baber/WOPTO huggingface dataset:
Patent JP-2001181753-A (JP)
Title: Alloy powder for copper series high strength sintered parts
Inventor: KIKUKAWA SHINRI
IPC: C22C1/04
Filed: 1999-12-28
Abstract: PROBLEM TO BE SOLVED: To produce sintered parts in which the hardness and strength of a sintered body are high by providing powder high in hardness and strength in the ranges of not deteriorating its compactibility as the raw material required for producing copper series sliding materials, bearing materials, gear parts, diamond tools or the like. SOLUTION: This copper alloy powder has a composition containing, by weight, 1 to 6% Co, furthermore containing 5 to 12% Sn, and the balance Cu with inevitable impurities and has apparent density of 3.5g/cm3 or less.
Patent JP-2001182018-A (JP)
Title: Soundproof wall
Inventor: MATSUMOTO KENTARO
IPC: E01B19/00
Filed: 1999-12-28
Abstract: PROBLEM TO BE SOLVED: To provide a soundproof wall excellent in see-through performance and excellent in a soundproof effect. SOLUTION: This soundproof wall 20 is formed by alternately and reversibly arranging triangular columnar bodies 22 at prescribed intervals between a noise source 30 and a sound receiving point 32. Here, an opening part of an air passage 28 between the adjacent triangular columnar bodies 22 is obliquely formed so as not to overlap on the noise source 30 side and the sound receiving point 32 side. A triangular columnar body 22 side surface part opposed to the air passage 28 is formed of a sound absorbing member 26. Noise 21 incident on the triangular columnar bodies 22 of the soundproof wall 20 is cut off by the triangular columnar bodies 22, and is checked on arriving at the sound receiving point 32. The noise 21 entering the air passage 28 is absorbed by the sound absorbing member 26 in a front stage of arriving at the sound receiving point 32.  See-through performance on the sound receiving point 32 side and the noise source 30 side is secured by the air passage 28.
Patent JP-2000203920-A (JP)
Title: Production of centrifugally molded concrete
Inventor: YAMATO FUJIO
IPC: C04B24/26
Filed: 1998-12-28
Abstract: PROBLEM TO BE SOLVED: To produce centrifugally molded concrete while remarkably controlling the amount of sludge discharged and the solid content of the sludge. SOLUTION: A polyoxyalkylene (2-3C)-containing polymer is added to fresh concrete containing an aromatic dispersant during or after charging the concrete into a molding flash. The aromatic dispersant is preferably a water-soluble salt of a naphthalenesulfonic acid-formaldehyde condensation product. The polyoxyalklene (2-3C)-containing polymer is preferably a water-soluble copolymer obtained by polymerizing a monomer mixture containing one or more vinyl monomers (a) having 2-300 mol 2-3C oxyalkylene groups added on the average and one or more vinyl monomers (b) having a carboxy, sulfo or amide group.
Patent JP-2000199148-A (JP)
Title: Cloth coming in contact with food, having sliminess or stickiness
Inventor: WASHINO MORIHIKO
IPC: D04B1/14
Filed: 1998-12-28
Abstract: PROBLEM TO BE SOLVED: To prevent particles having sliminess or a component having stickiness from penetrating into the gaps of cloth even when brought into contact with cooked rice having stickiness or fish having sliminess. SOLUTION: In this cloth which comes into contact with a food having sliminess or stickiness, the relationship between a value A of yarn count which represents coarseness of yarn and a value B of yarn density of each yarn which is woven or knitted as cloth satisfy the formula 5 to 6.5<=(B/root A)<=9.5 to 11 (root A represents a square root of A). In experiments foods having stickiness or sliminess are hardly attached to the cloth satisfying the above relationship.
Patent JP-2000198691-A (JP)
Title: Lifter
Inventor: TOKUNAGA KINJIRO
IPC: B66F7/08
Filed: 1998-12-28
Abstract: PROBLEM TO BE SOLVED: To reduce the height of a lifter, and to improve the mechanical efficiency while securing the synchronous characteristic and restricting the deflection of a lifting table by arranging inclined rails in four corners of the lifting table, and simultaneously moving rollers fitted to the lifting table on the rails. SOLUTION: When a shaft 7 is pressed by a cylinder 9, one roller 5 installed in a front and a rear shafts 7, 8 moves upward on an inclined rail 4. The other roller 6 is rolled on a flat rail 2 so as to raise the lifting table 1. The lifting table 1 is floated over a base frame 3 through the roller and the rail. In order to prevent the displacement of the lifting table 1, the roller is provided with a flange 12 as a stopper in the lateral direction. As a stopper in the fore and aft direction, a guide roller 11 or other guide post is provided.
