baber/WOPTO huggingface dataset:
Patent JP-2002316678-A (JP)
Title: Caster attitude detector
Inventor: MATSUMOTO NOBUAKI
IPC: B60B33/00
Filed: 2001-04-23
Abstract: PROBLEM TO BE SOLVED: To provide a caster attitude detector capable of automatically detecting the attitude of a caster with high efficiency using a simple structure and effectively contributing to labor saving. SOLUTION: This caster attitude detector includes relative position detecting means 21, 22FL, 22FR, 22RL and 22RR for detecting a relative position between a carriage 5 having rotatable casters 7FL, 7FR, 7RL and 7RR traveling on a prescribed traveling passage 3 and the casters, and an attitude determination means 25 for determining the attitude of each of the casters based on the output of the relative position detecting means, thereby detecting the attitude of each of the casters.
Patent JP-2002325289-A (JP)
Title: Remote control device
Inventor: TAKI FUMITO
IPC: H04Q9/00
Filed: 2001-04-26
Abstract: PROBLEM TO BE SOLVED: To provide a remote control device which limits the standby time within a limit of answering time which makes the user feel to be slow from human engineering viewpoint. SOLUTION: This remote control device is provided with a transmitter 1 and a receiver 2. A transmission controller 6 in the transmitter 1 activates the transmitter 1, performs internal initialization processing, and makes the built-in 25 msec timer start counting. When the counting by the timer has finished, the transmission controller 6 inputs an ID code representing the identification number of the transmitter 1 from an address generator 4, as well as the command data, in order to create a transmission data frame. Then, it makes a random number generator 3 generate a random number which is to be set in a transmission timer, and the timer starts counting down. When the countdown has finished, according to a program contained in the transmission controller, one of the transmission data frames is transmitted from call initiating equipment 7.
Patent JP-2002328631-A (JP)
Title: Light spot type display unit
Inventor: ASANO TADAYOSHI
IPC: G02B6/00
Filed: 2001-05-02
Abstract: PROBLEM TO BE SOLVED: To provide a light spot type display unit which can perform a complicated color display in a matrix shape and is low-cost and adaptive to energy saving, in a light spot type display unit which tends to be a fixed and simple display device. SOLUTION: Light spot type display bodies 51 and 52 each constituted by continuously arranging three display members 2 which have reflection dots formed of very small recessed parts on the reverse surfaces 6 of translucent light guide plates and reflect the light from light sources 4 on light guide plate flanks 3 to make a display on the side of display surfaces 7 are prepared and the respective display surfaces 7 are stacked and arranged, side by side, in the same direction. The light sources 4 of the respective light guide plates of the respective light spot type display bodies are made by control means to emit light in desired emission colors and then a desired color display such as a composite color display is made on the stacked light spot type display bodies.
Patent JP-2002328257-A (JP)
Title: Method for producing translucent medium, and optical signal transmitter
Inventor: OKADA JUNJI
IPC: H04B10/80
Filed: 2001-05-02
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing a translucent medium which is favorable for manufacturing, by injection molding, the translucent medium which has a plurality of step parts and to provide an optical signal transmitter. SOLUTION: The method for producing the translucent medium is employed for manufacturing, by injection molding, a translucent medium 40 which has a plurality of receiving and emitting parts for receiving or emitting optical signals through a plurality of step parts and an optical transfer part which transfers the received optical signals. A gate 34 for injecting resin material 38 into injection molding dies 31 and 32 is provided in a portion 35 where the optical transfer part of the translucent medium is to be formed. As a gate 34, a pin gate is used, for example.
Patent JP-2002326755-A (JP)
Title: Recording paper delivering mechanism for image forming device
Inventor: YAMADA MASANORI
IPC: B65H29/70
Filed: 2001-05-07
Abstract: PROBLEM TO BE SOLVED: To prevent skew of recording paper without enlarging a device by equalizing carrying quantity difference between both end sides in a perpendicular direction to a recording paper delivery direction even when size of the recording paper to be delivered becomes smaller. SOLUTION: In a delivery roller 1, delivery roller bodies 1a-1c are disposed from both end parts of a delivery roller shaft 4 toward a center part, where diameters Da-Dc of the delivery roller bodies 1a-1c are set to satisfy Da>Db> Dc, with friction coefficients μa-μc set to satisfy μa<μb<μc. In a star roller 3, five star roller bodies 3a-3e are positioned between the delivery roller bodies in an axial direction of the delivery roller shaft 4, and they are disposed to be closer to the delivery roller shaft 4 as they get closer to the center part from both end parts in the axial direction of the delivery roller shaft 4.  As the size of the recording paper P becomes smaller, so that only a part of the delivery roller bodies are abutted on the recording paper P at plural positions in the perpendicular direction to the delivery direction, roughly uniform carrying force is applied from the respective delivery roller bodies to the recording paper P, thereby skew of the recording paper P is not generated.
