baber/WOPTO huggingface dataset:
Patent JP-S63129039-A (JP)
Title: Production of optical fiber
Inventor: SANADA KAZUO
IPC: G02B6/44
Filed: 1986-11-17
Abstract: PURPOSE:To inexpensively obtain an optical fiber having an excellent radiation resistant characteristic and mechanical strength by subjecting a bare optical fiber obtd. by spinning a preform to a coating, then to a heating treatment in an H2 atmosphere. CONSTITUTION:The bare optical fiber 4 obtd. by inserting the preform 2 into a spinning furnace 1 provided with a resistance heating element 1a and spinning the preform is passed through a primary coater 5, by which a primary coating material (e.g.; epoxy acrylate) is coated thereon. The fiber is then passed through a heating treatment furnace 6 and is subjected to a drying and solidifying treatment, by which the optical fiber strand 9 is obtd. The strand 9 is introduced into a treatment column 8 and while the strand is passed through partition chambers 8b, 8c, and body 8a, the inside of the body 8a is kept under the H2 atmosphere (2-3atm) by supplying H2 thereto form a gas supply pipe 8e and the strand is heated to 150-250 deg.C by a heating element 8d. The strand is passed through the column at a speed of about >=10sec heating treatment time. The strand 9 passed through the column is taken up on a drum 10.
Patent JP-2000103058-A (JP)
Title: Ink jet recording device
Inventor: TAKEKOSHI TARO
IPC: B41J2/055
Filed: 1998-09-28
Abstract: PROBLEM TO BE SOLVED: To provide an ink jet recording device which is capable of printing a bar code constituted of continuous dots at the same throughput as in the ordinary image without requirement of a mechanism to deliver paper at a small pitch. SOLUTION: In the ink jet head of the ink jet recording device, a row of black nozzles 18 and a row of cyan nozzles 17 are arranged in the paper delivery direction Y. The ink nozzles C1-C64, BL1-BL64 of each row 17, 18 are arranged at an interval of 0.1412 mm. The row of nozzles 18 is set in a positional deviation in the paper delivery direction Y with the row of nozzles 17 by 0.0706 mm. That is, the ink nozzles C1-C64, BL1-BL64 are arranged in zigzag. In printing a bar code, ink droplets are discharged from the ink nozzles thereof. Therefore, a mechanism to deliver paper at a small pitch is not required, and a bar code constituted of continuous dots can be printed at the same throughput as in the ordinary image.
Patent JP-H04149486-A (JP)
Title: Development device
Inventor: NISHIMURA SOICHIRO
IPC: G03G15/08
Filed: 1990-10-12
Abstract: PURPOSE:To obtain the development device which is difficult to produce uncharged toner and has high carrying ability by composing a developer conveying means of a columnar rotary body and a conductive cylinder which is positioned outside the rotary body coaxially and has many small holes and supporting them in a relatively rotatable state. CONSTITUTION:The developer conveying means 26 which holds and carries a developer 12 on its surface consists of the columnar rotary body 18 and the conductive cylinder 30 which is positioned outside the rotary body 18 coaxially and has many small holes, and the rotary body 18 and cylinder 30 are supported in the relatively rotatable state. The developer 12 which contacts the developer carrying means 26 is therefore held between the rotary body 18 and cylinder 30 and carried to a development area while charged electrostatically by friction between the rotary body 18 and cylinder 30 through their relative rotation. Consequently, the nonmagnetic developer 12 is charged electrostatically and uniformly by friction, so sharp images which are free from ground fogging are obtained and the carrying ability for the developer 12 is increased.
Patent JP-H08135763-A (JP)
Title: Roller of cam mechanism
Inventor: KONDO KENICHI
IPC: F16C13/00
Filed: 1994-11-08
Abstract: PURPOSE: To provide a device to make smooth transmission by a cam by suppressing a shock of a cam member and a roller. CONSTITUTION: In a cam mechanism in which a roller 23 pivoted on a support lever 20 is made in contact with a smooth cam surface formed on a cam member 19 rotated or oscillated drivingly and an operating part 11 is operated by the cam action by the roller 23, a bearing 27 is installed pivotally on a mounting shaft 24 on the support lever 20 of which the the roller 23 and a roller 24 are installed projectedly, and a guide collar 28 formed with a member softer than an outer member is press-fitted to the outer periphery of the outer member of the bearing 27 so as to make it in contact rotatably with the cam surface.
