baber/WOPTO huggingface dataset:
Patent JP-H0752419-A (JP)
Title: Thermal recording device
Inventor: AGANO TOSHITAKA
IPC: B41J2/44
Filed: 1993-08-20
Abstract: PURPOSE:To retain the desired density and form easily and securely an image of high quality without being affected by an irregular connection generated when a heat sensitive recording material itself is heated before and/or after recording an image or the like. CONSTITUTION:A device comprises a laser beam generating means 12 for providing thermal energy to a heat sensitive recording material S and heating the heat sensitive recording material S up to the given coloring temperature, a preheating means 14 for preheating the heat sensitive recording material S up to the given temperature lower than the coloring temperature and a blowing means 16 for blowing compressed air forced to an irradiated face Sa of the heat sensitive recording material S to which laser beam L is directed and preventing the generation of an irregular convection in the vicinity of the irradiated face Sa.
Patent JP-H0491410-A (JP)
Title: Gas-insulated transformer
Inventor: ITAKURA ISAO
IPC: H01F27/32
Filed: 1990-08-01
Abstract: PURPOSE:To obtain a gas-insulated transformer whose dielectric strength is strong and which is compact by a method wherein an insulating layer between the high-voltage side and the low-voltage side is constituted of a composite film wherein polyvinyl alcohol films are pasted on both faces of a polyphenylene sulfide film. CONSTITUTION:The following are provided: a high-voltage winding; a low- voltage winding; and an insulating layer, between the high-voltage side and the low-voltage side, which is arranged between both windings. The insulating layer between the high-voltage side and the low-voltage side is composed of a composite film 5 wherein polyvinyl alcohol films 7 are pasted on both faces of a polyphenylene sulfide film 6. Thereby, since the insulating layer, between the high-voltage side and the low-voltage side, which uses said composite film 5 has an excellent dielectric strength as compared with conventional films, the dielectric strength of a gas-insulated transformer is enhanced and, as a result, the transformer can be made compact.
Patent JP-H0874858-A (JP)
Title: Roller for roller bearing and its working method
Inventor: TSUTSUI AKIRA
IPC: F16C33/34
Filed: 1994-08-31
Abstract: PURPOSE: To improve the quality of a roller, and simplify the working process by connecting an outer diameter surface with the chamfered round part through a first round part, and connecting an end surface to the chamfered round part through a second round part, thereby preventing an edge from being left in the boundary part with the chamfered round part. CONSTITUTION: A roller 3 to be integrated into a self-aligning roller bearing has an outer diameter surface 3a formed into a spherical surface having a curvature radius corresponding to the track surface of an outer ring 1, a large end surface 3b formed into a spherical surface having a curvature radius larger than the outer diameter surface 3a, and a small end surface 3c formed into a straight surface. Chamfered round parts Rb, Rc are provided on the boundary between the outer diameter surface 3a and the large end surface 3b and the boundary between the outer diameter surface 3a and the small end surface 3c, respectively.  The outer diameter surface 3a and the large end surface 3b are smoothly connected to the chamfered round part Rb on the large end surface 3b side through a first round part R1 and a second round part R2, respectively, and these are simultaneously ground by a grinding wheel.
Patent JP-S58107430-A (JP)
Title: Method of attaching plate for repairing throat in vacuum cell
Inventor: EBATO KOUICHI
IPC: C22B9/04
Filed: 1981-12-18
Abstract: PURPOSE:To facilitate the centering of a throat and a repairing plate and to enable to  repair the throat by the small number of men, when the damaged part of the throat in  a cell for vacuum degasifying molten steel is to be repaired, by attaching the repairing  plate to the throat part using a tool of specified constitution for receiving the repairing  plate. CONSTITUTION:When molten steel is vacuum degasified in a vacuum degasifying cell, a  refractory material at a throat is spauled by the molten steel, and its nozzle is enlarged. Hence, a repairing plate 10 is mounted on the claws 14a, 14b of an annular tool  12 for receiving the repairing plate having an opening 13, a plurality of claws 14a, 14b  at the periphery of the opening and many notched grooves 16 at its outer edge. The  repairing plate 10 and the receiving tool 12 are mounted on a holding truck 20 under  the condition that their axis are completely consistent together and carried to a position below the throat 18, the notched grooves 16 of the receiving tool 12 are tightened  and fixed to notched grooves 19a formed in the flange 19 of the throat 18 by bolts 24,  and a refractory material 25 is sprayed to thickness corresponding to the nozzle 11 of  the repairing plate 10. In this way, repairing is performed. Accordingly, the work of repairing the throat which facilitates centering can be performed without the necessity of hands for supporting the repairing plate 10.
