baber/WOPTO huggingface dataset:
Patent JP-H0291905-A (JP)
Title: Inductor for noise filter
Inventor: IMAMURA NORITOSHI
IPC: H01F19/04
Filed: 1988-09-29
Abstract: PURPOSE:To enable the title inductor to work effectively on noises of both common mode and normal mode by making a pair of ferrite cores each having three leg sections butt to each other, with two leg sections provided with windings, and the remaining leg sections provided with a gap between their parts facing each other. CONSTITUTION:A pair of ferrite cores 4 and 5 have three leg sections 6, 7, 8 and 9, 10, 11 respectively, and they are put together contacting or facing each other at these leg sections 6, 7, 8 and 9, 10, 11. Window sections 12 and 13 with respective rectangular plane shapes are formed between leg sections 6, 8 and 9, 11 and the central leg sections 7, 10. Besides, coils 14 and 15 with specified numbers of turns are wound respectively at the both side leg sections 6, 8 and 9, 11 through the window sections 12 and 13. In addition, a gap (g) is formed at the remaining leg sections, that is, at the facing section of the central leg sections 7 and 10. This way makes it possible for the inductor to work effectively on both noises of common mode and normal mode.
Patent JP-H1090593-A (JP)
Title: Focus detector
Inventor: NAKADA MASAHIRO
IPC: G03B13/36
Filed: 1996-09-17
Abstract: PROBLEM TO BE SOLVED: To provide a focus detector capable of highly accurately detecting a focus, irrespective of a CCD line sensor, by enhancing the resolution of an A/D converter. SOLUTION: The focus detector is provided with a multifocus detecting sensor unit 21 for photodetecting an object image and outputting a voltage signal in accordance with the luminance, and the voltage signal (video signal VIDEO) outputted by the multifocus detecting sensor unit 21 is converted to 10-bit digital data by a 10-bit A/D converter 35e incorporated with a CPU 35, besides, the 10-bit digital data is converted to 9-bit, or 8-bit digital data by the CPU 35 in accordance with the saturation output voltage of the sensor unit 21.
Patent JP-H0669639-A (JP)
Title: Method of mounting chip part
Inventor: FUJIWARA TAKASHI
IPC: H05K3/34
Filed: 1992-08-21
Abstract: PURPOSE:To accurately solder and fix a chip part to a circuit board by a method wherein thermosetting resin is used as adhesives and the chip part is accurately and tentatively fixed to the circuit board and an external electrode of the chip part is precisely connected to conductive patterns. CONSTITUTION:When a chip part 4 sucked by a nozzle tip of a mounting head H is tentatively fixed to a circuit board 1 with thermosetting adhesives, the chip part is pressed against thermosetting adhesives 3 of the circuit board 1, and also by slightly oscillating one or both of the circuit boards 1 for a short time, a wetting characteristic of the chip part 4 for the thermosetting adhesives 3 is caused to the chip part 4, and external electrodes 4a, 4b of the chip part 4 are connected with the land surface of conductive patterns 2, 2 by a conductive part having favorable soldering characteristics.
Patent JP-S60142101-A (JP)
Inventor: KUROSAKI YASUMITSU
IPC: F22B1/02
Filed: 1983-12-29
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-2000075222-A (JP)
Title: Variable type optical fiber attenuator
Inventor: YATAKI MASAMICHI
IPC: G02B26/02
Filed: 1998-08-31
Abstract: PROBLEM TO BE SOLVED: To obtain a variable type optical fiber attenuator which is free from the influence of return light, is small in size, is simple in structure and makes it to possible to continuously obtain an attenuation quantity in a desired range. SOLUTION: This variable type optical fiber attenuator consists of an optical fiber attenuator body 60, which is formed with a permanent bending part 61 having >=1 permanent bend of the radius of curvature smaller than the radius of curvature prior to heating by heating a part of an optical fiber exposed by removing part of a coated optical fiber by a heating means, such as a gas burner, while holding this optical fiber in a state bent to a circular arc shape and is formed with the portions having the coatings on both sides thereof as lead parts 62, 63, and a deformation imparting means 70 which, acts at a deformation unit contg. >=1 the permanent bend and imparts elastic deformation including the change of the radius of curvature. The attenuation quantity of the light passing the optical fiber attenuator 60 regulated by regulating the magnitude of the deformation to be imparted.
