bit - left 7-bit shifts and numbers -8-7 respectively. Then a shift number 102 with which the right and left shifts are allocated to the negative numbers respectively is supplied for the actuation of a shift circuit 100. An inverting circuit 101 which inverts the shift number at every bit is added to the circuit 100. Thus the circuit 100 where the allocation of negative and positive numbers are reversed against the right and left shifts is obtained with the use of an extremely simple means that shifts the output result to the right by one bit.
Patent JP-S5454082-A (JP)
Title: Automatic tester for microwave oscillator
Inventor: HISATOMI YUUJI
IPC: G01R31/00
Filed: 1977-10-06
Abstract: PURPOSE: To spare work and labor thereby improve the efficiency of measurement by automatically accomplishing the temperature setting of a constant temperature bath, the interchange between the microwave oscillator and a measuring section and the measurement.  
     CONSTITUTION: A constant temperature bath section 1 is composed of a temperature control unit 10 and a plurality of oscillators 101, 102 and so on for generating microwaves to be measured, and control signals C 1  and temperature signals T are fed from the temperature control unit 10 to a central control unit 5. A change- over unit 2 is made responsive to the control signals C 2  from the central control unit 5 for interchanging the output signal groups S 1 , S 2  and so on of the oscillator groups 101, 102 and so on so that one signal S 0  to be measured is fed to a measuring section 3. This section 3 accomplishes the automatic measurements of the frequency and power of the signal S 0  in response to the control signals C 3  from the central unit 5. The data processing unit 4 receives the measurement data D in response to the control signals C 4  from the central control unti 5 so judge the propriety of the measurement data of the respective microwave oscillators so that it may generate the propriety signals and the temperature characteristics of the frequency and power 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-H0417279-A (JP)
Title: Connector for ic card
Inventor: KUSUI MASAAKI
IPC: H01R12/18
Filed: 1990-05-09
Abstract: PURPOSE:To improve workability by putting an extruding end of a contactor unevenly in the upper side of a connector main body and mounting the connector main body in the way of bringing the upper plane of the connector main body into contact with the lower plane of a circuit substrate. CONSTITUTION:In a connector 11 in lower side, an extruding end of a contactor 12 is put unevenly in the upper plane side of the connector main body 11 and the connector main body 11 is mounted on a circuit substrate 7 in the way of bringing the upper plane of the connector main body 11 into contact with the lower plane of the circuit substrate 7. That is, under the mounted state, the upper and lower planes of the connector main body 11 become the same as those of a connector 1 in the upper side. As a result, the faces and the backs of IC cards 4 to be put in each of upper and lower connectors 1, 11 can be in the same sides, respectively. In this way, without making an error in the face and the back, insertion of IC cards can smoothly be carried out.
Patent JP-S61983-A (JP)
Title: Disc cartridge
Inventor: IMANISHI KAORU
IPC: G11B23/033
Filed: 1984-06-12
Abstract: PURPOSE:To obtain a cartridge which prevents dust or the like from penetrating a device, which has plural heads on the same face, from the external by providing a slider which moves a shutter to open and close freely plural head insertion holes and center holes. CONSTITUTION:In the state where a cartridge 2 is led out from the device, a slider 12 is energized elastically in the direction of an arrow A by an elastic member to close comptelely head insertion holes 7 and 8 and center holes 5 and 6 by a shutter 9 having a square section. When the cartridge 2 is inserted to the device (in the direction of an arrow C) with the side of a slider 12 to the front, a projecting material 13 is engaged with a projecting material of the device, and the slider 12 pulls the shutter 9 in the direction of an arrow B, and the shutter 9 opens head insertion holes 7 and 8 and center holes 5 and 6 simultaneously with the end of insetion of the cartridge 2 to the device. A disc motor 3, disc clamper 4, and heads 14 and 15 are inserted into the cartridge, and signals are recorded on and reproduced from a disc 1 by head 14, and 15.
Patent JP-H0420231-A (JP)
Title: Herbicide sprayer
Inventor: KADOI GOHEIJI
IPC: A01M7/00
Filed: 1990-05-14
Abstract: PURPOSE:To control the spraying amount of a herbicide per unit area approximately constantly by disposing a spraying rate-controlling means for increasing the spraying rate of a herbicide-spraying means loaded on a vehicle with the increase in the traveling speed of the vehicle. CONSTITUTION:When a height-detecting means 2 detects the height of the means from the ground in a certain region and the height is judged to be higher than a prescribed value, a herbicide-spraying device 1 is operated. A spraying rate- controlling means for detecting the traveling speed of a vehicle 6 and controlling the spraying rate of the herbicide-spraying device 1 controls the spraying rate approximately constantly irrespective of the traveling speed of the vehicle 6. When a herbicide solution is injected into the soil, a herbicide solution- injecting tube is thrust into the ground to operate a herbicide solution-feeding device 41.