baber/WOPTO huggingface dataset:
Patent JP-H06313824-A (JP)
Title: Optical connector
Inventor: UEDA TOMOHIKO
IPC: G02B6/36
Filed: 1993-04-30
Abstract: PURPOSE:To provide an optical connector enabling positive PC connection even with multiple cores. CONSTITUTION:The end faces of optical fibers are positioned and fixed to the connecting end faces 5 of optical connector ferrules 3, and the connecting end faces 5 are mutually positioned in close contact to connect the optical fibers 4 optically to one another. In such an optical connector 1 having the optical connector ferrules 3 allowing the optical fibers 4 to be fixed as well as having guide pin holes 2, and the optical fibers 4 fixed to the optical connector ferrules 3, at least the connecting end face of the optical connector ferrule 3 is formed of a low hardness member lower in hardness than the optical fiber, and a protruding part 6 protruding from the other part is provided around the optical fiber 4 of the connecting end face 5.
Patent JP-2000299548-A (JP)
Title: Land structure for printed board
Inventor: BABA TAKASHI
IPC: H05K1/18
Filed: 1999-04-12
Abstract: PROBLEM TO BE SOLVED: To provide a land structure for a printed board wherein defective mounting such as dislocation and rising of a mounting part is prevented for self-alignment effect. SOLUTION: A mounting part 3 comprising terminals 3b which extend with a narrow width A from both side surfaces of a main body 3a is provided. In order to solder the terminal 3b of the mounting part 3, protruding lands 2 are formed parallel to the surface of a printed board 1 which comprise, inside, a projection 2a projecting with such narrow width B as A of the terminal 3b, facing each other, and the projection 2a is placed with the terminal 3b of the mounting part 3 for soldering by reflow, thus preventing defective mounting such as rising or dislocation of the mounting part 3 caused by the surface tension of solder.
Patent JP-S63271752-A (JP)
Title: Media holding device for media driving instrument
Inventor: FUKUMOTO SAKUO
IPC: G11B17/028
Filed: 1987-04-30
Abstract: PURPOSE:To always make the positioning in the rotary direction of a media the same by deciding the position in rotary direction by the outer diameter of the ring equipped with by a torque transmission body even receiving the force in counter rotary direction from the hole edge part at the front side in the rotary direction in a driving hole. CONSTITUTION:The ring 13 equipped with by a torque transmission body 11 is interposed by the stopper face 7a of a through hole 7 and the hole edge 5b at the front side in the rotary direction in a driving hole 5 in spite of the torque transmission body 11 receiving the force of X from a locking point B and the position in the rotary direction is consequently decided by the outer diameter of this ring 13. It is therefore eliminated that the positioning in the rotary direction is effected by the thickness deviation of the ring 13. A media can thus be positioned by making the positioning in the rotary direction of the media always the same.
Patent JP-S5633250-A (JP)
Title: Speed control device having speed sensing change-over circuit
Inventor: HAKATA YOSHITAMI
IPC: B23Q5/36
Filed: 1979-08-17
Abstract: PURPOSE: To provide a restricted variation of a slot ripple voltage to be generated from a speed feed-back sensing unit along with a number of rotation of a motor by making a low gain of an amplifier.  
     CONSTITUTION: There is provided a speed sensing circuit and speed change-over circuit 7. Said speed sensing and speed change-over circuit 7 is fed with a speed sensing single b and then restricts a gain from the speed error amplification circuit 3 when the number of rotation of the motor 5 is exceeded over a predetermined value. When the motor is stopped, an electric rigidity in a speed control system is increased more and then a vibration caused by a ripple component which is not preferable for a motor is decreased when the speed is exceeded over a desired value. 
     COPYRIGHT: (C)1981,JPO&Japio
Patent JP-H0843971-A (JP)
Title: Silver halide emulsion containing platelike crystal and its processing method
Inventor: AN BUERUBEEKU
IPC: G03C1/015
Filed: 1995-04-04
Abstract: PURPOSE: To lower pressure sensitivity and to prevent the generation of pressure marks at the time of use in rapid processing by incorporating specific tabular grains contg. colloidal silica as protective film colloid. CONSTITUTION: This silver halide emulsion contains the tabular grains contg. the colloidal silica sol as the protective colloid. The tabular grains have an average grain thickness of <=0.3μm, an average aspect ratio higher than 12:1 and the degree of covering power by the silica sol grains within a range of 50 to 2000%. Further, the photosensitive tabular silver halide grains covered with the silica grains has preferably the degree of the covering power within a range of 75 to 500%. The grains having the silica as the protective colloid preferably have an average grain thickness of <=0.2μm. The total projection area of the tabular grains is preferably at least 70% and the total projection area of at least 90% is mode preferable. The tabular grains covered with the silica grains is preferably a silver halide compsn.
