baber/WOPTO huggingface dataset:
Patent JP-H1135379-A (JP)
Title: Production of calcium phosphate ceramic porous compact
Inventor: KUBOTA YUKIO
IPC: C04B35/66
Filed: 1997-07-15
Abstract: PROBLEM TO BE SOLVED: To produce a calcium phosphate ceramic porous compact by a simple process. SOLUTION: Calcium phosphate ceramic powder is compressed under 5-50 MPa pressure to form a green compact. The calcium phosphate ceramic is then heated to 650-900  deg.C by impressing pulsating voltage on the green compact to produce the objective calcium phosphae ceramic porous compact having 35-80% relative density.
Patent JP-H0794000-A (JP)
Title: Nonvolatile memory
Inventor: NEGISHI KATSUO
IPC: G11C16/02
Filed: 1993-09-22
Abstract: PURPOSE:To easily perform the detailed analysis of the title memory on the basis of fluid data by a method wherein, independently of a main-body memory region, a fluid-data storage region which can be accessed selectively is installed. CONSTITUTION:When an enable signal is input to a test terminal 5, a memory 2 for fluid-data storage is selected by a control circuit 6, an address which is generated by an address decoder 4 is selected, and the read-out action, the write action, the erasure action and the like of fluid data in a test operation can be executed on the memory 2 by receiving a signal generated by a control circuit 3. Then, various kinds of fluid data can be stored. For example, after a sample has been shipped, it is returned and its defect is analyzed. In this case, detailed information to know the production process of the defective sample is read out from a memory region and, devices having the same information can be subdivided.
Patent JP-S61115902-A (JP)
Title: Process and apparatus for producing spherical polymer
Inventor: NOGUCHI HIROSHI
IPC: C08F2/00
Filed: 1984-11-12
Abstract: PURPOSE:To obtain in high yields a spherical polymer having a desired particle diameter and uniformity and being suitable as a carrier for, e.g., catalysts, by introducing a monomer solution through finely vibrating fine tubes into a dispersing medium of the same density as that of the monomer solution and polymerizing the monomer by heating. CONSTITUTION:A monomer solution is obtained by mixing 100pts.wt. monovinyl monomer such as styrene with 5-600pts.wt. crosslinking monomer comprising a divinyl monomer (e.g., divinyl-benzene), 50-300pts.wt. diluent (e.g., chloroparaffin) and a polymerization initiator. This monomer solution is fed through a feed pipe 4 to a monomer storage tank 1 and passed through a pipe 5 to a monomer solution discharge tank (injection solution tank) 2 provided with fine tubes 7 of an inside diameter of 0.1-0.6mm on the bottom. While the tips of the fine tubes 7 are being horizontally vibrated at an amplitude <=1mm by vibrating the tank 2 by a vibration generator (e.g., vibrator) 6, the monomer solution is introduced dropwise at a speed of 40-200cm/ sec into a polymerization tank 3 containing a dispersing medium containing a hot aqueous solution of, e.g., PVA and having a density adjusted to that of the monomer solution or near by the addition of, e.g., NaCl and polymerized by heating by a heater 9.
Patent JP-H11121840-A (JP)
Title: Multi-channel three stage optical fiber amplifier
Inventor: IN SHUEI
IPC: H01S3/06
Filed: 1998-08-24
Abstract: PROBLEM TO BE SOLVED: To remove natural discharge noise, to improve S/N, to control a gain and to stabilize amplification by amplifying inputted multi-channel multiplex signal light, flattening the gain in accordance with respective channels and amplifying signal light which is gain-flattened. SOLUTION: A multi-channel optical fiber amplifier is composed of a primary amplification part 100, a gain flattening part 110 and a secondary amplification part 120. Multiplex signal light passes through a first wavelength division/ multiplex coupler 104, travels in the same direction and is amplified to the high gain by an excited first erbium doping optical fiber (E) 106. Different signals by individual channels are outputted from an optical wavelength demultiplexer 112 through the different optical fibers and they are inputted to EDF parts 114a-n of different lengths. Since different damages occur in the signals, the gains by individual channels are flattened and signal light is multiplexed and transmitted in a multiplexer 116. Signal light is amplified again through second EDF 122 so that the high gain is obtained.