Patent JP-H0994603-A (JP)
Title: Rolling method for inner face flaw prevention in mandrel mill
Inventor: KANAYAMA TARO
IPC: B21B17/08
Filed: 1995-09-28
Abstract: PROBLEM TO BE SOLVED: To prevent inner face flaw generated in mandrel for drawing by making a rolling reduction at the end part of a tube stock by a mandrel mill larger than that of a normal part and increasing a bulge width of the end part of the tube stock. SOLUTION: In a rolling method for inner face flaw prevention by a mandrel mill in which plural individual drive roll stands are arranged in a row and a hollow tube stock inserted with a mandrel is drawn, a rolling reduction at the end part of the tube stock by the mandrel mill is made larger than that of a normal part. Roll gap is controlled in the tube stock so that a bulge width of the end part of the tube stock is increased and the bulge width measured with a bulge width meter is made to an appropriate bulge width, by increasing the clearance between the mandrel and the tube stock at the end part of the tube stock, the mandrel drawability is improved.
Patent JP-H11167432-A (JP)
Title: Portable electronic unit and battery for the same
Inventor: ITO SUSUMU
IPC: H01M2/10
Filed: 1998-09-28
Abstract: PROBLEM TO BE SOLVED: To remove obstruction to thinning owing to an external battery and to open/close a display part against a main body over the angle more than specified by providing a pair of opening/closing mechanism parts and a battery which is arranged between a pair of opening/closing mechanism parts and supplies driving power to a main body. SOLUTION: The main body 2 has a keyboard 4 and another pointing device 5. A display part 3 can adopt a liquid crystal display device(LCD), for example. The display part 3 is fitted to the main body 2 so that it can be opened/closed (folded) in the direction of an arrow R by using hinges 1A and 1B (first and second opening/closing mechanism parts). A battery pack 200 is arranged between the hinge 1A and hinge 1B. Since the battery pack 200 is provided between the hinges 1A and 1B being a pair of opening/closing mechanism parts with such arrangement construction, the display part 3 can be opened for more than 180 degrees against the main body 2.
Patent JP-H10101882-A (JP)
Title: Acrylic rubber composition
Inventor: NAKAGOME SEIJI
IPC: C08L33/08
Filed: 1996-09-26
Abstract: PROBLEM TO BE SOLVED: To obtain an acrylic rubber composition excellent in (continuous) heat resistance and useful as an oil seal, etc., by blending an antioxidant and an activated carbon impregnated with a same or a different antioxidant with an acrylic rubber. SOLUTION: This acrylic rubber composition is obtained by compounding (A) an acrylic rubber consisting of one or more kinds of an alkylacrylate having a 1-4C alkyl group and an alkoxyalkylacrylate having a 2-8C alkoxyalkyl group with (B) preferably 0.5-5 pt.wt. [based on 100 pts.wt. component (A)] antioxidant such as an alkylphenol, an antioxidant containing nitrogen, etc., and (C) preferably 2-20 pt.wt. activated carbon impregnated with 5-100wt.% (based on the activated carbon) antioxidant and having 0.05-100μm mean particle diameter and 50-3,000m<2> /g specific surface area.
Patent JP-S62132389-A (JP)
Inventor: AZUMABAYASHI YASUO
IPC: H01B5/14
Filed: 1985-12-04
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-2001099042-A (JP)
Title: Ignition timing detecting device of spark discharge type electric ignition device for engine
Inventor: YAMASHITA FUMIO
IPC: F02P7/067
Filed: 1999-09-28
Abstract: PROBLEM TO BE SOLVED: To minimize the diameter of an ignition instruction rotor to minimize the protruding dimension of an ignition instruction detecting sensor from an engine body and to minimize the flying and adhesion from the ignition instruction rotor to the detection part of the ignition instruction detecting sensor of the oil scattered into a gear case to reduce the rate of detection mistakes of the detection part by the adhered oil. SOLUTION: An ignition instruction detecting sensor 5 transmits an ignition instruction signal on the basis of the detection of the passing of the ignition instruction part 4 of an ignition instruction rotor 3 to discharge fire an ignition plug. The ignition instruction part 4 of the ignition instruction rotor 3 is located with a wrong detection preventing space 10 to the end surface 9 of the tooth part 8 of a rotor support gear 2. The rotor support gear 2 and ignition instruction rotor 3 and the detection part 14 of the ignition instruction detecting sensor 5 are provided within the gear case 15 of an engine.