Patent JP-2002332810-A (JP)
Title: Valve timing controller of internal combustion engine
Inventor: AKIBA HIROKAZU
IPC: F01L1/34
Filed: 2001-05-08
Abstract: PROBLEM TO BE SOLVED: To prevent leakage of working fluid from a lock hole in releasing lock. SOLUTION: A first outer tooth 6 of an eccentric rotating gear 7 is fitted to a first inner tooth 4 of a housing 5, and a second outer tooth 18 of a rotor 17 is fitted to a second inner tooth 16 of the gear 7. Using the inner contact P' at the innermost diameter position on the second inner tooth 16 with the second outer tooth 18 as a starting point, a working region c comprising a substantially half working chamber group arranged circumferentially on one side and a working region d comprising the remaining substantially half working chamber group are selectively switched to a supply passage 26 and an exhaust passage 27, thereby causing relative rotation of the housing 5 and the rotor 17.  A forming position of the lock hole 38 is set at a position adjacent to the working region c on the side, having a pressure same as a lock releasing oil pressure acting on the lock hole 38, when a regulating pin 35 is engaged with the lock hole 38.
Patent JP-2002331433-A (JP)
Title: Cutting work unit
Inventor: SHIBUYA NAOKI
IPC: B23Q3/12
Filed: 2001-05-08
Abstract: PROBLEM TO BE SOLVED: To provide a cutting work unit used by being installed in a machine tool when necessary, and highly efficiently performing precise cutting work on a hard material by a tool rotating at a high speed. SOLUTION: This cutting work unit 1 is used by being installed on a spindle of the machine tool such as a milling machine, and is composed of an installing part 20, a control part 30 having a mechanism for rotating and lifting tool installing arms 43a to 43d and a control device for controlling the whole operation, and a cutting part 40 composed of tool installing arms 43a to 43d having slidingly tool heads 45a to 45d having a small brushless motor attached with tools 48a to 48d such as an end mill. Since the control device respectively independently numerically controls positions of a plurality of tool installing arms 43a to 43d and a plurality of tool heads 45a to 45d, a complicated shape can be cut in a short time.
Patent JP-2002333549-A (JP)
Title: Ferrule for optical connector
Inventor: SHIGENAGA TAKASHI
IPC: G02B6/40
Filed: 2001-05-08
Abstract: PROBLEM TO BE SOLVED: To provide a ferrule for an optical connector which prevents deformation of a block body 3 and improves an optical connection state. SOLUTION: A fiber insertion port 6 is formed in a rear end surface 3c of the block body 3, and a fiber insertion space part 7 where a plurality of coated optical fibers 4 are inserted in common communicating with the fiber insertion port 6 is formed in the block body 3. A plurality of fiber insertion holes 8 into which coated optical fibers 4 are inserted one by one is formed in the block body 3 at the front side of the fiber insertion space part 7. Windows 13a and 13b communicating with the fiber insertion space part 7 are formed at each of a front surface 3a and a back surface 3d of the block body 3. When the block body 3 is viewed from the connection end surface 3b side, the block body 3 becomes vertically and laterally almost symmetrical.  Thereby, deformation of the block body 3 can be prevented when the block body 3 is molded and an adhesive is injected to the fiber insertion space part 7.