Patent JP-S6184784-A (JP)
Title: Pattern input device
Inventor: HATANAKA ATSUSHI
IPC: G06K9/44
Filed: 1984-10-02
Abstract: PURPOSE:To extra a dotted line from picture data at a high speed and to encode the dotted line in the same data processing as a continuous line by repeating to expand, construct and thin the picture data necessary times by a dotted line extract device. CONSTITUTION:An expansion/construction circuit 7 expands picture data stored in a picture memory 2 and then a thinning circuit 3 thins it. Exclusive OR of the resulting picture data and the original picture data is obtained and further expanded repeatedly. Then, a line dotting circuit 9 extracts coordinates of all black picture elements as a series of coordinates by pursuing black areas within this thinned picture, and stores them in a data memory 5. A coding circuit 10 analyzes the variation of a series of the stored coordinates in the X-Y direction and others to convert the data to a vector data and stores the vector data in the data memory 5.
Patent JP-H10166280-A (JP)
Title: Forcible contact tool to wind flange cover on flange in forcible contact
Inventor: STOJKOVSKI NENAD
IPC: B60J10/00
Filed: 1997-07-31
Abstract: PROBLEM TO BE SOLVED: To improve a tool and a method to put a flange cover in forcible contact with a flange, specifically, a forcible contact tool and a forcible contact method to wind the flange cover or an enclosed strip on the flange in forcible contact at the opening of a vehicle to a mainbody. SOLUTION: A forcible contact tool to wind a flange cover on a flange in forcible contact has a mainbody 30, the first roller 32 with an axial line supported and held on the first shaft (with the same axial line) and the second roller 34 with an axial line supported and fixed on the second shaft (with the same axial line), both rollers diverging in mutual directions. The first and second shafts are rotatably driven, so that one axial line is movable in the mainbody 30 to allow the first and second rollers 32, 34 to be moved to mutual directions.
Patent JP-2001034985-A (JP)
Title: Optical pickup device
Inventor: HIRAGA TAKAYOSHI
IPC: G11B7/005
Filed: 1999-07-21
Abstract: PROBLEM TO BE SOLVED: To increase the minimum light intensity out of light intensities to a maximum out of five light spots when a laser beam from a semiconductor laser is diffracted by a diffraction grating face on a diffraction grating plate so as to generate zero-order diffracted light to second-order diffracted light in such a way that the five light spots are generated from the diffracted lights so as to be shone at different places on an optical disk. SOLUTION: A diffraction grating face is composed continuously of a plurality of pitches. In every pitch, a first groove 71, a first land 72, a second groove 73 and a second land 74 are formed sequentially, and they have sizes (a), (b), (c), (d) in a direction corresponding to the arrangement direction of light spots. In addition, the size of the pitch is set at (p). 2.2<p/(a+c)<4.9, 2.84<p/a<5.3 and 2.6<p/b<6.6 are set.
Patent JP-H0550821-A (JP)
Title: Suspension device for vehicle
Inventor: BUTSUEN TETSUROU
IPC: B60G17/015
Filed: 1991-08-19
Abstract: PURPOSE:To surely prevent a while contriving temperature decrease of an actuator by detecting responsiveness of the actuator to change a damping force characteristic of a shock absorber based on a predetermined condition relating to the actuator. CONSTITUTION:Damping force, sprung vertical acceleration and sprung/unsprung relative displacement are detected respectively by the first to fourth pressure sensors 61 to 64 of each shock absorber, first to fourth acceleration sensors 11 to 14 and the first to fourth car height sensors 71 to 74. Signals of these sensors are input with a signal of a car speed sensor 15 to a control unit 8, and a permissible value setting means 81 of receiving a road surface friction signal of an ABS66 and a signal of a steering angle sensor 65 are inputted to a threshold value setting means 82 to output an arithmetic result to an arithmetic decision means 80. From the arithmetic result here, damping force is adjusted by the first to fourth actuators 41 to 44 to decrease a changing frequency of a damping force characteristic when an action response speed of the actuator is a predetermined value or less. Accordingly, temperature decrease of the actuator and trouble are prevented to enable running stability to improve.