Patent JP-2000106585-A (JP)
Title: Full duplex/half duplex automatic discrimination device and discrimination method and recording medium recording control program
Inventor: YOSHIYAMA MASAAKI
IPC: H04L12/40
Filed: 1998-09-29
Abstract: PROBLEM TO BE SOLVED: To provide a full duplex/half duplex automatic discrimination device. SOLUTION: When a 1st discrimination section 12 receives an initial communication packet sent from an opposite device, a transmission section 13 transmits a pseudo packet to the opposite device. In the case that a 2nd discrimination section 14 detects collision, a communication mode formal setting section 15 sets the half duplex mode formally. On the other hand, in the case that the 2nd discrimination section 14 detects no collision, the communication mode formal setting section 15 sets the full duplex mode formally.
Patent JP-S62133809-A (JP)
Title: Multiplication circuit
Inventor: SASE MASATOSHI
IPC: H03G3/10
Filed: 1985-12-05
Abstract: PURPOSE:To improve the S/N while keeping the gain or the like as it is by connecting n-set of series diode pairs to a base of a couple of transistors (TRs) constituting a differential amplifier and connecting (n-1)-set of series diode pairs to the emitter. CONSTITUTION:A couple of TRs 21, 22 constituting the differential amplifier are provided and after the emitters are connected in common, the emitters are grounded via a constant current source 27 flowing a constant current 2I0. Further, n-set of diode pairs 81-28n and 291-29n are connected in series between each collector of the TRs 21, 22 and a positive power terminal +VCC. Each collector of the Trs 21, 22 is connected respectively to each base of a couple of Trs 30, 31 constituting a differential amplifier. Each emitter of the Trs 30, 31 is connected in common via (n-1)-set of diodes 321-32n-1 and 331-33n-1 in pairs and grounded via a constant current source 34 flowing a constant current 2I1. Then an output terminal 36 is used from the collector of the TR 31. Thus, the S/N decided by the transistor characteristic in use is improved by n<1/2>-time.
Patent JP-H05113485-A (JP)
Title: Leg device
Inventor: HASHIMOTO TAIJI
IPC: G12B5/00
Filed: 1991-10-23
Abstract: PURPOSE:To obtain the device capable of lightly and suitably performing threaded engagement and rotation as it is easy to produce and painting is easily performed. CONSTITUTION:The device comprises a landing body 1 forming an upward and downward through hole 6 and a connection body 10 having an upper large-diameter cylindrical part 11 and lower small-diameter cylindrical part 12, after the small-diameter cylindrical part 12 is inserted in a through hole 6 from upward, with the lower end thereof calked in the direction of a wide diameter, the connection body 10 is fixably formed on the landing body 1 and a center hole part is made in a connection part 15. Because the connection body 10 can be calked after the landing body 1 is painted, the connection body 10 alone can be plated and the connection for the other structure can be easily performed with rivets and bolts and nuts through a hole-like connection part without any influence of paint. The landing body 1 is sandwiched between a wide-diameter direction calked small-diameter part 12 and a large-diameter cylindrical part 11, so the connection body 10 can be firmly connected to the landing body 1 without any need of welding. On the connection body 10 a screw hole is not crushed and threaded engagement and rotation can be performed lightly and suitably without any deformation caused by welding distortion.
Patent JP-2000099743-A (JP)
Title: Display device for moving image and recording medium storing program for the display device
Inventor: NAGASAKA AKIO
IPC: G06T7/00
Filed: 1999-09-28
Abstract: PROBLEM TO BE SOLVED: To make accurately detectable a frame including an object from of a color moving image by judging that a specific object is included in an optional color image if a pair of adjacent color groups showing the features of the specific object are included in the optional color image in a number larger than a prescribed number. SOLUTION: A cell C (X, Y) which has either of colors belonging to one of two color groups CG (r1) and CG (r2) forming a color pair as a cell color (209) and also has either of colors belonging to the other color group as its own cell color is extracted as an effective cell among those cells C (X, Y) included in a frame (208) and in regard to the reference color group pairs which are registered in list RCGP (207). Then the total number of effective cells included in a frame is decided (210, 211). If the number of effective cells included in an optional color image is larger than a prescribed number, it is judged that a specific object included in the optional color image is included in the relevant frame (214, 215).
