baber/WOPTO huggingface dataset:
Patent JP-2000159767-A (JP)
Title: New production process for 8-hydroxyadenine derivative
Inventor: HIROTA KOSAKU
IPC: C07D473/16
Filed: 1998-11-26
Abstract: PROBLEM TO BE SOLVED: To produce an 8-hydroxyadenine derivative useful as a synthetic intermediate for various kinds of 8-hydroxyadenine derivatives having interferon biosynthesis induction activity by heating an aminomalononitrile and a specific compound in an inert solvent to close the ring. SOLUTION: An aminomalononitrile of formula I and a compound of the formula: R1NCO [R1 is a (substituted)lower alkyl, a (substituted)aralkyl or a (substituted)aryl] (e.g. a benzylisocyanate derivative) are heated in an inert solvent to close the ring, and as a result, the objective compound of formula II (e.g. 5-amino-1-benzyl-4-cyano-2-hydroxyimidazole) is obtained. The compound of formula II is useful as a synthetic intermediate especially for a compound of formula III [Y is a (substituted) lower alkyl, a (substituted) aryl, amino, OH or mercapto].
Patent JP-H11183893-A (JP)
Title: Liquid crystal display panel
Inventor: TAMURA MASAHARU
IPC: G02B5/20
Filed: 1997-12-24
Abstract: PROBLEM TO BE SOLVED: To obtain a highly reliable liquid crystal display panel with a low cost by providing a color filter at the outer side of a liquid crystal unit to simplify a manufacturing process. SOLUTION: Liquid crystal 4 is filled in between substrates 7a, 7b to constitute a liquid crystal unit 2 and polarizing plates 3a, 3b are provided at surfaces of the unit 2. Pixels are formed in the display area of the unit 2. In a liquid crystal display panel 1, the side of the polarizing plate 3b is made to be the side of a user 10 and a polyethylene-based film 6 as a color filter is provided at the outer side of the polarizing plate 3a being at the back of the panel 1. Moreover, the film 6 has partially colored parts 5. Thus, the manufacturing process of liquid crystal display panel 1 is facilitated and, moreover, the partial color panel is realized by sticking the polyethylene-based film 6 partially colored on the back of the liquid crystal unit 2.
Patent JP-2000194729-A (JP)
Title: System and method for retrieving information
Inventor: WILLIAMOWSKI JUTTA
IPC: G06F17/30
Filed: 1999-12-14
Abstract: PROBLEM TO BE SOLVED: To provide an information retrieval system capable of efficiently generating a complicated dynamic inquiry. SOLUTION: This information retrieval system is provided with a demand agent, the demand agent is provided with a user interface for enabling a user 101 to specify a search expression and an interface for enabling the user to specify a channel between first and second inquiries, and the search result related to the attribute of the first inquiry is provided as the attribute of the second inquiry. Besides, a broker agent is provided, and the broker agent is provided with a search retrieval element for creating the search request of a specified information source by processing the search expression and a channel element for related to the result of attribute of the first inquiry to the second inquiry. Further, a supply agent 105 is provided for receiving the search request and providing a document from the information source in response to the request.
Patent JP-H06185838-A (JP)
Title: Refrigerant shortage detector for refrigerant circulation cycle
Inventor: OSAWA TAKASHI
IPC: F25B49/02
Filed: 1992-12-16
Abstract: PURPOSE:To realize a rapid and correct determination of shortage of refrigerant by a method wherein an amount of change between a temperature difference between before and behind an expander at a time of compressor start and a temperature difference between before and behind the expander after a prescribed time has elapsed is operated, and when the amount of change is below a prescribed value, it is determined that the refrigerant is in short. CONSTITUTION:A first temperature sensor 10 to detect temperature of refrigerant, a second temperature sensor 11, a third temperature sensor 12 and a fourth temperature sensor 13 are provided respectively. Further, a duct sensor 14 is provided which detects the temperature of a heat exchanger. Output signals from these sensors are inputted into a control unit 15. The control unit 15 calculates a temperature difference between before and behind an electric expander 8 (expansion valve) at a time of start of a compressor 6 and also after a prescribed time has elapsed after start, that is, differences of detected values of respective four sensors. By this, if a calculated change in the temperature difference is below a prescribed value, it is determined that refrigerant is in short. Thus, the time required for sensing of refrigerant shortage can be shortened.
