baber/WOPTO huggingface dataset:
Patent JP-S57171311-A (JP)
Title: Mouthpiece sticking method for tube member of endoscope
Inventor: KOMATA KATSUMI
IPC: G02B23/24
Filed: 1981-04-15
Abstract: PURPOSE:To perform the sticking of a mouthpiece with its inner diameter set equal to or larger than a tube member plus its outer diameter decreased, by sticking the mouthpiece at a desired position without changing the outer diameter of the tube member like a blade, etc. CONSTITUTION:Mouthpiece pipes 33 and 34 are attached to the inner and outer sides of a tip 20a of a blade 20. At the same time, a core metal 40 is put into the inside pipe 33, and then a drawing stage is applied to the outer pipe 34 to reduce the diameter of the pipe 34. Thus the tip 20a is held between the pipes 33 and 34. Meanwhile the pipes 33 and 34 are stuck to form a tip mouthpiece 31. For the drawing stage, two dice type molds 50 and 51 are pressed toward arrows 52a and 52b respectively, and then the pipe 34 is pressed from all directions to be calked.
Patent JP-H08225135-A (JP)
Title: Screw type sediment conveyer
Inventor: TODAKA HITOSHI
IPC: B65G65/38
Filed: 1995-02-21
Abstract: PURPOSE: To achieve a screw type sediment conveyer which is excellent in reliability, economical efficiency and reduction of size by preventing a drag phenomenon of a material to be conveyed and simplifying a drag preventing means. CONSTITUTION: Plural nozzles 4 for spraying high pressure air from a high pressure air piping 3 arranged parallel to a casing 1 through plural through holes disposed at equal spaces on the casing 1 toward the space between screw blades 03 inside the casing 1 are provided on the outside of the casing 1.
Patent JP-S53141254-A (JP)
Title: 2-aminotetrain derivatives
Inventor: ISODA YOSHIO
IPC: A61K31/357
Filed: 1977-05-17
Abstract: PURPOSE: 2-Aminotetralin I (R 1 , 2  are H or alkoxy; R 1  together with R 2  form alkylenedioxy; R 3  is H, alkyl or cycloalkyl; R 4-6  are H, alkoxy, OH, alkyl or halogen; two of R 4-6  may form alkylenedioxy; A is alkylene which may have O atom), e.g. N-ethyl-N-[4-(3,4-dimethoxybenzoyloxy)butyl] -1,2,3,4-tetrahydro2-naphthylamine , hydrochloride. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-S55150265-A (JP)
Title: Flat type diode with pressing force strengthening mechanism
Inventor: MURAOKA KIMIHIRO
IPC: H01L21/52
Filed: 1979-05-11
Abstract: PURPOSE:To uniformly press both an effective region for rectifying and a pressing force strengthening area formed with an insulating film for not rectifying by isolating one diode wafer to form both the regions and containing them in a flat seal. CONSTITUTION:An SiO2 film 11 is formed on the n<+>-type layer of an pnn<+>silicon wafer 10, Au is diffused in the p-type layer, and then W reinforcing electrode 14 is secured via solder 13 containing mainly aluminum. An opening A' is perforated at the film 11, and an aluminum electrode 12 is selectively formed with regions A and B. The regions C, D are sandblasted to be isolated, and surface stabilizing treatment is chemically executed at the exposed junction portion, and a protective film 15 is coated thereon. The region B becomes an insulated pressing force strengthening area. According to this configuration, a flat type SCR and a diode can be, for example, connected in anti-parallel manner and both elements can be simultaneously pressed in parallel. Therefore, it can reduce the floating inductance and since it can freely select the capacity of the diode, it can improve the utility of the SCR.
Patent JP-H08252653-A (JP)
Title: Continuous manufacturing method for thin steel sheet
Inventor: TAKAHASHI MASANORI
IPC: B21B1/46
Filed: 1995-03-16
Abstract: PURPOSE: To provide a continuous manufacturing method for a thin steel sheet capable of completely pressing the porosity generated in the continuously cast thin slab. CONSTITUTION: In a continuous manufacturing method of a thin steel sheet to press the porosity present in the slab, a continuously cost thin slab detached from a casting roll is hot rolled with the draft to satisfy the inequality r>=(2.74×10<-5> T<2> -6.88×10<-2> T+43.55) (t0 /w0 )...(I) using one set or a plurality sets of rolling rolls arranged at downstream side,where (r) is the draft = (h0 -h1 )/h0 , T is the rolling temperature ( deg.C), t0 is the maximum diameter (μm) of the porosity in the thickness direction of the slab, h0 is the thickness (mm) before rolling, and h1 is the thickness (mm) after rolling.