Patent JP-2001103269-A (JP)
Title: Printer and electronic camera apparatus
Inventor: SUZUKI TAKESHI
IPC: H04N1/387
Filed: 1999-09-28
Abstract: PROBLEM TO BE SOLVED: To efficiently set a position and a direction of attached information with a simple operation in the case of synthesizing the attached information such as character data with image data and printing out the synthesized data. SOLUTION: A system controller 115 has a control function to revise a position and a direction of character data to be synthesized with image data interlockingly with each other in response to an operation of direction keys. That is, when a DOWN key is depressed, the character data are not rotated and placed under an image while being directed upward. When a RIGHT key is depressed, the character data are rotated by 90 degrees counter clockwise and laid out aside a right side of the image while being directed to the left. When an UP key is depressed, the character data are rotated by 180 degrees and laid out aside an upper side of the image while being directed downward. Furthermore, when the LEFT key is depressed, the character data are rotated by 90 degrees clockwise and laid out aside a left side of the image while being directed to the right.
Patent JP-S61157631-A (JP)
Title: Introducing method of strain for improving iron loss of directional electromagnetic steel strip
Inventor: IWAYAMA KENZO
IPC: C21D8/12
Filed: 1984-12-28
Abstract: PURPOSE:To introduce the strain for improving iron loss into the titled steel strip effectively in the high productivity by performing the introduction of the lattice fault such as the transition in the state wherein the above-mentioned steel strip is bent by a shaft making the suitable angle in the rolling direction in the inside of a face parallel to the surface of the steel sheet. CONSTITUTION:The lattice fault such as the transition is introduced into the munute region of a unindirectional electromagnetic steel strip consisting of the secondary recrystallized particles by a mechanical, thermal or optical means and the magnetic domain width in the steel sheet as it is or performed with the heat-treatment or the surface coating treatment or the like is finely divided to improve the iron loss. In the above-mentioned method, the introduction of lattice fault is performed in the state wherein the above-mentioned steel strip is bent by a shaft that exists in the inside of the face parallel to the surface of the steel sheet and makes right angle or <=+ or -30 deg. theta angle in the rolling direction. Thereby the directional electromagnetic steel sheet having low iron loss is obtained in high-productivity by performing effectively introduction of strain.
Patent JP-H0584733-A (JP)
Title: Multilayer parison molding method
Inventor: TERADA YUKIO
IPC: B29C49/04
Filed: 1991-09-26
Abstract: PURPOSE:To provide a method wherein multilayer parison can be injected using a conventional die for single layer and a fuel tank having a small gas permeability can be formed. CONSTITUTION:An extruder 44A for feeding main material resin 44M such as high density polyethylene, etc., and an extruder 44B for feeding auxiliary material resin 44S such as nylon, etc., are connected to a common accumulator 30. By feeding the resin 44M and the resin 44S alternately and continuously into the accumulator 30, the resin 44M and the resin 44S are filled into the accumulator 30 in a multilayered state. By feeding the resin filled in multilayered state toward a parison injection die under pressure by means of a plunger 32 of the accumulator 30, a multilayer parison 50 wherein main material and auxiliary material are layered alternately in the thickness direction thereof can be injected.
Patent JP-H0989515-A (JP)
Title: Electric lever device
Inventor: HAYASHI MORITA
IPC: G05G9/047
Filed: 1995-09-27
Abstract: PROBLEM TO BE SOLVED: To facilitate adjustment of a neutral position, etc., during installation of potentiometers, by outputting two electric signals through the turn of the input shaft of one potentiometer connected to an arm. SOLUTION: Right and left wipers 26, 27, with respect to the operating angle θpa of a potentiometer, are turned by predetermined amounts by the turn of the input shaft of the potentiometer. With this, output voltages Vcpa , Vspa are output, respectively, from right and left output cables 28, 29 with respect to the operating angle θpa of the potentiometer. The output voltages Vcpa , Vspa are input to a control means 30, which performs operations to determine whether or not the difference between the output voltages Vcpa , Vspa is not more than a predetermined value and, if so, outputs a control signal corresponding to the differential voltage Va (Va =Vspa -Vcpa ) to a solenoid switching valve 31.