Patent JP-2001191279-A (JP)
Title: Behavior control system, behavior controlling method, and robot device
Inventor: SABE KOTARO
IPC: A63H11/00
Filed: 1999-12-28
Abstract: PROBLEM TO BE SOLVED: To easily realize cooperative behaviors of a plurality of robot devices. SOLUTION: This behavior control system is provided with a plurality of robot devices 1a, 1b, 1c deciding their behavior independently and a personal computer 33 serving as an external client for controlling behavior of the robot devices 1a, 1b, 1c. The personal computer 33 sends commands synchronously to the robot devices 1a, 1b, 1c respectively.
Patent JP-2001164759-A (JP)
Title: Suspended bag for preventing falling of object
Inventor: TOMIYAMA AKIHITO
IPC: E04G21/32
Filed: 1999-12-08
Abstract: PROBLEM TO BE SOLVED: To provide a suspended bag which prevents falling of objects which are used around columns in construction works for preventing workmen's accidents. SOLUTION: Two suspension ropes 6 are attached to a half-circle opening of metal caps 2 arranged with joints 5, and the remaining half-circle are divided into two pieces and each portion is provided at the outer side with a hook-and- loop tape male part 3 and a hook-and-loop tape female 4 part.
Patent JP-2000169612-A (JP)
Title: Biodegradable resin open-cell foam and its production
Inventor: NAKAMURA SHINYA
IPC: C08L101/16
Filed: 1998-12-08
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing a biodegradable resin foam having a high foaming ratio and capable of being degraded under composting environments and capable of being photo-degraded. SOLUTION: This method for producing a biodegradable resin foam comprises mixing and kneading starch, an aromatic ketone, a polyolefin resin, a foaming agent and a cross-linking agent, thermally foaming the obtained foamable cross- linkable composition in a non-closed mold, and then mechanically deforming the obtained foam to open the cells.
Patent JP-2000191973-A (JP)
Title: Aqueous ink composition for ball-point pen
Inventor: FUKUI MASAYUKI
IPC: C09D11/18
Filed: 1998-12-24
Abstract: PROBLEM TO BE SOLVED: To obtain the subject composition free from troubles, affording smooth writing feeling, and satisfying cap-off property writing performance and storage performance by including a specific surfactant and others. SOLUTION: This ink composition essentially comprises water, (A) a pigment, (B) a surfactant, (C) a pH adjustor, (D) a shear viscosity reducing agent, and (E) a moisturizer; wherein the component B is a compound of the formula: RO(CH2CH2O)nSO3M [R is a 8-20C (un)saturated hydrocarbon; n is 3-30; M is an alkali metal, ammonium, alkylamine, or the like], the component D is an alkali-swellable acrylic emulsion, and the component E is diethylene glycol singly or a mixture of ethylene glycol and diethylene glycol; and it is preferable that the component C is ammonia, an amine or inorganic salt, and this ink composition has a pH of >=8.
Patent JP-H04209048-A (JP)
Title: Memory controller
Inventor: SAKAI MAKOTO
IPC: G06F12/06
Filed: 1990-12-03
Abstract: PURPOSE:To expand the combination of banks by setting a base address and an enable flag in registers for each of RAS signals that a personal computer system using a DRAM as a system memory requires. CONSTITUTION:When the system is initialized, a basic input/output system sets system constitution and sets values in respective registers. The address base of the address base register 42 is added by an adder 44 to the value set in a type register 43 and the result is supplied as an offset to a comparator 46 together with the address base; and the comparator checks the upper and lower limits of the address and an RAS signal is permitted or inhibited according to the indication of the RAS enable register 41. This operation is performed as many time as the RAS signals in parallel. Consequently, a memory system which is flexible and extensible is obtained.
Patent JP-H04215149-A (JP)
Title: Programmable controller and its input/output signal exchange circuit
Inventor: KIKUCHI TAKAHIRO
IPC: G06F12/06
Filed: 1990-12-12
Abstract: PURPOSE:To shorten the exchange time of input/output signals between a main body unit and an input/output unit. CONSTITUTION:A dual port memory 6 which can be accessed in both directions is used as a memory for data exchange. The dual port memory 6 is divided into plural bank areas, and banks which is accessed by the main body unit (CPU unit 1) and the input/output unit (remote i/o unit 3) are set in a certain order by the upper address to the dual port memory 6 of a bank switching register 5.