Patent JP-H11182767-A (JP)
Title: Connecting structure of flexible tube
Inventor: MORIYAMA YUTAKA
IPC: F16L33/26
Filed: 1997-12-24
Abstract: PROBLEM TO BE SOLVED: To sufficiently secure sealability of piping, and to prevent potential difference corrosion by fitting/fixing the straight end part of a flexible tube to the end part of refrigerant piping through a seal member when connecting the flexible tube to the refrigerant piping. SOLUTION: Refrigerant piping 10 of a vehicular air conditioner forms two recessed grooves 12 and one recessed groove 13 in the end part 11 connected to a flexible tube 16. A seal member 14 having a slit 15 to insert the end part 17 of the tube 16 is installed on the outer periphery of the end part 11 of this refrigerant piping 10. The flexible tube 10 has the bellows part 16a so that the straight end parts 17 is inserted into the slit 15 of the seal member 14. A part of the seal member 14 is fitted to the recessed grooves 12 and the end part 19 is fitted to the recessed groove 13 to be integrated by calking the parts 20 and 21 corresponding to the axial directional outside of the recessed grooves 12 and the end part 19 of a ring-shape clamp 18 from the outer periphery by fitting the ring-shaped clamp 18 to the outer periphery of the seal member 14.
Patent JP-H09177143-A (JP)
Title: Thawing device for concealed piping in cold district
Inventor: ARAKAWA TETSUJI
IPC: E03B7/14
Filed: 1995-12-26
Abstract: PROBLEM TO BE SOLVED: To make it possible to thaw pipe easily and safely by persons living in a building by housing a hot water filling box containing a pipe joint connecting to the upper end of a water supply pipe at the top end of a sheath pipe surrounding the water supply pipe inside a space between walls. SOLUTION: A water pipe joint 6 having a bend 5 is connected to an upper end of a water supply pipe 4 housed in a wall space 3 surrounded by an interior wall 1 and an exterior wall 2, and an inside screw 9 for connecting a faucet or the like to the tip of a pipe joint is provided. Next, a sheath pipe 10 is provided to surround the water supply pipe 4 with an adequate gap, a hot water filling box 16 is connected to surround a pipe joint 6 at the upper end of the sheath pipe 10, a through-hole 17 is made in the interior wall 1 and a hot water receiver 18 is projected out. Then, if drainage of water from the water supply pipe 4 is forgotten and water is frozen, a blank lid 20 is removed, and hot water is poured from a hot water filling hole 21 with a kettle; then the hot water heated the pipe joint 6 and water supply pipe 4 is drained from the bottom of sheath pipe 10 to underground.
Patent JP-H07184703-A (JP)
Title: Shoe sole separation preventive processing
Inventor: ISHIDA EISUKE
IPC: A43B23/02
Filed: 1993-12-25
Abstract: PURPOSE:To prevent separation of an instep part of a shoe and a shoe sole, and redouble the service life of the shoe by covering an end part of a sticking surface exposed to the outer periphery of the shoe with a protective material when the instep part of the shoe and the shoe sole are stuck together by an adhesive. CONSTITUTION:An instep part 1 and a shoe sole 2 are stuck together by an adhesive, and an end part 4 of a sticking surface is exposed to the outer periphery of a shoe. Here, the end part 4 of the sticking surface is covered with a protective material, and form a protective layer 5. A Super X of Cemedine Co, Ltd. as an adhesive is used as the protective material. This adhesive well adheres even to vinyl being a raw material of the instep part, and even to nitrile rubber of a raw material of the shoe sole, and has both oil resistance and water resistance sufficient to be used in this use, and even if it contacts with an adhesive 3 exposed to the end surface of the sticking surface, it does not melt or degrade the adhesive 3.
Patent JP-H09321516-A (JP)
Title: Radio communication equipment with electronic contact
Inventor: BURAIAN JIEI HASEMAA
IPC: H04B1/38
Filed: 1996-12-20
Abstract: PROBLEM TO BE SOLVED: To obtain a matching state at a retracted position and at an extended position and to improve the reliability and mass-productivity through the reduction in the number of components or the like by providing a switch that bypasses or short-circuits a matching circuit at the retracted position and the extended position of a composite antenna. SOLUTION: A pad 84 is formed on a printed circuit board 24 and the pad 84 is one component of a switch. The pad 84 is coupled with a matching circuit or the like. A feed terminal 36 is fitted to the printed circuit board 24 and includes a member to response actively to a physical position of an antenna such as a flexible arm 86 acting like a leaf spring. The arm 86 is arranged with respect to the pad 84 and forms other components of the switch. The arm 86 at a standstill position is projecting into a path of movement of the antenna between the extended position and the retracted position, and the switch is normally open and arranged under a wing 74.