Patent JP-H05208587-A (JP)
Title: Method of inspecting pen in plotter
Inventor: HOSE JIRARUTO ADOROHAA
IPC: G01D9/00
Filed: 1992-09-18
Abstract: PURPOSE: To monitor the quality of a sample line by drawing a test line with a selected pen and to monitor the quality of a pen by comparing the actual plot line made by this pen with a pen-benchmark and by detecting the performance of the pen by plural points on an actual plot line. CONSTITUTION: A plotter is equipped with a pen carriage 20, a front panel 22, a turret-driving device 26 for a rotating cylinder for stowing a pen to be used, a rotating cylinder sensor 44 that outputs identifying signal 28 to indicate type of a pen to be used and so on. In this case, an LED type light source and an optical sensor are equipped to the pen carriage 20, which monitors at plural points the quality of a sample line drawn by a selected pen, and rules whether the quality is within a prescribed standard range or not. A white-color level benchmark with taken consideration of surrounding light with reference to the present plotting medium is obtained. And at the same time, an actual plotting is carried out to monitor the quality of a pen by comparing the print contrast ratio of a selected sequence of points on an actual plot line with a benchmark for the pen making the plot.
Patent JP-S61157084-A (JP)
Title: Display device
Inventor: YANO HAJIME
IPC: H04N5/445
Filed: 1984-12-28
Abstract: PURPOSE:To superimpose stably a video information signal from a memory device part by adding a periodic signal preparing by a omission detection or a removing action of a horizontal synchronous signal to a reproducing composite video signal as a horizontal synchronous signal and by outputting a periodical signal. CONSTITUTION:In case of omission of a horizontal synchronous signal E6, a horizontal synchronous signal omission detecting circuit 5 makes signal Ec into '1'. And a horizontal synchronous signal forcible interpolation control circuit 6 synchronous with a vertical synchronous signal Ed and makes a signal Ee into '1' for previously specified time (much noise occurred). In a compensating horizontal synchronous signal generating circuit 7, a synchronous signal generating circuit 9 outputs a signal of period 1H same as a horizontal synchronous signal E6 when a signal Ec or Ee is '1'. Adding to this output signal and horizontal synchronous signal Eb, an adder 10 outputs compensating horizontal synchronous signal El. Therefore, it is possible to read out video information signal from the memory device part even if it is temporary stoppage state. The reproducing composite video signal El added the horizontal synchronous signal of picture stoppage section is outputted to a display part 21.
Patent JP-2000114886-A (JP)
Title: Mos reverse phase amplifier circuit and rf front end circuit using the same
Inventor: KIMURA KATSUHARU
IPC: H04B1/26
Filed: 1998-09-29
Abstract: PROBLEM TO BE SOLVED: To provide an MOS reverse phase amplifier circuit capable of providing satisfactory linearity and a wide frequency band, providing a prescribed voltage gain in spite of operating conditions and appropriately being installed in a semiconductor integrated circuit. SOLUTION: The cascade connection of an MOS transistor M2, to which a constant voltage VB is applied to the gate, is performed to a source grounded MOS transistor M1. The voltage containing a bias voltage VG and an input signal vi is applied to the gate of the MOS transistor M1. A constant current corresponding to the bias voltage VG flows to the MOS transistor M1 and the MOS transistor M1 is driven by this constant current. The MOS transistor M2 is operated as the load of the MOS transistor M1 and an output voltage is generated at the drain of the MOS transistor M1.
Patent JP-H07129468-A (JP)
Title: Main memory controller
Inventor: OZAKA MASATAKA
IPC: G06F12/08
Filed: 1993-11-04
Abstract: PURPOSE:To provide a main memory controller capable of transferring data at the access speed of a main memory by eliminating a futile delay and improving data transfer efficiency. CONSTITUTION:This controller is provided with a possession state holding memory 4 holding the possession state and the non-possession state on a main memory 7 of the data corresponding to an access operation, a memory control part 6 reading the data that the main storage 7 has before the output time of the data invalidating signal from a cache memory passes in the case of the possession state according to the held state signal and reading the data of the cache memory after the data invalidating signal is outputted in the case of the non-possession state and a state rewriting control part 5 for monitoring the access to a system bus 11 and rewriting the state of the possession state holding memory 4 based on the monitoring result.