Patent JP-S6098871-A (JP)
Title: Drive circuit of switching regulator
Inventor: INAO KIYOHARU
IPC: H02M3/28
Filed: 1983-11-04
Abstract: PURPOSE:To reduce the energy loss of a switching regulator by supplying a starting current through a resistor only at the oscillation starting time, and supplying a base current from a surge absorber after a yarn starts operating stably. CONSTITUTION:A switch SW is connected to a starter 2 side at the oscillation starting time, and the base drive current from the starter 2 is applied to a control circuit 1. A transistor Q starts switching by a drive signal from the control circuit 1. When a system shifts to the normal operation state, the switch SW is switched from the starter 2 side to a surge absorber 3 side.
Patent JP-H0255683-A (JP)
Title: Different material joint
Inventor: KOSUGE SHIGECHIKA
IPC: B23K20/00
Filed: 1988-08-23
Abstract: PURPOSE:To improve the corrosion resistance and the strength of a junction part by executing a junction in the oblique direction against the joining direction, and also, controlling the thickness of an intermetallic compound layer formed on the joint surface to a specific range, at the time of bringing different kinds of metallic members to solid phase joining. CONSTITUTION:Solid phase joining of a member 1 consisting of a Zr compound stock, etc., and a member 2 of stainless steel, etc., is executed. A male die tapered part 3 is formed in the tip part of the member 1, and a female die tapered part 4 is formed in a joining position of the member 2. Subsequently, the members 1, 2 are pressed under the prescribed pressure condition, and also, electrically conducted directly and heated. In this case, by setting a transformation temperature 862 deg.C of the member 1 as a boundary, a heat cycle is given by upper and lower suitable temperature width. At the time of joining, since each oblique tapered surface is pressed against each other, an intermetallic compound is extruded and formed to thin thickness of <=50mum. Since a fragile intermetallic compound is controlled thinly, the corrosion resistance and the strength of a junction part are improved.
Patent JP-H03142093-A (JP)
Title: Method for forming groove on roll surface and roll mechanically produced thereby
Inventor: HANSUUFURIIDORITSUHI NUUFUUFUE
IPC: B23K26/08
Filed: 1990-08-03
Abstract: PURPOSE: To form the most suitable grooves in rolls easily and inexpensively by forming grooves with the use of a laser beam in the surface of the rolls for working web-like materials. CONSTITUTION: The surface of a roll 10 is formed with grooves 18 for working web-like materials, paper in particular. In this case, the grooves 18 are formed using a laser beam 12 generated from a laser source 14, and also using a pressurized gas jet from an aligned conduit for blowing off from the grooves the roll material molten by the laser beam. The depth of the grooves is made 10 mm or less, desirably 3-7 mm. The width of the groove is made maximum 1 mm, desirably 0.3-0.7 mm. As a result, the rolls can be used suitably for working fiber-like materials.
Patent JP-S6452047-A (JP)
Title: Low-carbon cr-mo steel sheet having excellent weld cracking resistance
Inventor: TAKIZAWA KENSABURO
IPC: C22C38/00
Filed: 1987-08-20
Abstract: PURPOSE:To improve the low-temp. crack resistance and stress relief annealing (SR) crack resistance characteristic of a low-carbon Cr-Mo steel sheet having a specific compsn. by controlling the content of Al to a specific value or below and adding Zr at a specific ratio thereto. CONSTITUTION:This titled steel sheet consists, by wt.%, of 0.03-0.12 C, <=1.00 Si, 0.20-0.75 Mn, <=0.020 P, <=0.009 S, 0.05-0.50 Cu and Ni respectively, 0.40-3.50 Cr, 0.20-1.25 Mo 0.0003-0.0015 B, 0.005-0.20 Zr, <0.005 solAl, and the balance Fe. This steel sheet has the strength, toughness, erosion resistance and creep resistance characteristic equiv. to those of the conventional high-carbon Cr-Mo steel sheet; in addition, the steel sheet has the excellent low-temp. crack resistance and SR crack resistance characteristic. The sufficient strength is assured even after SR by the control of the above-mentioned content of Al and the addition of Zr.