Patent JP-H04214365-A (JP)
Title: Drive of piezoelectric element-type printing head
Inventor: HARA MINORU
IPC: B41J2/30
Filed: 1990-12-13
Abstract: PURPOSE:To ensure that a specified print density is obtained constantly in the driving method of a piezoelectric element-type printing head. CONSTITUTION:Two different printing signals, current and following, which are distinguished by a timing signal are monitored during printing process, and if the current printing signal is not present and is present at the following segment, a preliminary oscillation with a smaller amplitude than a printing amplitude required for printing at the current point of time is added, or a preliminary oscillation with a smaller amplitude than a printing amplitude required for printing process is allowed to take place continuously. Further, a printing oscillation is caused based on a printing signal halfway through the entire printing process.
Patent JP-H04216102-A (JP)
Title: Program developing device for programmable controller
Inventor: MITSUDA HAYAO
IPC: G05B19/05
Filed: 1990-12-17
Abstract: PURPOSE:To enable a user who can understand a ladder language only to program a user program in a sequential function chart language using the ladder language only. CONSTITUTION:A ladder type program mode is provided in addition to an ordinary chart type program mode for generating a program developing environment in which steps, actions, and transitions are inputted in accordance with the rule of a sequential function chart language and, in the ladder type program mode, one step and one action associated with the one step are automatically generated so that a program developing environment can be generated in the ladder language by one action and the one action is given to users as a programming space in the ladder language.
Patent JP-H04210853-A (JP)
Title: Actuator for mold in continuous casting apparatus
Inventor: HARA HIROMI
IPC: B22D11/053
Filed: 1990-12-18
Abstract: PURPOSE:To quickly and easily set the original position of an actuator for mold by providing control means for outputting to a driving part in a electric and hydraulic servo cylinder. CONSTITUTION:At the time of exchanging the mold 2 because of damaging, at first, a descending pulse (fo) is outputted to a stepping motor 17 from a controller 26 and a piston rod 22 is descended to the original position. This command is performed until a spool 21 reaches to an end 40. At this time, signal of rotating angle alpha of the stepping motor 17 is transmitted to the controller 26 through a converter 42. A correcting pulse (fx) corresponding to the reverse direction (alphax) to the descending direction of this rotation alpha is calculated to rotate the stepping motor. By this method, the spool 21 becomes the original posture seated on the spool end 40, and mechanical original point and reference point in electrical control surely coincide with each other.
Patent JP-H04219720-A (JP)
Title: Magnetic optical element
Inventor: OKITSU ATSUSHI
IPC: G02F1/09
Filed: 1990-12-20
Abstract: PURPOSE:To apply a magnetic optical element to an optical shutter or the like corresponding to the head of a laser printer and each picture element of a liquid crystal display or the like by executing the ON-OFF control of applying an electric current to a coil for the ON-OFF control of light. CONSTITUTION:In a magnetic optical element to change over the transmission and nontransmission of light by using the magnetic optical effect of magnetic fluid, one face side of a substrate having light transmitting ability is partially provided with a gap for forming a magnetic field, and many yoke cores wound with coils are arranged and fixed to this side, and magnetic fluid is sealed into a part corresponding to the gap of the yoke core on the substrate by means of a member having light transmitting ability to form a magnetic fluid thin film.
Patent JP-H04208841-A (JP)
Title: Method and device for testing friction sliding of metal plate
Inventor: IKE HIROSHI
IPC: G01N3/08
Filed: 1990-12-05
Abstract: PURPOSE:To accurately recognize the friction sliding characteristic of a useful blank material by simulating the complicated deformation which takes place as a result of the combination of bead extrusion and bending and uncoiling at the round section of a die received by the blank material in an actual pressing process. CONSTITUTION:A loading device 50 and a flat rectangular test piece 20 bent to an L shape are used. A top mold 12 and bottom mold 14 which are constituted to put one side of the L-shaped test piece between them in a horizontal position and a pressing device 30 which is constituted to fix the top mold to a lower frame 52 and press the bottom mold to the top mold from the bottom side are provided. By putting one side of the L-shaped test piece between the top and bottom molds in a horizontal position, pressing the test piece from the bottom side by means of a pressing device, and moving lower frame 52 downward against an upper frame 54 while the other side of the test piece is held in a vertical position by means of a holding device 56, the pressing force of the pressing device and pulling force of the loading device are measured.