Patent JP-S5438539-A (JP)
Title: Overvoltage protector for ct
Inventor: SATOU KOUZOU
IPC: H02H7/04
Filed: 1977-09-02
Abstract: PURPOSE: To make a suppression for overvoltage in current detector and current transformer itself, by means o connecting an overvoltage suppressing element, for each current transforemr, between a neutral point of common connection at secondary side of the current transformer and a terminal of the current transformer at an opposite side of the neutral point. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-S587711-A (JP)
Inventor: SUNATSUKA HIDEO
IPC: H01B7/18
Filed: 1981-07-04
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-H06316727-A (JP)
Title: Production of bainitic steel rail excellent in surface damage resistance
Inventor: UEDA MASAHARU
IPC: C21D8/00
Filed: 1993-04-30
Abstract: PURPOSE:To prevent the occurrence of rolling fatigue damage at the surface of a railhead and to prolong the service life of a rail for rapid transit railway. CONSTITUTION:A steel, which has a composition containing 0.15-0.45% C, 0.15-1.00% Si, 0.20-2.00% Mn, and 0.20-2.00% Cr and containing, besides the above, one or >=2 elements among Mo, Cu, Ni, Ti, V, Nb, and B, if necessary, is used. The bainitic steel rail excellent in surface damage resistance can be obtained by subjecting the railhead, after the completion of hot rolling or after heating up to a high temp. for the purpose of heat treatment, to accelerated cooling through the region between the austenite region temp. and the ordinary temp. at a rate of (1 to 10) deg.C/sec. The resulting rail has superior surface damage resistance as compared with the conventional rails, and the service life of the rail can be remarkably improved.
Patent JP-H09272160-A (JP)
Title: Preparation of roller
Inventor: UEHARA YASUHIRO
IPC: B29C39/10
Filed: 1996-04-03
Abstract: PROBLEM TO BE SOLVED: To cover a thin cylindrical body with a relatively thick releasing- substance by a method wherein a core for supporting the inner face of the thin cylindrical body is inserted and fixed and a polymer material is formed on the outside and thereafter, the core is drawn out from the cylindrical body. SOLUTION: In an elastic material injecting process, an injection hole 8 is inserted into the tapered part 9 of a bottom mold 5 and a liq. elastic material 7 is injected between the bottom mold 5 and the core of a roller in a cylindrical mold 6. Then, in a curing process, curing of a silicone rubber is performed in a manufacturing apparatus consisting of the cylindrical mold 6, a top mold 4 and the bottom mold 5. Then, in the next mold releasing process, a frame for the cylindrical mold 6, the top mold 4 and the bottom mold 5 is released. In the next drying process, furthermore, heat-treatment and drying are performed. In a finishing process, finishing molding is performed and then, in a core drawing-out process, the core 2 is finally drawn out from a thin pipe 1 to complete an elastic roll.
Patent JP-S60249251-A (JP)
Title: Battery
Inventor: SHIROMOTO TOMIZOU
IPC: H01M4/62
Filed: 1984-05-23
Abstract: PURPOSE:To make harmful metals which exist in eluate from waste batteries insoluble by impregnating paste prepared by kneading zinc sulfide powder with water soluble high polymer comound in porous paper, and fixing the paper in a space where no battery reaction takes place. CONSTITUTION:Zinc sulfide powder is kneaded with sol of water soluble high polymer compound such as CMC, sodium polyacrylate, or polyvinyl alcohol to prepare paste. The paste is impregnated in and coated on porous paper and dried. The paper is fixed in a space where no battery reaction takes place. Harmful heavy metals such as mercury and cadmium which exist in eluate from waste batteries are made insoluble as inorganic sulfide. Nylon nonwoven fabric is preferable as the porous paper.