Patent JP-S6297389-A (JP)
Title: Semiconductor laser
Inventor: UENO SHINSUKE
IPC: H01S5/00
Filed: 1985-10-23
Abstract: PURPOSE:To provide a semiconductor laser characterized by the generation of stable self-exciting vibration, low noise characteristics, controllability, which maintains lateral basic mode oscillation and reproducibility, by utilizing the synergetic effect caused by a specified constitution. CONSTITUTION:An N-type Al0.15Ga0.85As active layer 12 is held by an N<+> type Al0.45 Ga0.55As first clad layer 11 and a P<-> type Al0.4Ga0.6As clad layer 13, which comprise a material, whose band gap is broader than that of the layer 12. A semiconductor laser has a multilayer structure comprising a double heterojunction semiconductor crystal. In the active layer 12, stripe shaped carrier injected regions (Zn diffused region) 17 and 18 are provided. Absorbing regions 19 and 20 include said regions 17 and 18 in the vertical direction and have the effective refractive index distribution and the broader width than the regions 17 and 18. The regions 19 and 20 absorb carriers, which are laterally diffused from the active region. This region is the active layer 12 beneath the carrier injection regions 17 and 18. The absorbing regions located at the lower outside part of the carrier injecting regions 17 and 18 in the active layer and at a part of the lower inside region of above described refractive index distribution. The band gap of the regions 19 and 20 is smaller than the active region 12, and the carrier life is shorter than that in the active region 12.
Patent JP-H03100180-A (JP)
Title: Production of plated and painted steel plate having excellent corrosion resistance at end face
Inventor: KANAI HIROSHI
IPC: C23C22/28
Filed: 1989-09-14
Abstract: PURPOSE:To produce the plated and painted steel plate having the excellent corrosion resistance at end faces by applying a chromate treating liquid on the surface of the steel plate coated with alloyed zinc by galvanization or electroplating with zinc-nickel alloy and drying the coating, then applying paint thereon and baking the paint. CONSTITUTION:The chromate treating liquid is applied on the surface of the steel plate coated with alloyed zinc by galvanization or electroplating with zinc-nickel alloy and is dried without rinsing to form the film. The above-mentioned chromate treating liquid consists preferably of the compsn. contg. a hexad chromium ion, tervalent chromium ion and phosphoric acid ion and further contg. at least either of silica or org. high polymer resin. The coated amt. thereof is adequately about 2 to 500mg/m<2> in terms of total chromium weight. The primer paint is thereafter applied at need on the above-mentioned film and is baked, following which the paint of a polyester system, acrylic system or the like is applied thereon and is baked. The plated and painted steel plate having the excellent corrosion resistance at the end faces is obtd. in this way without impairing the other performances, such as workability and adhesive property.
Patent JP-H0980065-A (JP)
Title: Rotational speed sensor and bearing unit
Inventor: TAWARA HIDEO
IPC: G01P3/488
Filed: 1995-09-14
Abstract: PROBLEM TO BE SOLVED: To facilitate manufacture of an inexpensive rotational speed sensor which can produce high output by utilizing an annular space effectively. SOLUTION: An electromagnetic pickup 1 facing the sensing rotor 12 of a gear comprises an annular pole piece 2 having L-shaped cross-section, an annular permanent magnet 3 having a pole face at one end thereof abutting against the flange 2b of pole piece 2, a ferromagnetic cover 6 providing a return path of flux along with a coil 5 wound around the tubular part of pole piece 2, and a resin member 9 for securing them. Protrusions and recesses 2c, 2d and 12a, 12b are faced each other so that the coupling of flux is strengthened and weakened through rotation of rotor over the entire region of a ring. The pole piece 2 can be machined easily and the rotational speed sensor can be assembled without requiring severe accuracy while enhancing the output.
Patent JP-H0681987-A (JP)
Title: Clamp type pipe coupling device
Inventor: TAKAHASHI CHUYA
IPC: F16L23/036
Filed: 1992-09-04
Abstract: PURPOSE:To perform simultaneous operation of a plurality of clamp levers by moving a plurality of fastening screws as well as rotating a plurality of drive screw simultaneously by means of a drive means having a single rotation function through a drive force transmitting means and a plurality of drive screw rotating means. CONSTITUTION:One pipe 1 provide at its pipe end with a support flange 1A and the other pipe 2 are mutually coupled. In this case, a support member 4 is fixedly mounted on the outer periphery of the end part of the other pipe 2. A plurality of drive screws 11 are rotatably supported to the support member 4 and a drive power source is juxtaposed. A rotation power from a drive ower source is transmitted to a drive force transmitting means and each drive screw 11 is rotated by means of a drive screw rotatiting means 11. Further, each fastening screw 12 is joined in a screwed-in state with each drive screw 11. Meanwhile, a plurality of clamp lever 21 are connected to the front ends of respective fastening screws 12 and arranged to the front end of the support member 4 and a separable flange press part 23 is disposed at one end thereof and to the support flage 1A.