Patent JP-2001067024-A (JP)
Title: Display portion in electric apparatus
Inventor: OKABE YUICHI
IPC: H01L33/00
Filed: 1999-08-31
Abstract: PROBLEM TO BE SOLVED: To provide a display portion of an electric apparatus with good assembling operability by providing shield sheets that are disposed between a front panel and a printed board and alternately arranged on the side surface opposite to one side surface of each of a plurality of light emitting elements. SOLUTION: A front panel 4 is resin-molded from an opaque member and has holes into which the upper parts of LEDs 2 are inserted. A partitioning portion is disposed between the holes. This partitioning portion serves as a shade member. The partitioning portion surrounds the upper parts of the LEDs 2 to shield light to the upper parts. While, shield sheets 3 formed by previously folding an aluminum thin plate in a rectangular shape are disposed between the front panel 4 and a printed board 1 and alternately arranged on the side surface opposite to one side surface of each of the plurality of LEDs 2. Such arranged shield sheets 3 can suppress leakage of light from one LED 2 to the other LED 2.
Patent JP-S61125858-A (JP)
Title: Liquid jet recording head
Inventor: KOMURO HIROKAZU
IPC: B41J2/05
Filed: 1984-11-22
Abstract: PURPOSE:To provide a liquid jet recording head to meet the high density of a nozzle by increasing the cross section of a common connection of an electrode material. CONSTITUTION:A concave part 108 is provided in a lower layer 102 and the volume of a common connection on the B side of a common electrode 104 in the concave part 108 is increased. In other words, the cross section of the common connection on the B side of the common electrode 104 is increased. Accordingly, for instance, if an electric current when all of 128 nozzles have discharged were conducted to the common electrode, the density of electric current is not allowed to increase and the breakdown of the electrode is prevented, thus being able to meet the high density of the nozzle.
Patent JP-H0775588-A (JP)
Title: Production of hydrogen by microorganism
Inventor: UENO YOSHIYUKI
IPC: C02F3/28
Filed: 1993-09-07
Abstract: PURPOSE:To stably and efficiently obtain hydrogen useful as clean energy, etc., in a high yield over a long period using microorganisms in sludge compost. CONSTITUTION:A substrate of organic waste water such as plant waste water is treated under anaerobic conditions, e.g. at 40-70 deg.C using microorganisms in sludge compost to provide the hydrogen.
Patent JP-H03111319-A (JP)
Title: Material cooling and conveying device
Inventor: WATANABE MITSURU
IPC: B65G25/02
Filed: 1989-09-21
Abstract: PURPOSE:To prevent materials from bending by rotating and supporting the material in the direction opposing to the feed direction by means of a conveyer for support and rotation in the cross direction by the intermittent motion of a push-motion conveyer, and raising a pressure roller interlockingly to the motion so as to press the material from an above position in the material cooling and conveying device. CONSTITUTION:The material M fed in a conveying means 6 by a charging side material placing device 8 is placed on a conveyer 11 for support and rotation rolls caused by the inclination of the conveyer 11 to the side of a discharge table 7 and is rotatably supported by the receiving rollers 30 of a stand-by table 29 to be arranged at a stand-by position A. It is also moved on the conveyer 11 for support and rotation at the positions B through F, pressed by pressure rollers 19 of the pressure nails of an intermittently driven push-motion conveyer 12. Whenever it is placed on the converter 11, a pressure roller 25 is lowered to press the material M, and the conveyer 11 for support and rotation is made to run in the direction opposing to a conveying direction to rotate the material M. The material M can, thus, be prevented from bending by being pressed from an above position while being rotated.
Patent JP-H06103516-A (JP)
Title: Core for composite type magnetic head
Inventor: IPPOSHI KOJI
IPC: G11B5/265
Filed: 1992-09-16
Abstract: PURPOSE:To improve the durability of a core for a composite type magnetic head by reducing the exposure area of glass in a contact part with a floppy disk being a magnetic recording medium. CONSTITUTION:Respective grooves 23, 24 are grinded and machined only on I shape cores 4, 10 on the side where the cores for composite type magnetic head are joined back to back, and glass 7 is filled, and a track width 8 for recording and reproducing and the track width 11 for erasing are formed. By such a constitution, the wear resistance of the core for composite type magnetic head is improved according to the decrease of the exposure area of glass at the part in contact with the floppy disk being the magnetic recording medium. Further, since the thick I-shaped core block is ground and machine and then, is cut into plural I-shaped core blocks, work efficiency and machining accuracy are improved.