Patent JP-H0545306-A (JP)
Title: X-ray analyzing apparatus
Inventor: YAMAMOTO NAOKI
IPC: G01N23/207
Filed: 1991-08-20
Abstract: PURPOSE:To make it possible to detect weak X rays which are distributed in the minute region of a space at high sensitivity by displaying the luminance and the energy information of the X rays obtained with a very minute X-ray-energy detecting piece in correspondnece with the position of the detecting piece. CONSTITUTION:X rays are emitted from an X-ray generator 1 on a sample 3 as a minute X-ray beam 4 through a thin glass pipe 2. Diffracted X rays 5 and the like emitted from the sample 3 are detected with an X-ray detector 6 comprising a detector group 12 (CCD chip) wherein detecting pieces are arranged in two dimensions. The detected two-dimensional information is once stored 8. Then, the image of the information is processed in a computer 9, and the result is displayed 7. A high-speed variable shutter 13 is attached in front of the chip 12. The shutter 13 is set so that the number of number of photons, which are cast into the detecting piece, becomes within several pieces. The chip 12 is brought into direct contact with a cooled copper stage 14. The detector 6 is moved at every specified distance, and the two-dimensional information at each position is stored 8. The image of the information is processed 9, and the results are synthesized into one sheet of the two-dimensional information. The distribution of the diffracted X rays 5 and the like in the entire space is observed.
Patent JP-S5997208-A (JP)
Title: Temperature compensating circuit
Inventor: AKEDA REIZOU
IPC: H03F1/30
Filed: 1982-11-26
Abstract: PURPOSE:To improve the precision of temperature compensation by inserting a semiconductor element group to the feedback loop of an operational amplifier and connecting a resistance between the input terminal of the operational amplifier and the earth. CONSTITUTION:Diode groups D1-Dn are inserted into the feedback loop of an operational amplifier 1. A resistance R is connected between the negative input terminal of the amplifier 1 and the earth. A drop voltage VF of diode groups D1-Dn is superposed to a reference voltage VREF in the output terminal of the amplifier 1. Then, a constant current ID flowed to diode groups D1-Dn stabilizes the bias point, and only a drop voltage variation due to temperature change is taken out, and thus, high-linearity temperature compensation is possible.
Patent JP-H0759614-A (JP)
Title: Reinforcing structure of knapsack
Inventor: TERADA ICHIRO
IPC: A45C13/36
Filed: 1993-08-23
Abstract: PURPOSE:To completely change reinforcement of a knapsack and method of design addition and to use a reinforcing tape sewen in a part weak in strength of the edge part of a part opened by a zipper and the end part of a pocket part also as a member for improving design performance even if it is the same cloth as that of a sack CONSTITUTION:In a structure where a reinforcing tape 1 is sewen on the periphery of an opening part required to be opened and closed and the periphery of a handle part, especilly a part for reinforcing the edge part, the color of the reinforcing tape is made different from that of the whole of a knapsack 5, and further design characters are printed on the reinforcing tape 1.
Patent JP-S6450021-A (JP)
Title: Electrode substrate for liquid crystal display panel and its production
Inventor: ICHIKAWA RINJIRO
IPC: G09F9/35
Filed: 1987-08-20
Abstract: PURPOSE:To provide all of the characteristics required for a base which supports transparent electrodes to the base by laminating and integrating the laminates of gas permeation resistant synthetic resin film layers and crosslinkable resin cured matter layers via an adhesive agent layer in such a manner that the surfaces of the respective gas permeation resistant synthetic resin film layers face each other. CONSTITUTION:This substrate has the constitution laminated and integrated with the laminates 3 of the gas permeation resistant synthetic resin film layers 1 and the crosslinkable resin cured matter layers 2 in such a manner that the surfaces of the respective gas permeation resistant synthetic resin film layers 1, 1 face each other. All of the characteristics required for the base which supports the transparent electrodes, i.e., optical isotropy, gas permeation resistance, moisture permeation resistance, thin film formability, non-colorability, high surface hardness and org. chemical resistance are thereby satisfied.