Patent JP-2002333519-A (JP)
Title: Optical filter
Inventor: SOMENO YOSHIHIRO
IPC: G02B5/26
Filed: 2001-05-09
Abstract: PROBLEM TO BE SOLVED: To provide an optical filter which can reflect and separate light in a specified wavelength band by a thin film structure, can obtain preferable characteristics and has latitude for designing. SOLUTION: The optical filter which reflects and separates light in a specified wavelength band is formed by depositing films having different refractive indices. Films having different refractive indices are deposited by varying the film thickness. This results in the formation of alternately deposited layers of a low refractive index region 12 having the physical film thickness dL and the equivalent refractive index nL* and a high refractive index region 13 having the physical thickness dH and the equivalent refractive index nH*. By controlling the equivalent optical film thickness of the layers to 1/(4.λ0 ) or 1/(2.λ0 ), the light at wavelengths in a narrow band having the wavelength λ0 as the center can be reflected and separated.
Patent JP-2002334711-A (JP)
Title: Method for operating solid polymer type fuel cell power generator
Inventor: KATO SHIGEMI
IPC: H01M8/10
Filed: 2001-05-09
Abstract: PROBLEM TO BE SOLVED: To provide a method allowing the stable operation of a power generator even if its output varies by avoiding residence of water droplets in unit cells of a cell stack. SOLUTION: A fuel cell body is formed of a plurality of cell stacks 1A, 1B, 1C, and 1D. In operation, the stacks are each chosen to be in a full-load operating state or in a power generation suspended state corresponding to a desired output. By controlling solenoid opening/closing valves 5A, 5B, 5C, 5D, 6A, 6B, 6C, and 6D by a controller 7, a fuel gas and an oxidant gas are supplied at their rated flow to cell stacks chosen to be in the operating state while the supply of the fuel gas and oxidant gas is suspended to cell stacks chosen to be in the suspended state.
Patent JP-2002343161-A (JP)
Title: Manufacturing method of yttrium series high temperature superconducting tape
Inventor: WATANABE KAZUO
IPC: H01L39/24
Filed: 2001-05-10
Abstract: PROBLEM TO BE SOLVED: To provide a manufacturing method of a long-sized yttrium series high temperature superconducting tape applicable to a product such as a superconducting magnet or the like to use a strong magnetic field. SOLUTION: On a prescribed long member composed of Hastelloy or stainless steel, a polycrystal silver is pasted to form a long substrate. Subsequently a yttrium series high temperature superconductor film is formed by a CVD method on this substrate while preferably applying magnetic field of 2 T or more. By this, the yttrium series high temperature superconducting tape can be obtained in which superconducting characteristics are maintained also under the existence of the strong magnetic field.
Patent JP-2002345220-A (JP)
Title: Permanent-magnet generator having speed increasing gear
Inventor: KAWAMURA HIDEO
IPC: H02K7/18
Filed: 2001-05-11
Abstract: PROBLEM TO BE SOLVED: To enable power generation, even when a car is idling, by fitting a speed increasing gear between the input shaft and the rotating shaft of a permanent-magnet generator, and increasing the revolution of the rotating shaft. SOLUTION: This permanent-magnet generator is equipped with a speed increasing gear arranged between its input shaft 7 and the rotating shaft 2 of a rotor 3, and made up of a planetary gear mechanism 9 for increasing the revolution. The gear mechanism 9 is composed of an inner gear 11 fitted onto the inner surface of the rotating body 8 of the input shaft 7, an outer gear 12 fitted to the outer surface of the rotating shaft 2, and a planetary gear 13 which engages with the inner gear 11 and the outer gear 12 and is fitted to a supporting shaft 17 fixed to a housing 1 in a freely rotatable way. The rotating body 8 constitutes a pulley 18 which is operated and united to the output shaft of an engine with belts.
Patent JP-2002337175-A (JP)
Title: Method and equipment for manufacturing thermoplastic resin sheet
Inventor: YAMAMOTO HIROMI
IPC: B29C41/52
Filed: 2001-05-14
Abstract: PROBLEM TO BE SOLVED: To provide a method and equipment for manufacturing a thermoplastic resin sheet which enable reduction of a defect of the thermoplastic resin sheet, regulation of a change in position of an electrode, and reduction of the nonuniformity in thickness as a defect of the sheet, in regard to an electrostatic impression casting method. SOLUTION: In regard to a method, a thermoplastic resin is extruded in the shape of a sheet from a diehead and brought into closed contact with a cooling drum in the electrostatic impression casting method, and a sheet-shaped material thus obtained is solidified by cooling for molding. An electrostatic charge is given to the sheet-shaped material by using a tape-shaped electrode, and also the change in position of the tape-shaped electrode is regulated by using a guide slit in the present method for manufacturing the thermoplastic resin sheet. The equipment for manufacturing the thermoplastic resin sheet has the tape-shaped electrode for giving the electrostatic charge to the sheet- shaped material and the guide slit for regulating the change in position of this electrode.