Patent JP-S63103102-A (JP)
Inventor: KACHI TATSUSHI
IPC: E01C11/24
Filed: 1986-10-16
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-H1188943-A (JP)
Title: Portable telephone set
Inventor: NAKAHARA AKIHARU
IPC: H04W88/02
Filed: 1997-09-11
Abstract: PROBLEM TO BE SOLVED: To enable data communication on a radio channel without needing a special adaptor by automatically sending the message to start data communication to a radio mobile telephone network and applying error correction processing and data compression processing for a radio block to the information stored in a portable telephone set. SOLUTION: When a key entry operation section 306 operates start of data communication, a microcomputer 104 sends an additional message denoting data communication start via a radio transmission reception section. When an active message denoting data communication enable is returned from a receiver side portable telephone set, a voice bus is closed and the mode is set to the data communication mode. A control data addition delete section 304 extracts data stored in a RAM 301 and a ROM 302 and adds a head address and a transmission data length to the data to process a format for data communication. Then a radio block error control section 204 adds an error correction code to the data, and a data compression expansion section 205 applies compression processing to the data and the resulting data are sent via the radio transmission reception section 303.
Patent JP-S60146617-A (JP)
Title: Device for cutting aluminum pipe into predetermined length
Inventor: SUZUKI MISAKO
IPC: B23D33/02
Filed: 1983-12-30
Abstract: PURPOSE:To continuously cut a plurality of aluminum pipes with a high degree of accuracy at a fast rate, into a pedetermined length, by longitudinally moving a movable chuck which is laterally symmetrically splitted, while the chuck is laterally open and closed, and as well by opening and closing the movable chuck splitted laterally symmetrically, at a predetermined position. CONSTITUTION:A movable chuck 1 laid on a movable bed 1' is splitted at its center into vetically symmetrical chuck members 1a, 1b each having a V-groove, and a chuck 2 is also splitted at its center into laterally symmetrical chuck members 2a, 2b each having a V-groove. In a condition such that a plurality of aluminum pipes (a) are bundled band fastened by the movable chuck 1, a movable bed 1' is moved toward the chuck 2 together with the movable chuck 1 which is then opened by towing a wire rope 20, and is returned to an original position by towing a chain 22. Simultaneously with this opeation a rotary cutter 3 is lowered to cut off the part of the pipes (a) which are projected from the chuck 2.
Patent JP-H04228552-A (JP)
Title: Production of aluminum alloy sheet for forming
Inventor: KOMATSUBARA TOSHIO
IPC: C22F1/00
Filed: 1990-09-17
Abstract: PURPOSE:To improve strength, formability, and external appearance and quality characteristics by specifying the conditions at the final process annealing among process annealings at the time of cold-rolling an Al-Mg-Si alloy sheet and also specifying respective cold drafts at cold rollings before and after the final process annealing. CONSTITUTION:A sheet of Al alloy of Al-Mg-Si type belonging to JIS No.600 type is cold-rolled, while process-annealed between the cold rolling stages. At this time, the ratio between draft A at the cold rolling before the final process annealing and draft B at the final cold rolling after the final process annealing, B/A, is regulated to >=0.8. Moreover, draft of finish cold rolling is regulated to >=30% and continuous annealing is done at 300-580 deg.C to exert process annealing, and further, after the final cold rolling, solution treatment is performed.
Patent JP-H07102843-A (JP)
Title: Precaution lock
Inventor: MINEMURA TOSHIO
IPC: E05C17/06
Filed: 1993-10-01
Abstract: PURPOSE:To operate a precaution lock in an unseen place by elevatably providing a guard arm on the upper end part of a door, and engaging an arm locking part with the receiving metal fitting of a door frame at opening the door. CONSTITUTION:A guard arm 10 which is rotationally movably supported with a supporting plate 11 and provided with a locking part 10b, is elevatably provided on the upper end part of a door 9. The dead bolt 33 of the lock 20 of the door 9 is connected to the supporting plate 11 through a connecting rod 21. When the dead bolt 33 is releasd by operating a handle and the like, the guard arm 10 is elevated through the connecting rod 21, the locking part 10b is engaged with a receiving metal fitting provided on a door frame, the door 9 is connected to the door frame so as not to open the door 9 over a decided opening. In usual case of opening/closing of no necessity to set the guard arm 10, the guard arm 10 is set by a handy operation so as not to elevate. Hereby, the precaution lock can be operated in an unseen place.