Patent JP-H0755602-A (JP)
Title: Magnetostrictive measuring shaft
Inventor: SHINOHARA MIKIYA
IPC: B23K10/02
Filed: 1993-08-23
Abstract: PURPOSE:To manufacture, by high frequency quenching, a magnetostrictive measuring shaft having the torque detecting sensitivity equal to a magnetostrictive measuring shaft manufactured by carburizing quenching. CONSTITUTION:In a magnetostrictive measuring shaft 1 obtained by using a steel shaft material 6 consisting of a carbon steel or alloy steel as a base, and metallurgically fusing a FeAl alloy layer 2 to a magnetostrictive measuring part on the outer circumference in a band form with a thickness not more than 3mm the steel shaft material 6 contains 0.25wt.% or more of C, and the FeAl alloy layer 2 has an Al content of 10-16wt.% and a C content not more than 0.05+(7/6)X(Al(wt.%)-10)wt.%.
Patent JP-H0763181-A (JP)
Title: Compressor
Inventor: YAMADA KIYOHIRO
IPC: F04C27/00
Filed: 1993-08-23
Abstract: PURPOSE:To provide a scroll type compressor in which peeling off resistance and abrasion resistance of a plate layer, which is formed on one of a fixed scroll and a movable scroll in a scroll type compressor, can be improved. CONSTITUTION:An inside plated layer 18 made of nickel/phosphorus (Ni/P) alloy, which is excellent in adhesiveness with a base material, is formed on a base material surface of an aluminum alloy movable scroll 7. An outside plated layer 19 made of nickel/boron (Ni/B) alloy, which is excellent in adhesiveness with the plated layer 18 and has hardness greater than the plated layer, is formed on the surface of the inside plated layer 18.
Patent JP-H0495115-A (JP)
Title: Information processor and battery used for the same
Inventor: SUZUKI KATSUTOSHI
IPC: G06F1/26
Filed: 1990-08-08
Abstract: PURPOSE:To reduce the volume and the weight of a main body itself by providing a floppy driving device with a power interface circuit for which power can be supplied by the user of a battery. CONSTITUTION:The floppy driving device 5 is provided with a seal lead battery detecting circuit 27 which detects the insertion of a seal lead battery 18, and a power interface circuit 16 is provided; and when the seal lead battery 18 is inserted to an insertion hole 12, the codes such as characters inputted from an input device 2 and document data of edited results are backed up even if a power switch 15 of the main body is turned off. Since the seal lead battery 18 which has the same capacity as a dry cell or a nickel-cadmium battery but is lighter in weight can be inserted to the floppy driving device 5 and the device 5 is used for power supply and floppy disk insertion in such a manner, the volume of the weight of a Japanese-language word processor main body itself are reduced.
Patent JP-H0544474-A (JP)
Title: Exhaust control device of two cycle engine
Inventor: NAKAYAMA YOICHI
IPC: F02B27/06
Filed: 1991-08-20
Abstract: PURPOSE:To improve output farther in an engine rotational speed range which is widely extending from a low rotational speed range across a high speed rotational speed range, while simplifying the structure by changing both an exhaust pipe capacity and exhaust timing according to each rotational speed range of an engine. CONSTITUTION:The exhaust control device of a two cycle engine is provided with a sub-chamber for varying the capacity of an exhaust pipe arranged on a cylinder block side surface, a passage 13 communicated with the sub-chamber and an exhaust passage 12, and a first sub-exhaust port 6 whose one end is opened to the cylinder 4 circumference surface provided above a main exhaust hole 5, and whose other end is communicated with the passage 13. Also, the device is provided with a second sub-exhaust port 14 whose one end is opened to the passage 13, and whose other end is communicated with the downstream side of the exhaust passage 12, and a first hole 21 which is supported rotatably at a position where the first and second sub-exhaust ports 6, 14 are communicated with the passage 13, and by which the sub-chamber and the exhaust passage 12 are mutually communicated. Furthermore, it is provided with a cylindrical shaped valve 20 having a second hole 22 by which the first and second sub-exhaust ports 6, 14 are mutually communicated.
Patent JP-H0654896-A (JP)
Title: Processing device for suture yarn for operation
Inventor: NAKAMURA SABURO
IPC: D02G3/44
Filed: 1992-08-04
Abstract: PURPOSE:To provide the processing device for suture yarn for operation which can be reduced in size, simplifies operations and stages and can continuously, efficiently and inexpensively produce the suture yarn having a hardened end without degrading a working environment. CONSTITUTION:A suture yarn traveling area 2 is formed between a letting off means A and a tension adjusting means B and a heating means C having a heating element C 5 which can be divided is provided within the traveling area 2. While the letting off means A is intermittently driven, a cutting means D is provided on the downstream side of the tension adjusting means B.