Patent JP-S61257808-A (JP)
Inventor: PAURU SHIYUTOORUTSUERU
IPC: B65G1/14
Filed: 1986-05-09
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-H05299080-A (JP)
Title: Method for application of defoamed paste to battery electrode base material
Inventor: TOMIZAWA YOSHIMASA
IPC: H01M4/28
Filed: 1992-04-24
Abstract: PURPOSE:To enable paste to be applied in defoamed state without entrapping any air by immersing a battery electrode base material in defoamed paste liquid contained in a paste tank, and stroking and coating the material with the paste at liquid level, using a blade or a roll. CONSTITUTION:Paste 2 defoamed in vacuum after the addition and agitation of nickel powder with a caking material composed of water, methyl cellulose and hydroxypropylmethyl cellulose, is supplied from a liquid feed piping 6 to a paste tank 3. On the other hand, a battery electrode base material 1, when lifted upward after immersed in the paste liquid 2 in the tank 3, is stroked with a blade 4 laid at the surface level of the liquid 2, thereby being coated with deposited excess paste without trapping any air. Consequently, irregular surface such as a crater is not formed on the base material 1, and a plate for making a battery with a high active material impregnation rate and large capacity can be provided.
Patent JP-H08305944-A (JP)
Title: Article storage rack of automatic vending machine
Inventor: KONDO SATORU
IPC: G07F9/10
Filed: 1995-04-28
Abstract: PURPOSE: To lower the cost of an automatic vending machine by facilitating the fitting of a display plate where article names are displayed on an article storage rack and simplifying the constitution. CONSTITUTION: While a round hole 41a is formed in one of a couple of side plates 41 forming the article column of the article storage rack and a long hole 41b is bored in the other, a support piece 55 is protruded straight on one flank plate surface of a fitting part 51a formed by bending the upper end part of the display plate 51 formed of a flat plate horizontally and an L-shaped support piece 56 is protruded on the other side end surface. The display plate 51 is held almost horizontally, the support piece 55 is inserted into the round hole 41a, and then the support piece 56 after run through the long hole 41b is rotated into a downward fitting state.  At this time, the support piece 56 crosses a long-diameter part by the rotation after a hook part 56a runs through the long-diameter part of the long hole 41b and the display plate 51 is easily fixed at a fitting position without falling from the side plate 41.
Patent JP-S59231615-A (JP)
Title: Controlling method of position loop gain
Inventor: OOTA NAOTO
IPC: G05B19/23
Filed: 1983-06-13
Abstract: PURPOSE:To set a position loop gain automatically and accurately, and to simplify the constitution of a system by determining the gain of a D/A converter by using the distance from a position of switching from speed control to position control to a constant position, a specific speed, and a speed reduction time. CONSTITUTION:A microcomputer 300 having a processor PRC, ROM, and RAM is connected to a position loop gain control system, a loop gain control program is the ROM, and the computer 300 forms a constanct position stop control part. When a gain adjustment request button GAB on a console panel 201 is operated while the main shaft motor 102 of said system is in a stop state, the processor PRC recognizes to control a speed commanding circuit 101a. Then, commands are applied from a changeover switch 101b to the motor 102 through a speed control circuit 101c. Further, the distance from the position point of transition from the speed control to the position control to the constant position is used to decide on the gain of the D/A converter 301, setting the position loop gain automatically and accurately.
Patent JP-S5630074-A (JP)
Title: Soldering apparatus
Inventor: KANDA SHINJI
IPC: B23K3/06
Filed: 1979-08-17
Abstract: PURPOSE:To perform excellent soldering in a short time, by providing a solder receiver under copper wire so as to allow the flowing solder to contact with the whole periphery of the copper wire. CONSTITUTION:Solder 2'' contained in a vessel 1'' is melted by heating with a heater 4'', and is poured from above down to copper wire 3'' through a duct 7'' by the rotation of a motor 5'' and a propeller 6''. The flow direction of the solder is changed by a solder receiver 11'' installed at the under part 8'' of the copper wire 3'', and sufficient amount of the solder flows through the under part 8'' of the copper wire 3'', thereby forming no part low in flow density. Therefore the best use of excellent heating property of the solder 2'' to the copper wire 3'' is made, preventing uneven finish of soldering, consequently soldering is performed excellently in a short time.
Patent JP-S58223044-A (JP)
Title: Method and device for monitoring plasma distribution
Inventor: OSADA HISAJIROU
IPC: G01N21/64
Filed: 1982-06-21
Abstract: PURPOSE:To measure the distribution of specific chemical species in plasma in a device utilizing plasma highly accurately, by adding a function which removes noises in laser to a plasma distribution monitoring means. CONSTITUTION:In performing measurement, a shutter 20 is closed in advance, a switch 26 is switched to a memory group 24, and the waveform (b) in a noise part is stored. Then, the shutter 20 is opened, the switch 26 is switched to a memory group 25, and the waveform (a) of a measured fluorescence is stored. The phase relationship between the stored two waveforms (a) and (b) described above is judged by a phase matching device 27. Then digital signals, whose phases are matched, are obtained. The measured result of the fluorescence (c) is computed by a substractor 28 and the result is displayed on a display device 29. the distribution of the specific chemical species in plasma 9 in a plasma utilizing device 8 is measured by the above described way. Thus the obstruction casued by high frequency noises generated by a pulse diode laser 1, which utilizes discharge, can be reduced to 1/10.