Patent JP-H03259441-A (JP)
Title: Recording and reproducing method and recording and reproducing device
Inventor: TAKANASHI RYOYU
IPC: G03G15/05
Filed: 1990-03-08
Abstract: PURPOSE:To record, reproduce, stably and securely hold high density picture information, etc., by irradiating a photoconductor with electromagnetic radiant information such as an optical image, etc., recording the information in causing a change of the polarization state of a high polymer ferroelectric substance and reproducing the recorded information in irradiating the high polymer ferroelectric substance with electromagnetic radiation such as reference light, etc. CONSTITUTION:A fixed voltage is impressed upon both electrodes (films) of the photoconductor 3 and the high polymer ferroelectric substance 2, which are formed on their surfaces with an electrode or an electrode film respectively, and hence an electric field is generated between the photoconductor 3 and the high polymer ferroelectric substance 2. Then, the photoconductor 3 is irradiated with the electromagnetic radiant information such as an optical image, etc., to cause a change of the polarization state of the high polymer ferroelectric substance 2, so that information is recorded on the high polymer ferroelectric substance 2. And, the high polymer ferroelectric substance 2 is irradiated with the electromagnetic radiation such as reference light, etc., so that the information is reproduced. By this method, picture information, etc., of high density can be recorded and reproduced by utilizing a ferroelectric high polymer film.
Patent JP-H11166128-A (JP)
Title: Pigment mixture and its production
Inventor: URBAN MANFRED
IPC: C09K23/32
Filed: 1998-03-09
Abstract: PROBLEM TO BE SOLVED: To obtain a pigment mixture having excellent coloring properties and rheological properties by mixing an organic pigment with a pigment dispersant being a specified perylene compound. SOLUTION: The pigment composition comprises the following components A and B: (A) at least one organic pigment selected from the group consisting of perylene, perinone, quinacridone, azo, benzimidazolon, anthraquinone and anthanthrone pigments; and (B) at least one pigment dispersant represented by the formula (wherein R<1> is a hydrogen atom, hydroxyl, amino, or a 1-8C alkyl which may be substituted with 1-4 chlorine or bromine atoms, phenyl groups, cyano groups, hydroxyl groups or the like; R<2> and R<3> , which are independent of each other, are each a hydrogen atom, a substituted or unsubstituted or partially fluorinated or perfluorinated 1-20C alkyl or 2-20C alkenyl group; and n is a number of 1-6).
Patent JP-S57172769-A (JP)
Title: Manufacture of inp insulating gate-type field effect transistor
Inventor: YAMAMOTO TAKAO
IPC: H01L29/78
Filed: 1981-04-17
Abstract: PURPOSE:To obtain a gate insulating film having superior interface characteristics by a method wherein an InP positive oxide film formed in a mixed liquid of an acidic aqueous solution or a basic aqueous solution and a nonaqueous solution adjusting pH to 5-7 is thermally treated in hydrogen or inert gas at 150- 250 deg.C for 5-20min. CONSTITUTION:A P type source and drain regions 2 and 3 are formed by diffusion at the surface layer section of an N type InP substrate 1 and vacuum evaporation is applied to Au-Zn and Au-Su at a part of the regions 2 and 3 and at a part of the rear of the substrate 1 respectively and heat treatment is applied in N2 gas at 400 deg.C for one minute to form ohmic electrodes 5, 6, 8. Next, positive oxidation is done to the surface of an exposed semiconductor layer except the regions of the electrodes 5 and 6 in a mixed solution having a ratio of 1:3 to a 3% tartaric acid aqueous solution forming pH as 5-7 and propylene glycol and a positive oxide film 4 with a predetermined thickness is obtained. After that, heat treatment is done in H2 or N2 gas at 150-250 deg.C for 5-20min to form the film 4 as a gate oxide film and an Au gate electrode 7 is formed on the film 4.