Patent JP-H04221298-A (JP)
Title: Air intake for aircraft
Inventor: SHINGOU MIKA
IPC: F02C7/04
Filed: 1990-12-21
Abstract: PURPOSE:To reduce the reflection of radar wave and a pressure loss by dividing an air intake duct into front and rear sections via a gap, forming a discharge section for radiowave absorbing powder in the front duct section, and channeling an air flow in the front duct section toward the external surface thereof. CONSTITUTION:An air intake duct is divided into a front duct 2 and a rear duct 3 respectively having annular cross-section. In addition, the rear end of the front duct 2 is laid at the outer side of the front end of the rear duct 3 via a gap between both ducts 2 and 3. Also, the rear duct 3 is connected to an engine 1. A conical channeling body 7 is supported with a stay 4 within the front duct 2 near the center axis thereof. An air flow in the duct 2 is introduced toward the external surface thereof with the aforesaid channeling body 7. Also, a cylindrical section 7a projected forward and having a discharge port 5 on the external surface for radiowave absorbing powder 6 is provided at the front of the channeling body 7. According to this construction, it is not necessary to bend the air intake duct, and an ingress of a foreign material into the engine 1 can be prevented with an air flow through the gap.
Patent JP-H04221643-A (JP)
Title: Screen printer
Inventor: HACHIMAN SATOSHI
IPC: B41F15/08
Filed: 1990-12-25
Abstract: PURPOSE:To provide a screen printer suited for the removal of residual ink attaching to the surface of a mask or the interior of its open hole by equipping the printer with a mask cleaning device. CONSTITUTION:The mask cleaning device of a screen printer is equipped with a spatula element 51 with a rake angle theta which comes in contact with the surface of a mask 41 and moves, and an air nozzle 52 which is positioned at the forward part of a direction in which the spatula element moves at either of one surface or the other of the mask 41, and moves with the spatula element forming an air stream into the open hole of the mask with the opening oriented to the mask at a position away from the mask. The spatula element 51 scrapes off the residual ink sticking to the surface of the mask 41. Further, the residual ink is drawn out of the open hole 41a form the interior of the open hole 41a with the help of an air stream and the mask 41 can be used repeatedly.
Patent JP-H04356139-A (JP)
Title: Illuminating system for plant raising
Inventor: HIRAIWA HIDEYOSHI
IPC: A01G7/00
Filed: 1990-12-27
Abstract: PURPOSE:To provide the title system designed to utilize radiation energy of light in high efficiency and reduce the cost involved in the light irradiation for plant growth. CONSTITUTION:A detecting sensor 3 for the height of each plant 2 and a moving means constituted of a motor, etc., moving a lamp 1 vertically are provided, and the moving means is controlled by the output of said sensor 3 to move the lamp 1 vertically. The position of the lamp 1 is changed according to the growth of the plant 2, and the distance between the plant 2 and the lamp 1 can be properly maintained at all times. Thereby, optical radiation energy will be utilized in high efficiency to effect securing the high illuminance on the surface of the plant 2, leading to reduction in the cost involved in the light irradiation for plant growth.
Patent JP-H04224416-A (JP)
Title: Window mold for car
Inventor: NAGAHASHI YUJI
IPC: B60J1/02
Filed: 1990-12-27
Abstract: PURPOSE:To prevent gap generation between a mold and a window glass even in case it has displaced. CONSTITUTION:Arrangement according to the invention comprises a sash body 5, which is provided with an arm part 8 in resilient contact with the outer surface 10 of the end of window glass 9 and is detained rotatably with a channel 1 at the edge 2 of a body opening, and a spring part 6 capable of elastic deforming which is to press the arm part 8 of the mold body 5 always to the window glass 9 by means of applying a torque to the mold body 5. Even though the window glass 9 has displaced, the sash body 5 can rotate following-up after the window glass 9, and displacement of the mold body 5 can be absorbed by the spring part 6.
Patent JP-H04211172-A (JP)
Title: Light-receiving integrated circuit and its manufacture
Inventor: KI SEON PAAKU
IPC: H01L27/144
Filed: 1990-12-28
Abstract: PURPOSE: To improve receiver sensitivity, to attain a high speed operation, to improve reliability, and to simplify a packaging process. CONSTITUTION: A channel layer 22 and an undoped light absorbing layer 24 are successively grown on a semi-insulating InP substrate 21, and the anisotropic selection etching of only the light absorbing layer 24 is operated, an etching mask is removed, a clad layer 25 is grown, a P-type metal 26 is deposited, and annealing is operated. Afterwards, the selection etching of only the gate area of an FET is operated, the selection etching of only the light absorbing layer exposed on the surface is operated, an (n) type metal 27 is deposited, the coating of polyimide 28 is operated, the etching of a wire contact part between the light absorbing part and the element is operated, and a secondary wire metal is deposited.