Patent JP-2002333248-A (JP)
Title: Cold storage sheet
Inventor: SHIMONO YOSHIKO
IPC: F25D3/00
Filed: 2001-05-14
Abstract: PROBLEM TO BE SOLVED: To provide a cold storage sheet which can be freely bent in correspondence with a complicated structure, such as a curved surface or the like, of an object to be cooled, and can be made into a desired size. SOLUTION: The cold storage sheet 10 comprises flexible sheets 11, 11 which face with each other, and a space 13 formed between the sheets, for sealing therein a cold storage material 21. A plurality of sections are defined in the space 13 by partially joined parts 14 of the sheets 11, 11. The joined parts 14 permit the sheet 10 to be cut therethrough. Specifically, the parts 14 are each provided with an easily breakable part so that the sheet 10 can be easily cut along the breakable part without the use of a cutting tool, such as scissors or the like.
Patent JP-2002343069-A (JP)
Title: Optical disk information communication system
Inventor: OGATA MASASHI
IPC: H04N5/00
Filed: 2001-05-14
Abstract: PROBLEM TO BE SOLVED: To provide a co-operative interface which is easy to understand for user by eliminating the lack of videos by display of an OSD and unnecessary key operations in order to eliminate the drawbacks existing heretofore, such as concealing of portions of the videos and the need for the OSD display button operations in the display by the OSD currently used in order to know the total number/numbers of contents such as angles, sub-pictures and audiostreams. SOLUTION: A remote controller capable of transmitting and receiving signals and an optical disk reproducing device capable of transmitting and receiving signals are used to derive the currently selectable number of the angles, the sub-pictures, the audiostreams, etc., and the currently selected number. These numbers are sent from the optical disk reproducing device to the remote controller and are displayed by the display element on the remote controller.
Patent JP-2002343968-A (JP)
Title: Semiconductor device and method for manufacturing the same
Inventor: TSUCHIYA MASANOBU
IPC: H01L23/52
Filed: 2001-05-14
Abstract: PROBLEM TO BE SOLVED: To reduce ON resistance and restrain irregularity of characteristic of a gate applied voltage by improving structure, in a lateral DMOS having a current path from a source layer of a surface to a source electrode of a rear surface. SOLUTION: A P-type epitaxial layer 2 containing low concentration impurities is arranged on a P-type semiconductor substrate 1 containing high concentration impurities. A P-type diffusion layer 3 is formed on a surface of the epitaxial layer 2. An N-type diffusion layer (source layer) 8 is arranged being surrounded by the diffusion layer 3. A metal body 19 is formed which penetrates the layers 8, 3, 2 and reaches the substrate 1, and the N-type diffusion layer 8 is electrically connected with the metal body 19 by using electric conductor. As a result, a current flowing from the source 8 to the outside passes the metal body from the electric conductor and is led to external conductor through the substrate 1. The ON resistance is reduced by this amount.  A second diffusion layer of a P-type surrounded by the N-type diffusion layer 8 is arranged, thereby reducing irregularity of the gate applied voltage.
Patent JP-2002337460-A (JP)
Title: Reversible thermal recording material
Inventor: SHIRAI KAZUHIKO
IPC: B41M5/337
Filed: 2001-05-14
Abstract: PROBLEM TO BE SOLVED: To provide a reversible thermal recording material forming a developed color image on a white substrate, imparting high contrast and excellent in image preservability and erasability. SOLUTION: The reversible thermal recording material has a support and the thermal recording layer, which contains a colorless or light-colored dye precursor and a developer for reversibly developing and erasing the color of the dye precursor, formed on the support. The thermal recording layer contains at least one kind of an aromatic compound having at least one 8 or more C stright chain aliphatic group and at least one substituent represented by formula (1) in one molecule thereof as the developer.