Patent JP-S61225509-A (JP)
Inventor: FURANTSU SHIYORUTSU
IPC: F23J15/02
Filed: 1986-03-17
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-S58174445-A (JP)
Title: Monoazo lake compound and method for coloring using the same
Inventor: NUMA TATSUYA
IPC: C08L51/02
Filed: 1982-04-08
Abstract: NEW MATERIAL:The compound of formula I (M is equivalent amount of Mg, Ca, Ba, Al or Mn). USE:Coloring of organic polymer material such as synthetic resins, synthetic fibers, etc. e.g. PE, PS, polyester, polyacrylonitrile, polyamide, etc., masterbatch coloring, and coloring of printing ink and paint. It colors the object in bright orange color with excellent fastness and heat resistance. PROCESS:The objective compound can be prepared by reacting an azo compound of formula II with a salt of Mg, Ba, Al or Mn. The compound of formula IIis obtained by diazotizing the 2-amino-1,4-benzenedisulfonic acid and coupling with beta-naphthol of formula IV.
Patent JP-S62212896-A (JP)
Inventor: SHIBANO YOSHIZO
IPC: G08G1/0968
Filed: 1986-03-14
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-H06303721-A (JP)
Title: Current feeding circuit
Inventor: BUERUNAA BUUMEN
IPC: H02H9/00
Filed: 1994-03-28
Abstract: PURPOSE: To obtain a current-feeding circuit that is suited for the throwing connection of a load with a capacitive load component, by operating a closing connection current one-limiting circuit depending on a voltage difference between a load and an energy source using a first control circuit. CONSTITUTION: A load 10 can be connected to an energy source via a closing connection current one-limiting circuit 11, and the closing connection current one-limiting circuit 11 has a series circuit that consists of a return flow protection diode 17 and a resistor 18. Then, when plug caps 13 and 14 are connected to an energy source 12, a relatively high closing connection current flows depending on the configuration of an electrical load but the closing connection current one-limiting circuit 11 reduces the closing connection current of the load 10 to a low value where no sparks are generated. Also, a first control circuit 21 compares a voltage that is applied to the load 10 with that of the energy source 12 that is generated at the plug cap 14 and transmits a first operation signal 22 to a switch control part 20 when a voltage difference is at the upper part of a specific threshold, thus obtaining a current-feeding circuit that is suited for the closing connection of a load with a capacitance load constituent.
Patent JP-H01231728-A (JP)
Title: Paper feeder
Inventor: AMANO TOSHIAKI
IPC: B65H3/68
Filed: 1988-03-11
Abstract: PURPOSE:To enable separation and feeding of sheets having different thickness through a single sheet feeder by arranging a laterally movable sheet guide member for selecting first or second sheet separation click corresponding to the type of sheet onto a sheet mount table. CONSTITUTION:When a plain paper is fed, paper guide members 12 are shifted to the opposite outsides such that the corner of the sheet is engaged with a first sheet separation click 6 and the paper is engaged with a paper feed roller 8 and the first paper separation click 6, thus separating and feeding the paper through function of the paper feed roller 8 and the first paper separation click 6. When a postcard is fed, the paper guide members are shifted to the inside and the postcard is set while departing from the first paper separation click 6, thus separating and feeding the postcard sheet by sheet through function of a second separation click 9 and the paper feed roller 8. When the set position of the paper guide member 12 is changed in such a manner, sheets having different thickness can be separated and fed through a single paper feeder.
Patent JP-H11241362-A (JP)
Title: Bearing device
Inventor: AKITA HIDEKI
IPC: E02F3/38
Filed: 1998-02-23
Abstract: PROBLEM TO BE SOLVED: To achieve compactness of a bearing device, and improve assembling workability by rotatably connecting a boss member to a bracket member without using a connection pin. SOLUTION: A lower boom 7, and an upper boom 9 are provided on a work device 6 of a hydraulic back hoe. On a lower boom bracket 18, an installation plate 20 is detachably installed using installation bolts 22, and on an upper boom boss 19, an installation plate 23 is detachably installed using installation bolts 25. A protruded part 24 of the installation plate 23 is slidably fitted into an fitting recess 21 in the installation plate 20, thereby the lower boom 7 and the upper boom 9 are horizontally rotatably connected to each other by a bearing device 17.