Patent JP-2001058172-A (JP)
Title: Method and apparatus for treating solid organic waste
Inventor: HIRAOKA RYUZO
IPC: B09B3/00
Filed: 1999-08-24
Abstract: PROBLEM TO BE SOLVED: To certainly treat solid org. waste such as leftover rice or the like without generating a malodor or the like. SOLUTION: A treatment apparatus for solid org. waste is equipped with a grinder 2 for grinding solid org. waste such as leftover rice or the like and adding an alkali agent thereto, a pump 4 raising the ground matter from the grinder 2 to predetermined pressure, a heater 5 heating the ground matter raised in pressure to liquefy the same by hydrothermal reaction, a depressurizing apparatus 7 for depressurizing the liquefied matter from the heater 5 and an oxidizing heater 8 for supplying oxidizing gas to the depressurized liquefied matter to subject org. matter to wet oxidative decomposition by oxidizing reaction.
Patent JP-H1061260-A (JP)
Title: Tent type simple building and joint element used for building thereof
Inventor: SAITO NORIMOTO
IPC: E04H15/34
Filed: 1996-08-20
Abstract: PROBLEM TO BE SOLVED: To correspond to usage for a prolonged term in a certain extent while simplifying assembly and separation. SOLUTION: Engaging means with rod-shaped cylindrical bodies 14 are installed to a plurality of cylinder receivers disposed to the joining sections of the cylindrical bodies 14 and set so as to cover the end sections of the cylindrical bodies 14, and used as joint elements 20. A sheet 40 is stretched on at least a part of a framework 12 assembled by the joint elements 20 and the cylindrical bodies 14, and the sheet 40 and the framework 12 are fixed by engaging tools, thus manufacturing the tent type simple building.
Patent JP-H03166115-A (JP)
Title: Scraping device to clean conveyor belt
Inventor: ARUBERUTO RAPEN
IPC: B65G45/16
Filed: 1990-09-10
Abstract: PURPOSE: To prevent damage to a belt and attain simple assembly and downsizing by elastically-supporting a stripping arm on a bearing axis or a holding bracket, and arranging an arranging axis-parallel pivot axis for the stripping arm above the bearing axis. CONSTITUTION: A stripping arm 4 is elastically-supporting on a bearing axis 2 disposed over a belt width under a conveyor belt 1 by a roof type holding bracket 3. Namely, an axis-parallel pivot axis 7 for the stripping arm 4 is arranged above the bearing axis 2, and it is supported so as not to turn against a supporting side wall 8 formed at the holding bracket 3.
Patent JP-H0288478-A (JP)
Title: Method and device for impregnating treatment of concrete
Inventor: SAKAI YOSHIFUMI
IPC: C04B41/60
Filed: 1988-09-21
Abstract: PURPOSE:To efficiently impregnate into the concrete construction in a short time by decompressing the concrete surface and supplying liquid treatment agent to be impregnated into concrete. CONSTITUTION:An evacuation sucking surface 2 is disposed on the concrete surface 1 and the vacuum sucking surface 2 is connected with a vacuum pump 3 through a valve 4. The vacuum pump 3 is put into operation and a valve 4 is opened to decompress the vacuum sucking surface 2. Then, the valve 4 is closed and a vale 7 is opened to supply the liquid treating agent, such as silane compound aqueous solution, from a tank 5 through a supply passage 6 to the concrete surface to be impregnated.
Patent JP-S6452140-A (JP)
Title: Silver halide photographic sensitive material having antihalation coating
Inventor: SUGITA HIROSHI
IPC: G03C1/83
Filed: 1987-09-24
Abstract: PURPOSE:To obtain satisfactory antihalation effect of a silver halide photographic sensitive material by coating a surface of a silver halide emulsion layer different from the surface to which said emulsion is applied with an antihalation coating contg. an anionic dye and a cationic dye using a copolymer as binder. CONSTITUTION:A silver halide emulsion layer is formed on a base body, and a surface of the emulsion layer different from the surface to which said emulsion is applied is covered with an antihalation coating using a copolymer consisting of methacrylic acid and methacrylic ester as binder. Said antihalation coating contains an anionic dye and a cationic dye as light absorbing dye, and the molar ratio of said anionic dye to the cationic dye is regulated to 1:0.1-1:10. The anionic dye is, for example, a compd. expressed by formula I, etc., and the cationic dye is, for example, a compd. expressed by formula II, etc. A picture image having high resolution and high precision is obtd. without generating cracks in the antihalation coating even at a temp. generating dew drops.