Patent JP-H03252586-A (JP)
Title: Laser radar device
Inventor: FUAAJIN AMUZAJIERUDEIAN
IPC: G01S7/486
Filed: 1990-12-11
Abstract: PURPOSE: To detect a wind far apart in the atmosphere with a simple and compact structure by a method wherein the structure is made so as to measure a Doppler shift for a tail part of a reception signal of a pulse part reflected by the target. CONSTITUTION: Laser beams 14 emitted from a single pulsing laser source 12 comprises a high strength pulse part and a low strength tail part, and the pulse part is transmitted along a propagation path 22 by a switch function of a sound-optical modulator 20, and radiated to the atmosphere via a transmitter/receiver telescope 40. A reception signal 26 of the pulse part reflected by a target like an aerosol is incident on a heterodyne detector 28 through a polarized beam splitter 30. Further, after the tail part of each pulse transmitted along a propagation path 24 is converted 39 in biased waves from vertically to horizontally in order to correspond to the reception signal 26, the propagation path is transferred 32 to be coupled to the signal 26.  A Doppler shift of the signal 26 for the tail signal is measured by the detector 28, measured data are digitalized and processed 50, so that disorder of an air in the atmosphere is detected.
Patent JP-H03257184-A (JP)
Title: Inhibition of corrosion in aqueous system by using a phosphonomethylamine
Inventor: CHII MIN FUWA
IPC: C02F5/00
Filed: 1990-12-11
Abstract: PURPOSE: To suppress the corrosion of metals in a water system and to prevent the deposition of scale by using a specific phosphonomethylamine compd. nonsensitive to calcium.  
     CONSTITUTION: The corrosion of the metals based on iron in contact with water is suppressed by adding the water-soluble phosphonomethylamine which is expressed by the formula and has a cloud point of at least about 25ppm measured by a CA 500 cloud point test or its water-soluble salt into the water system. In the formula R 1  is hydrogen, hydrocarbyl, etc.; R 2  is hydrocarbyl, etc.; R 1 , R 2  together form a 3 to 5C alicyclic ring. The compd. is nonsensitive to the calcium. The compd. is used in a concn. of about 0.05 to 10000ppm in the water system. This method is useful for the treatment of the cooling water system operated at temp. of about 60 to 200°F. 
     COPYRIGHT: (C)1991,JPO
Patent JP-H04215035-A (JP)
Title: Adhesive strength evaluating method
Inventor: YODA NOBORU
IPC: G01N3/08
Filed: 1990-12-11
Abstract: PURPOSE:To enable the lead-out of a rupture criterion not depending upon the shape and dimension of a test piece and the shape of a bonding region by laminating test material in three layers in such a way that both side layers are symmetrical in relation to the intermediate layer to which tensile load is applied so as to generate deformation in the direction parallel to the tensile direction and to separate separating stress from shearing stress. CONSTITUTION:Plate like test material is laminated in three layers through joint layers, and the intermediate layer 1 is protruded from both side layers 2, 4. Tension is then loaded in the protruding direction of the intermediate layer 1. Separating stress and shearing stress are thereby separated or mixed to evaluate adhesive strength.
Patent JP-H04231513-A (JP)
Title: Chemical grouting
Inventor: WATANABE TOSHIO
IPC: E02D3/00
Filed: 1990-12-28
Abstract: PURPOSE:To obtain sufficient improving effect on the ground by a preset amount of chemical grout by a method in which a sheet wall is provided around a preset range of chemical grouting under the ground and chemical grouting is performed through an injection tube into the ground. CONSTITUTION:Giude holes 2 are formed in places around a preset range 1 of chemical grouting under the ground G, and guide steels 3 are inserted into the holes 2. A ringed wire 4 is set on the pulleys of steel 3 by placing it around the steel 3 and lowered under the ground while traveling it along the preset injection range 1. A trench is formed and a liquid-impermeable and flexible sheet is inserted into the trench to form a sheet wall 6. Concrete 7 is packed into the holes 2, an injection tube 9 is penetrated into the range 1, and chemical grouting 8 into the tube 9 under pressure is performed.