Patent JP-H07103747-A (JP)
Title: Sealed type measuring device
Inventor: TACHIKAKE MASAHIKO
IPC: G01B21/02
Filed: 1993-10-01
Abstract: PURPOSE:To provide a sealed type measuring device which lightens the manipulability of a spindle without lowering sealing properties. CONSTITUTION:A spindle 3 is adapted to be able to project/retreat to a main body 2 of the measuring device which is sealed thereinside. A detector 6 is provided in the main body 2 of the measuring device to detect a moving amount of the spindle 3. In the measuring device, a porous member 28 is set at a boundary of the interior and exterior of the main body 2. The porous member 28 allows gases to penetrate, but not allowing liquids and solids to pass through.
Patent JP-H1073386-A (JP)
Title: Jig for assembling pin rack
Inventor: NAKAMURA TAKASHI
IPC: F28D19/04
Filed: 1996-08-30
Abstract: PROBLEM TO BE SOLVED: To enable an assembling quickly, while accurately holding a pitch of a pin by arranging two parallel semi-circular notches with a specified interval of pitch, an external holding block having a through hole and an internal holding block having a thread hole. SOLUTION: Semi-circular notches 7a of first and second internal holding blocks 7-1 and 7-2 are fitted from inside two pins 4b at end parts of adjacent pin rack segments 4a and sequentially, a semi-circular notch 6a of an external holding block 6 is fitted from outside the pins 4b to sandwich the pins 4b with external and internal holding blocks 6 and 7-1 and 7-2 and a clamp bolt 8 is inserted into a through hole 6b while being screwed down in a thread hole 7b to be firmly secured. Under such a condition, an end part of a pin rack bar 4a of a pin rack segment 4' is welded on a holding plate 5.
Patent JP-S61126637-A (JP)
Title: Optical information recording and reproducing device
Inventor: IKEDA YOSHIAKI
IPC: G11B7/126
Filed: 1984-11-21
Abstract: PURPOSE:To improve the stability and the reliability of a titled device by adjusting the gain of a control loop in accordance with the variance of the output light of a light source to perform optimum focusing control and tracking control. CONSTITUTION:A semiconductor laser 1 emits a modulated recording optical beam or a low-output reproducing optical beam in accordance with an input information signal, and the condensed light is irradiated on a recording medium 2 through a moving lens 51 to record, reproduce, and erase information. the reflected light from the medium 2 is detected as a focus error signal or a tracking error signal by a detector 53, and a coil 60 and a voice coil motor 56 are driven through an optical system control means 6 by the tracking error signal to perform the tracking control, and a coil 54 is driven by the focus error signal to perform the focusing control. Meanwhile, the optical output monitor signal detected from the rear face of the laser 1 by a detector 3 operates a loop gain adjusting means 4 to adjust the loop gain of the control means 6 most suitably in each mode.
Patent JP-H0881435-A (JP)
Title: Method for bleaching alpha-sulfo-fatty acid ester
Inventor: TANO TETSUO
IPC: C11D1/28
Filed: 1994-09-13
Abstract: PURPOSE: To provide a method for bleaching an α-sulfo-fatty acid ester by which the bleaching can be carried out with an aliphatic alcohol and hydrogen peroxide in the presence of an organic peroxide at a high bleaching efficiency to improve the color tone. CONSTITUTION: This method for bleaching an α-sulfo-fatty acid ester is to bleach (A) the α-sulfo-fatty acid ester in the presence of (B) an organic peroxide with (C) an aliphatic alcohol and (D) hydrogen peroxide. Furthermore, peracetic acid, etc., are used as the component (B) and methanol, etc., are used as the component (C). The amounts of the components added based on 100 pts.wt. component (A) are preferably 0.5-5 pts.wt. component (B), 10-20 pts.wt. component (C) and 0.5-5 pts.wt. component (D). The bleaching temperature is preferably 40-100 deg.C. Furthermore, an α-sulfo-fatty acid ester prepared by sulfonation, etc., of, e.g. an alkyl ester of a saturated fatty acid of the formula RCH2 COOR' (R is a 10-18C alkyl or an alkenyl; R' is a 1-3C alkyl) wit-h sulfuric anhydride diluted with an inert gas is preferably used as the component (A).