Patent JP-2000062956-A (JP)
Title: Loading device
Inventor: SHIMADA MUNEAKI
IPC: B65G57/30
Filed: 1998-08-24
Abstract: PROBLEM TO BE SOLVED: To stack plate-shaped articles in a mutually stable condition. SOLUTION: A transferring means 2 is provided which transfers a fed plate- shaped article and places it at a prescribed position through an inhibiting body 12 extending above. Both a left-hand thread lift body 16 and a right-hand thread lift body 18 are formed for rotation, so that an article on the transferring means 2 which engages with both of them at the edge parts is raised. The raised article pushes up a preceding article supported at the top ends of both of them, and is supported at the top ends of both of them. The raised article is disposed under the preceding article in a stacking condition.  It is thus possible to dispose a plurality of a articles in a stacked condition with high stability and without a plurality of articles being out of position by a stacking device 14 having a simple structure and capable of being manufactured at low cost, thereby facilitating the next process for a plurality of stacked articles.
Patent JP-S61116959-A (JP)
Title: Single-phase semiconductor motor
Inventor: BAN ITSUKI
IPC: H02P6/26
Filed: 1984-11-13
Abstract: PURPOSE:To reduce Joule loss and improve efficiency, by generating complex torque due to a magnet rotor and a magnetic substance rotor, and by arranging the torque due to the magnetic substance rotor at the peak when the torque due to the magnet rotor is zero. CONSTITUTION:A rotary shaft 1 is supported by bearings 1a, 1b to be freely rotated, and is fitted on a cylindrical supporting unit 3 set in a main unit 2. A fixed armature 4 is press-fixed to the cylindrical supporting unit 3, and the unit 3 is formed with salient poles 5a-6d and armature coils 7a-7d. And a magnet rotor 8 is formed with magnetic poles at the opening angle of 90 deg. and is fixed inside a cup-formed soft iron rotor 9. And inside the rotor 9, the outside of a ring-formed magnetic substance rotor 10 forming salient poles 10a-10d inside is fixed. And the position of the magnet rotor 8 is detected by a hole IC11. And when the torque of the magnet rotor 8 is zero, then, the torque of the magnetic substance rotor 10 is set at the peak and sufficient torque is generated, and poor starting can be avoided.
Patent JP-2000068990-A (JP)
Title: Receiver and reception processing method
Inventor: KUBONO FUMIO
IPC: H04L7/027
Filed: 1998-08-24
Abstract: PROBLEM TO BE SOLVED: To provide a reception processing method where a phase component included in a reception signal is quickly traced and to provide a receiver that stands the phase component of the received signal. SOLUTION: The receiver is provided with a reception signal storage section 1 that stores received signals of a prescribed period, a correlation calculation section 2 that calculates correlation between a received signal stored in the reception signal storage section and an ideal waveform, a count section 3 that varies a period within a prescribed range centered at a period of the ideal waveform, and a discrimination section 4 that stores a correlation value at a point of time when the value of correlation calculated by the correlation calculation section 2 is a prescribed value or over and a count by the count section 3, adjusts a count period based on the count stored in a prescribed timing of the count section 3, confirms a data output based on the stored correlation and outputs a clock in a prescribed timing.
Patent JP-H0284761-A (JP)
Title: Reference voltage generating circuit
Inventor: TAKADA TADAHIDE
IPC: G05F3/24
Filed: 1988-09-21
Abstract: PURPOSE:To make a designed reference voltage generating circuit hardly affected by the fluctuation in the manufacturing process by a method wherein a high resistant element, a gate and a drain are common-connected between the first and the second power supply terminals as well as a plurality of MISFETs common-connected to a substrate and a source are respectively series- connected. CONSTITUTION:A high resistant element 1, a gate and a drain are common- connected between the first and the second power supply terminals as well as a plurality of MISFETs 2-4 common-connected to a substrate and a source are respectively series-connected. The series-connection are successively performed assuming the high resistant element 1 and the drain of the first MISFET 2 out of the MISFETs 2-4 as the first connecting point N1 while the source of the first MISFET 2 and the drain of the second MISFET 3 as the second connecting point N2. For example, the high resistant element 1 and the N type MISFETs 2-4 are series-connected between a power supply terminal Vcc and a ground terminal and moreover all the N type MISFETs 2-4 are common-connected respectively to the gate and the drain as well as the substrate and the source.