Patent JP-H06275101-A (JP)
Title: Lighting reflector, lamp, lighting system and luminaire
Inventor: YONENAGA MAKOTO
IPC: F21V7/09
Filed: 1993-03-17
Abstract: PURPOSE:To form a uniform illuminating pattern on a surface to be illuminated. CONSTITUTION:A lamp 21 comprises a bowl-shaped mirror 23 integrally mounted to a halogen lamp 22. The filament 24 of the halogen lamp 22 is disposed along the axis of the mirror 23. A reflecting surface portion 31 is formed on the interior side of the mirror 23 and divided radially in its circumferential direction at every predetermined dividing angle and divided also along its diameter into a number of concentric steps so as to form a multiple of facets 32. When the dividing angle of the reflecting surface portion 31 is (n) [ deg.] and the diameter of the filament 24 is (d) [mm], the diameter (d) of the filament 24 is equal to or greater than (1/3)(n). The ray of light that the filament 24 emits is reflected by each facet 32 and illuminates a surface to be illuminated at a predetermined illuminating angle, thus forming an illuminating pattern. No radial fringes are therefore produced in the illuminating pattern.
Patent JP-S63223182-A (JP)
Title: Thin film forming device
Inventor: OKABE SHUICHI
IPC: C23C16/44
Filed: 1987-03-12
Abstract: PURPOSE:To uniformize the distribution of the concn. of gaseous raw materials in a retort, by mounting plural pairs of gas nozzle pipes which are paired to face each other on both sides of a central axial line along the inside peripheral face of the retort and supplying and discharging the gases successively to and from each of the respective pairs. CONSTITUTION:The gaseous raw materials are blown from the gas nozzle pipes 20 into the retort 5 heated to a prescribed temp. by heaters 4 to induce a chemical reaction, by which thin films are formed on materials to be treated (not shown). Plural pairs of the gas nozzle pipes 20 paired to face each other on both sides of the central axial line of the retort 5 along the inside peripheral surface of the retort 5 are provided in the above-mentioned film forming device. Many nozzle holes 21 facing the axial central line are bored to the pipes 20 and gas pipes 24 are connected thereto through the holes 23 of a base plate 1. At least a pair of the gas pipes 23 among plural pairs of such gas pipes 24 as well a gas supply pipe 26 and a gas discharge pipe 27 are successively and selectively connected by a gas distributor 25 which is rotated by a motor 28. The concn. distribution of the gaseous raw materials in the retort 5 is thereby uniformized by which the thicknesses of the thin films are uniformized.
Patent JP-S57173851-A (JP)
Title: Electrostatic recording device
Inventor: SAKAI TOSHIO
IPC: G03G15/05
Filed: 1981-04-18
Abstract: PURPOSE:To make a device small in size, and also to execute a recording process at a high speed, by constituting so that a toner layer having charge of the first polarity if formed on a toner carrier, and after that, charge of the polarity being opposite to the first polarity is irradiated in accordance with picture information. CONSTITUTION:When a donor roller 1 functioning as a toner carrier is driven and rotated at a constant speed, a tone layer of suitable thickness is formed by a doctor blade 3 constituting a side plate of a hopper 2, and this toner layer is charged uniformly to the positive polarity. In the center of the tip surface of this donor roller 1, a thin window transmission electronic beam recording tube 4 is provided wo that the scanning direction is horizontal and a window 4a lightly contacts with the toner layer on the circumferential surface of the donor roller, and by a horizontal deflecting electrode 4b, an electronic beam deflected in accordance with a pattern signal based on picture information is made to transmit the window 4a to scan it horizontally, and a charge pattern of the negative polarity corresponding to a picture signal is formed on the toner layer.
Patent JP-S52142055-A (JP)
Title: Preparation of 1,4-dihydroanthraquinones
Inventor: MATSUURA AKIRA
IPC: C07C45/00
Filed: 1976-05-21
Abstract: PURPOSE: 1, 4-Dihydroanthraquinones, useful as raw materials of fine chemicals such as agrichemicals and dyes, are prepared for a short time in high yield by the oxidation of tetrahydroanthraquinones, etc. with molecular oxygen under specific conditions. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-S59184305-A (JP)
Title: Optical cable unit
Inventor: YANAGAWA HISAHARU
IPC: G02B6/44
Filed: 1983-04-04
Abstract: PURPOSE:To prevent an increase of a transmission loss of an optical fiber due to contraction of a pipe by providing an adhesive layer on the surface of a central wire, and forming a structure for covering a unit filling material in a state that a pipe type optical fiber core is detained sufficiently to the central wire. CONSTITUTION:As for an optical cable unit 11, a central wire covering 2 of nylon, etc. is performed to the outside circumference of a tension member such as a stainless steel wire, also a center wire 3 covered with an adhesive layer 12 such as uncrosslinked silicon gel is provided on said covering, and plural lines of pipe type optical fiber cores 4 are twisted on its outside circumference. Each pipe type optical fiber core 4 is stuck and fixed to the surface of the central wire 3, and in its state, the outside circumference of the twisted body of the pipe type optical fiber core 4 is covered with a unit filling material 5 of polyethylene, etc. Such an optical cable unit 11 is capable of suppressing a fact that it is contracted by heat at the time of covering of the unit filling material 5, and capable of preventing a swell of an optical fiber stand 8, because each pipe type optical fiber core 4 is stuck and fixed to the adhesive layer 12 of the surface of the central wire 3.