Patent JP-H0192074-A (JP)
Title: Method and device for automatically deciding state of thread fastening
Inventor: HASEGAWA TADASHI
IPC: B25B23/147
Filed: 1987-09-30
Abstract: PURPOSE: To judge whether the clamping of a threaded fastner is good or not in an accurate and simple manner by installing a judging part for judging the quality of thread fastening on the basis of at a time required when a motor load current during the thread fastening shifts from the low level current value to the high level one. CONSTITUTION: A judging part 12 inputs both low and high level current values e1 and e2 out of a two-level current setup detecting part 11 and a signal out of a timer 13, measuring whether the time required, leading to the high level current value e2 from the low level one e1, is within the timer setting time or not, and it judges the quality of thread fastening. In addition, this judging part 12 judges the quality of the thread fastening by a fact of whether a motor current vanishes into nothing within the duration of up to the completion of such thread fastening as being not leading to the high level current value e2 from the low level one e1 or not. According to this judged result, it outputs a normal fastening judging signal (a), a heavy load abnormal judging signal (b), and a screwless abnormal judging signal (c), respectively.  Each of these judging signals (a) to (c) is displayed on a display part 14, informing an operator of individual signals.
Patent JP-S63101019-A (JP)
Title: Winding start adjusting method for steel strip in manufacture of spiral steel tube
Inventor: MIZUTANI NAOKI
IPC: B21D11/06
Filed: 1986-10-17
Abstract: PURPOSE:To adjust a edge track to a edge butting position and to smoothly perform track welding of a winding start position by holding a straightforward steel between pinch rollers at the winding start part of the strip top end and changing an angle of the pinch rollers to the passage of the strip. CONSTITUTION:A steel strip 1 is bent by a prescribed curvature from the top end and is held by respective two couples of pinch rollers 2 at parts near to edges 1a, 1b of the strip 1 from both upper and lower surface. Then, the top end of the strip 1 is formed into a spiral shape. At the time when the top end reaches the pinch roll 2 at the edge 1a side, the direction of the roll 2 is changed into the passage direction of the strip 1 by the adjusting mechanism of the roll 2 to adjust a pinch angle theta to a prescribed edge track. When the top end of the strip 1 reaches the pinch roll 2 at the edge 1b side, the same operation is also performed. In this method, the tack welding operation on butted edges for manufacturing spiral steel tubes is smoothly performed.
Patent JP-S60142363-A (JP)
Title: Polychromatic developing device
Inventor: SAWAYAMA NOBORU
IPC: G03G15/09
Filed: 1983-12-29
Abstract: PURPOSE:To switch the flow of a developer between a flow from a developing sleeve to a conveyor sleeve and a flow which allows the developer to move while attracted to the developing sleeve without being passed to the conveyor sleeve by performing only a position adjustment by rotating a conveyor magnet arranged in the conveyor sleeve. CONSTITUTION:The largest interval part between the 1st magnetic pole P1 and the 4th magnetic pole P4 of rhe conveyor magnet in the conveyor sleeve 4 faces a photosensitive drum 1. Then, lines of magnetic force from the 12th magnetic pole P12 reach the 5th magnetic pole P5 through the developer and serve as the force for attracting the developer to the sleeve. In this state, the developer moves while attracted to the developing sleeve 2 and is not passed to the 2nd conveyor sleeve 4b. The 1st magnetic pole P1 is arranged near the plane connecting the center line of the developing sleeve 2 and the center line of the 2nd conveyor sleeve 4c. Then, the developer is passed to the developing sleeve 2 along lines of magnetic force crosslinking the 2nd magnetic pole P2 and the 5th magnetic pole P1 to make one turn, and then passed to the 2nd conveyor sleeve 4b along lines of magnetic force crosslinking the 1st magnetic pole P1 and the 5th magnetic pole P5.
Patent JP-S6489563-A (JP)
Title: Charge coupled device
Inventor: SASAKI MASAHIKO
IPC: H01L29/76
Filed: 1987-09-30
Abstract: PURPOSE:To suppress the generation ot potential wells and improve charge transfer efficiency by providing medium-concentration regions in a charge coupled device having a plurality of channels. CONSTITUTION:Medium-concentration regions 9 are provided near first electrodes 1 in a semiconductor substrate immediately under third electrodes 3. The regions 9 have a concentration which is lower than that of channel stop regions 4, but higher than that of barrier regions formed immediately under the third electrodes 3. These regions 9 are provided on both sides of the first electrodes 1 in order to suppress the generation of potential wells and improve charge transfer efficiency.