Patent JP-S6298361-A (JP)
Title: Photoconductive body
Inventor: AKIYAMA KOJI
IPC: H01L31/08
Filed: 1985-10-25
Abstract: PURPOSE:To reduce a dark current and an operating voltage of the photoconductive body by sticking the 1st layer composed of a film contg. a noncrystalline silicon, etc., as a main component to the 2nd layer composed of a film comprising a germanium carbide contg. an atom belonging to the group IIIb atoms of the periodic table as the main component. CONSTITUTION:The 1st layer comprises the film composed of the non-crystalline silicon contg. a hydrogen atom or a halogen atom, the film composed of the non-crystalline silicon and germanium, or the film composed of the non- crystalline germanium as the main component respectively. The 2nd layer comprises the film composed of the germanium carbide contg. the atom belonging to the group IIIb atoms of the periodic table, such as the boron or the aluminum atom as the main component. The titled body is obtd. by sticking the 1st layer and the 2nd layer at an interface thereof. Thus, as the atom belonging to the group IIIb atoms of the periodic table is incorporated, the titled body having the low dark current and the low operating voltage is obtd. The titled body may be used for a electrophotographic sensitive body or a image pickup device.
Patent JP-H0655308-A (JP)
Title: Loading device
Inventor: ITO MASAMICHI
IPC: B23B15/00
Filed: 1992-08-13
Abstract: PURPOSE:To provide a loading device which is effective when the obverse and reverse surfaces of a work is machined successively by reversing the work which is short relatively in axial direction as compared with its diameter. CONSTITUTION:A second arm 15 is provided movably in vertical direction on the side surface of a vertically movable first arm 11 provided on a carrier 6 movable along a horizontal beam 5, a second work hand 17 is installed swingably by 180 deg. at the bottom of the second arm 15 to transfer-hold a work between the first work hand 13 and the second work hand 17 by a swing of 180 deg. of a gripper 18 offset from the swing center of the work hand and the vertical movement of the second arm over the first arm.
Patent JP-S6480194-A (JP)
Title: Check device for picture signal decoder
Inventor: MIHASHI KAORU
IPC: H04N19/587
Filed: 1987-09-21
Abstract: PURPOSE:To allow one set of monitor to compare an original picture and a processed picture simultaneously by providing an interpolation circuit applying interpolation in matching with each interleaving rate, a screen division circuit and a selector using plural interpolated picture from interpolation circuits so as to replace it into a decoded picture and displaying the original picture and the processed picture onto an optional part. CONSTITUTION:An interpolation circuit 1 has an interpolation circuit corresponding to 4 kinds or interleaving/interpolation methods and outputs interpolated pictures 52, 53, 54, 55 to a selector 2. A screen division signal 61 changes the value m1 from a switch SW1 in the unit of lines and sets the area reproduced by the original picture optionally. A selector 5 uses the screen division signal 61 to output a value m2 at high level and outputs a mode signal 51 at a low level and the result is decoded into a mode signal 57 and given to the selector 2. The selector 2 uses the decoding mode signal 57 so as to switch 4 kinds of interpolation pictures 52-55 from the interpolation circuit 1 and monitors and displays the output signal 56. Thus, both the original picture and the processed picture are observed altogether.
Patent JP-H1083054-A (JP)
Title: Film leading edge take-out device for cartridge
Inventor: KAMEOKA MASANAO
IPC: G03D13/00
Filed: 1996-09-09
Abstract: PROBLEM TO BE SOLVED: To provide a leading edge take-out device constituted so that the leading edge of a film taken up in a cartridge is automatically surely taken out. SOLUTION: Both sides of a case 1 are provided with a pair of holder arms 13 elastically interposing the cartridge P from both ends on the front surface of the case 1. Then, a leading edge take-out plate 19 is freely slidably inserted in a guide groove 18 opened on the front surface of the case 1. Besides, the lower part of the top end of the plate 19 is provided with a guide plate 21 introducing the drawing-in film to the inside of the groove 18. Then, the cartridge P is set between the tip parts of the arms 13 and a motor 24 set in the case 1 is driven in a state where the plates 19 and 21 are inserted inside from the film gateway port of the cartridge P so as to move the plate 19 forward and backward by the actuation of a crank mechanism.  When the plate 19 is moved backward, the film is drawn out by the engagement of a projection formed on the plate 19 and the perforations of the film. Besides, when the leading edge of the film is detected by a film leading edge detection sensor PH1 arranged in the case 1, the motor 24 is stopped.
Patent JP-S60129373-A (JP)
Inventor: TOMITA TSUTOMU
IPC: E04H7/06
Filed: 1983-12-19
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。