Patent JP-S56154610-A (JP)
Title: Magnetic compass
Inventor: MORI KENZOU
IPC: G01C17/30
Filed: 1980-05-02
Abstract: PURPOSE:To eliminate a mechanical moving part and to simplify and miniaturize a structure, by a method wherein an exciting coil and an output coil are mounted at a saturable magnetic paths which are positioned so that they meet at right angles with each other in the plane of the horizone. CONSTITUTION:Two saturable magnetic paths 4, 4, which meet at right angles to each other in the plane of the horizone, and coils 3, which have a phase difference of 45 deg. to each other and is excited by means of an alternating current having an amplitude which sufficiently saturates the saturable magnetic paths 4, 4, are provided. An output coil 5, which is common to the two saturable magnetic paths 4, 4, is wound, and an alternating current output, which has 2 times the number of frequencies as many as those of an alternating current energized to a phase angle corresponding to an angle between an earth magnetic field and the direction of the saturable magnetic paths 4, 4, is generated. The direction of the earth magnetic field is detected through the detection of said phase angle.
Patent JP-H03261137-A (JP)
Title: Microwave plasma generator
Inventor: OOTA AKIRA
IPC: H01L21/3065
Filed: 1990-03-12
Abstract: PURPOSE:To form a uniform plasma with a desired density by arranging a plurality of magnets around a cylindrical discharge tube in such a manner that the same poles face one another, and providing one or more microwave input ports in the exposed wall of the discharge tube between the magnets. CONSTITUTION:There are provided a cylindrical discharge tube 1, a plurality of magnets 2 arranged at angular intervals around the discharge tube 1, and one or more microwave input ports 3 formed in the exposed wall of the discharge tube between magnets. The magnets 2 are magnetized along the circumference of the discharge tube 1 in such a manner that their ends with the same pole face one another. Therefore, microwaves introduced through the port 3 are converged near the central portion of the discharge tube by the magnetic effect of the magnets 2 even if the discharge tube has a large diameter. As a result, a dense and uniform plasma is formed in the center of the discharge tube.
Patent JP-H02238587-A (JP)
Title: Preprocessor for character data
Inventor: KATAOKA TATSUFUMI
IPC: G06K9/36
Filed: 1989-03-13
Abstract: PURPOSE:To read checkwriter characters by a character recognizing device by extracting segments which constitute a checkwriter character from image data, increasing the width of the extracted segments, and reconstituting the original characters with the segments which are increased in width. CONSTITUTION:This preprocessor is equipped with a character read part 3 which reads the checkwriter character 2 printed on paper surface 1 and generates image data, a segment extraction part 4 which extracts the segments constituting the checkwriter character from the image data, a segment width increasing part 5 which increases the width of the extracted segments, and a character reconstituting means 6 which reconstitutes the original character with the width-increased segments. The segments constituting the checkwriter character, which is read as the image data by the character read part 3, are extracted by the segment extraction part 4, the segment width increasing part 5 increases the width of the segments, and the character reconstituting means 6 reconstitutes the original character. Consequently, the segments which constitute the character overlap with one another and the checkwriter character is constituted in the same painted-out state with normal characters and can be recognized by an ordinary character recognizing device.
Patent JP-H07241465-A (JP)
Title: Adsorbent and its production
Inventor: KADOWAKI SATORU
IPC: C04B38/00
Filed: 1994-03-02
Abstract: PURPOSE:To produce a high density adsorbent having high adsorbing performance per unit volume and ensuring a small pressure drop. CONSTITUTION:An adsorptive material is pulverized, mixed with a sublimable substance and compacted and then the sublimable substance is sublimed to produce the objective absorbent having many cavities formed by the sublimation. The absorptive material is, e.g. activated carbon fibers and the sublimable substance is, e.g. iodine, camphor or naphthalene.