Patent JP-2002340148-A (JP)
Title: Conveyance belt apparatus for conveying and/or reversing flat material
Inventor: NEUMANN NORBERT
IPC: B65H15/00
Filed: 2001-05-14
Abstract: PROBLEM TO BE SOLVED: To remarkably increase the safety of conveyance and facilitate the reversing of printing material in using a conveyance belt for printing material conveyance. SOLUTION: A notch (22) is restricted by surfaces (16; 17, 18, 19), and one of the surfaces is conductive. A flank contains a material of reducing friction, or consists of the material.
Patent JP-2002334107-A (JP)
Title: Device, method for searching information, information search program and recording medium in which the same program is stored
Inventor: TODA HIROYUKI
IPC: G06F17/30
Filed: 2001-05-14
Abstract: PROBLEM TO BE SOLVED: To provide a device, a method for searching information, an information search program and a recording medium in which the program is recorded by which a search request is made clear by not only search conditions consisting of keywords as the search request but adding a search viewpoint according to a search purpose of a user and a search result exactly depending on the search request of the user is obtained. SOLUTION: When the search conditions consisting of the keywords to restrict a range of search and search viewpoints based on the search purpose of the user are accepted as the search request from a browser 153 of a user terminal, a document data base 119 is searched based on the search conditions, document IDs conformable to the search conditions are acquired, a document evaluation data base 123 is searched based on the document IDs and the search viewpoints, the respective scores of the document IDs in the search viewpoints, the document IDs are arranged in the order of the scores, the documents for the specified numbers of documents from the one with the highest evaluation are returned to a search result transmitting part 125 to the browser 153 as the search results.
Patent JP-2002340649-A (JP)
Title: Unit for suspending gas meter
Inventor: OKUBO ATSUSHI
IPC: G01F3/22
Filed: 2001-05-15
Abstract: PROBLEM TO BE SOLVED: To provide a unit for suspending gas meter for which positioning and attaching work to a building wall or the like can be easily and skillfully conducted. SOLUTION: A patch 111 of a fixing hardware 100 is made to contact with the building wall or the like and to be fixed to thereto. The patch 111 comprises a central plate part 112 and a fixing-to-wall part 113. Screws 115 for attaching a connection metal are attached to vicinities of four corners of the central plate part 112 in a temporarily tightened condition. A connection metal 121 of the fixing hardware 100 is fixed to a reverse face of a unit body 90. The connection metal 121 comprises a ridged part 122 and patch fixing parts 124, 125. Four clearance holes 128 are opened in the patch fixing parts 124, 125 to correspond to the four screws 115 implanted to the patch 111. The each clearance hole 128 is opened by a size capable of passing a head part of the screw 115 therethrough with a margin.  A groove 129 for setting the screw joined to the clearance hole 128 to be extended upwards is cut in an upper part of the each clearance hole 128.
Patent JP-2002054059-A (JP)
Title: Net fabric for processing
Inventor: FUJITA YOSHINORI
IPC: B68G11/02
Filed: 2001-05-16
Abstract: PROBLEM TO BE SOLVED: To provide a net fabric which can simplify processing processes for processing into a net product and thereby lower the cost for producing the net product. SOLUTION: This net fabric 10 for the processing, characterized by being formed so that the compression rates of side edge sites 20, 21 and the first cutting site 22 as targets for the processing treatments such as cutting treatments or vibration fusion treatments in the thickness direction are relatively high to those of other sites 23, 24. Thereby, although having a three-dimensional structure, the net fabric has excellent processability, when processed into the net product, can simplify these processing processes, and can lower the cost for producing the net product.
Patent JP-2002337285-A (JP)
Title: Laminated polyester film
Inventor: IMAI KAZUMOTO
IPC: B32B27/36
Filed: 2001-05-16
Abstract: PROBLEM TO BE SOLVED: To provide a laminated polyester film having easily cutting properties, twist fixing properties and printability noticeable among characteristics possessed by cellophane and together having heat resistance, moistureproofness, transparency, aroma retention or the like being excellent characteristics of a polyester film. SOLUTION: The laminated polyester film is constituted by laminating a polyester resin layer (B) with a melting point higher than that of a polyester resin layer (A) by 10 deg.C or higher on at least the single surface of the polyester resin layer (A). The thickness of the polyester resin layer (B) is 5-50% of the whole thickness of the laminated polyester film and the intrinsic viscosity of the polyester resin layer (A) is 0.50-0.90 dl/g.