Patent JP-H10280546-A (JP)
Title: Roof frame material of simple roof and simple roof equipped therewith
Inventor: TANAKA HIROSHI
IPC: E04B7/02
Filed: 1997-04-08
Abstract: PROBLEM TO BE SOLVED: To provide a roof frame material of a simple roof capable of constructing roofings even from both upper and lower sides and the simple roof equipped therewith. SOLUTION: A simple roof is equipped with a rafter 4 for bearing roofings 6, a roofing holder 5 loaded to the rafter 4 and holding the roofings 6 to the rafter 4 side, upper sealing members 9 provided between the roofing holder 5 and roofings 6 and lower sealing members 10 provided between the roofings 6 and rafter 4, and while the upper sealing members 9 are mounted to the roofing holder 5, the lower sealing members 10 are mounted to the rafter 4 in a detachable manner and in an attachable manner from the sides. Taking-in grooves 8 inserting both edges of the roofings 6 into them are formed between the rafter 4 and roofing holder 5 provided thereto, and the taking-in grooves 8 are constituted in an attachable manner by mounting the roofings 6 between taking-in grooves 8 in the adjacent rafter 4.
Patent JP-H07310320-A (JP)
Title: Ladder structure of leader for piling machine
Inventor: SAITO TAKEO
IPC: E02D7/16
Filed: 1994-05-19
Abstract: PURPOSE:To provide a sufficient vibration proof strength without intricate fitting structures and other obstacles and prevent the ladder and the fitting parts from easily deforming or breaking even if obstacles collide with the ladder on disassembling, assembling or transporting. CONSTITUTION:One end of a fitting member 14 is welded at the external wall of a leader 4 and the other end thereof are welded with respective vertical members 12 of a pair of handrails. A reinforcing plate 19 is arranged at a zone surrounded by a pair of handrail vertical members 12, lateral members 13 for a step, the fitting member 14, and the external wall of the leader 4. A grip space 20 is left between the reinforcing member 19 and the step lateral member 13 and a piping space 21 is left at a part of the space from the external wall of the leader 4 and the external periphery are welded with the vertical members 12 of a pair of handrails, the step lateral member 13, the fitting member 14, and the external wall of leader 4 respectively.
Patent JP-H046107-A (JP)
Title: Production of silver oxide
Inventor: MORI HIDEAKI
IPC: C01G5/00
Filed: 1990-04-23
Abstract: PURPOSE:To obtain a tightly flocculated silver oxide precipitate without using a flocculant by adjusting a silver salt soln. to a specified pH, forming a white silver hydroxide precipitate and a brown or dark-brown silver oxide precipitate and brining them into a reaction. CONSTITUTION:A silver salt sol. such as a silver nitrate soln. is kept at about 0 deg.C and adjusted to pH 7-10 and an aq. silver nitrate soln. is added at ordinary temp. to form a white silver hydroxide precipitate formed chiefly at pH <=10. The soln. is then immediately cooled to about 0 deg.C and adjusted to pH 11-13 to form a brown or dark-brown silver oxide precipitate formed chiefly at about pH >= 10. The precipitates are brought into a direct reaction in the soln.
Patent JP-2000299458-A (JP)
Title: Manufacture of field effect transistor
Inventor: TOGO MITSUHIRO
IPC: H01L29/43
Filed: 1999-04-13
Abstract: PROBLEM TO BE SOLVED: To provide a method for manufacturing field effect transistor by which the short-circuit between element regions can be prevented at epitaxial growth of silicon. SOLUTION: A method for manufacturing field effect transistor includes a first step of forming an element isolating and insulating film 11 on a substrate 1 and a well 9 in the film 11, a second step of forming an interlayer insulating film 13 over the whole surface of the substrate 1, and a third step of making an opening 3 at the portion corresponding to a proposed gate element forming region 2 between the isolated portions of the element isolation insulating film 11. The method also includes a fourth process of selectively growing epitaxially a silicon film 15 on a surface 4 of the substrate 1 exposed in the opening 3, a fifth step of forming a gate insulating film 16 on the epitaxially grown silicon film 15, and a sixth step of forming a gate electrode 17 on the gate insulating film 16.
Patent JP-H08307895-A (JP)
Title: Vtr
Inventor: SEZE HIROSHI
IPC: H04N9/64
Filed: 1995-04-28
Abstract: PURPOSE: To reproduce video signals of the PAL system and the MESECAM system with one circuit by making a center frequency of a band pass filter change in response to a control voltage, extracting a burst signal frequency, converting the frequency into a voltage and using the voltage for a control voltage of the band pass filter. CONSTITUTION: A low frequency band conversion color signal reproduced from the VTR is given to a frequency conversion circuit 4, in which the signal is converted into an original color signal frequency and outputted to a comb filter 6 via a band pass filter(BPF) 20 whose center frequency changes with the output voltage of a control circuit 23. Simultaneously an output of the BPF 20 is fed to a burst extract circuit 21, in which a burst signal is extracted. The burst signal is converted into a voltage by an f-V conversion circuit 22 which converts the frequency into a voltage, and the voltage is fed to the control circuit 23. Through the constitution above, the BPF 20 can eliminate the undesired component in the applied color signal frequencies at an optimum frequency and the video signals of the PAL and the MESECAM system can be reproduced by one circuit.
Patent JP-2000296193-A (JP)
Title: Iron golf club and iron golf club set
Inventor: TSUNODA MASAYA
IPC: A63B102/32
Filed: 1999-04-13
Abstract: PROBLEM TO BE SOLVED: To optimize spin quantity of a hitting ball, and increase a carry by arranging a recess/projection hitting surface having an average inclination and a square average inclination being respectively a specific angle on a face surface of an iron golf club. SOLUTION: An iron golf club set 1 has sets up to a high No. (i=q=6) golf club 2e having a maximum loft angle α from a low No. (i=1) golf club 2a having a minimum loft angle α. Here, the respective golf clubs 2a to 2e are formed so as to have a recess/projection hitting surface 3a having an average inclination of 0.15 to 0.25 (deg) and a square average inclination of 0.20 to 0.30 (deg) in a hitting area T of a face surface 3. Thus, in the golf clubs 2a to 2c having a loft angle less than 40 deg., initial spin quantity of a hitting ball is reduced to increase a carry of the hitting ball. While, in the golf clubs 2d, 2e having a loft angle not less than 40 deg., a run is reduced by increasing the initial spin quantity of the hitting ball to improve controllability of the hitting ball.
Patent JP-S5533610-A (JP)
Title: Vibration preventing device for table of gate opening and closing device
Inventor: IMAMURA SATORU
IPC: B65D88/26
Filed: 1978-08-31
Abstract: PURPOSE: To stop the vibrations of a table for a gate opening and closing device thereby to consume the energy through the water vibrations by adding a resonator having a U-shaped pipe charged with water to a vibratory system.  
     CONSTITUTION: A table 3 for a gate opening and closing device of a weighing hopper 1 for loading a blast furnace with a material is equipped with a U-shaped pipe 10 of a gas tube, which is charged with a suitable quantity of water. The water column has its height adjusted by means of a cock 11 so that the intrinsic frequency of the water column is adjusted to that of the free vibrations of the table 3. By adding a rosonator to a vibratory system in that way, the vibratory energy is consumed through the vibrations of the liquid so that the vibrations of the table 3 can be stopped. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-H04136377-A (JP)
Title: Sky parking device
Inventor: SASAKI ICHIRO
IPC: E04H6/24
Filed: 1990-04-22
Abstract: PURPOSE:To enhance the utilization factor of a site by turning the direction in which a self-traveling pallet travels at right angles using a caster attached to the self-traveling pallet. CONSTITUTION:A cage in which a self-traveling pallet 2 carrying a car 1 thereon is enclosed is hoisted along an elevator tower by a hoist and reaches the floor of a designated parking position. The drive motor 13 of the pallet 2 is actuated and a power wheel 7 is driven to urge the pallet 2 to travel in its longitudinal direction. When the pallet 2 reaches the designated parking position a drive motor 14 is actuated so as to drive a power wheel 8. When the direction in which the pallet 2 travels is changed to the cross direction of the pallet 2 the caster 14 of the pallet 2 is smoothly rotated by the guide 12 of the direction-changing small corner 11 of a channel 13 whereby the direction of the pallet 2 is changed.