Patent JP-H11187871-A (JP)
Title: Production of biodegradation inhibiting cellulose immobilized carrier
Inventor: FUJITA MASAO
IPC: C12N11/12
Filed: 1997-12-25
Abstract: PROBLEM TO BE SOLVED: To obtain a biodegradation inhibiting cellulose immobilized carrier hardly digested with a cellulase, having excellent strength and durability, useful for improving water qualities, etc., by coagulating and regenerating viscose so as to make the substitution degree of the xanthate group of viscose reach a fixed value and then cross-linking the viscose. SOLUTION: Viscose is partially coagulated or partially coagulated and regenerated so as to make the substitution degree of its xanthate group reach 0.01-0.5, then cross-linked with preferably 10-70 wt.% (based on the calculated amount as cellulose) of a cross-linking agent such as an epoxy compound or the like and preferably reacted with desirably 1-10 mol.% (based on the cellulose component) of a cationic group-containing compound such as a polyarylamine or the like to give the objective biodegradation inhibiting cellulose immobilized carrier. Staple such as flax fiber is preferably contained in the viscose.
Patent JP-2000172714-A (JP)
Title: Method for processing table connection
Inventor: ABE ATSUSHI
IPC: G06F17/30
Filed: 1998-12-01
Abstract: PROBLEM TO BE SOLVED: To provide a table connection processing method in the DBMS of a relational database fast executing a sum connection operation of plural tables with small resource. SOLUTION: When results obtained when an SQL lexical analysis and semantic analysis part 106 analyzes an inquiry about a relation database from a user are the connection operation of an A table [×] (B table (+) (C table [×]D table), a sum connection operation conversion processing part 110 of an SQL optimization processing part 107 converts the connection operation into a connection operation performing sum connection of plural sets of outer connections such as (A table [×] B table) [+] (A table [×] C table [×]D table), and a plural tables batch sum connection and outer connection processing executing part 111 of an SQL execution part 108 executes the converted connection operation. That is, the operation stores an intermediate value in one buffer and obtains operation results on the buffer.
Patent JP-H11183724-A (JP)
Title: Phase difference film and its production
Inventor: HOSOI MASAHIRO
IPC: B29L11/00
Filed: 1997-12-25
Abstract: PROBLEM TO BE SOLVED: To provide a phase difference film having uniform optical characteristics in an extremely wide range and to provide its producing method. SOLUTION: This polymer resin phase difference film satisfies (1) 0<=R<=30 nm, (2) 100<=K<=600 nm and (3) 0 deg.<= |angle of lagging phase axis |<=30 deg.. The dispersions of (1) and (2) for 100 points in 1 m<2> of the film are <=5 nm. The film is produced by successively or simultaneously and biaxially stretching a polymer resin containing a solvent. The solvent content is controlled to 10 to 20 wt.%.
Patent JP-2001173709-A (JP)
Title: Bearing assembly for supporting strut upper part of suspension device
Inventor: NISHIGAKI HITOSHI
IPC: B60G15/06
Filed: 1999-12-16
Abstract: PROBLEM TO BE SOLVED: To provide a bearing assembly for supporting the upper part of a strut of a suspension device in which later adjustment work is unnecessary even if error is produced in assembly. SOLUTION: The bearing assembly has an upper side case whose cross section is almost projected and a lower side case whose cross section is almost projected same as the upper side case, and the upper side case and the lower side case are arranged so that the projected bottoms are faced each other, and a resin ring member for supporting an axial direction load and a metal cylinder member for supporting a radial direction load are inserted between the upper side case and the lower side case.
Patent JP-H11190275-A (JP)
Title: Compressor
Inventor: SUZUURA TSUKASA
IPC: F04B35/01
Filed: 1997-12-25
Abstract: PROBLEM TO BE SOLVED: To suppress noise, abrasion and damage of a gear, etc., and to prevent resonance by providing a driveshaft to be rotationally driven by a driving motor through a reduction gear and an output shaft to drive a piston through a conrod and connecting these driveshaft and output shaft to each other through an elastic body. SOLUTION: An output shaft 12 on which a flywheel 13 is fixed is rotated through a pinion gear 3, a gear 5, etc., constituting a reduction gear with a small driving motor 1 as a power source, and the piston 15 is reciprocally driven through a conrod 13 by its rotation. In such a compressor, a driveshaft 6 on which the gear 5 is fixed and the output shaft 12 are connected to each other by a coil spring 9 as an elastic body. Both end parts 9a of this coil spring 9 are secured on spring holders 8, 10 in a state in parallel with the axial direction, and in the case when speed reduction of the output shaft 12, for example. becomes small by load fluctuation, they are provided to absorb speed fluctuation as the spring holder 10 side of the coil spring 9 is twisted in the counterrotational direction.
Patent JP-H10196664-A (JP)
Title: Sealing device for rolling bearing
Inventor: MITSUMARU MICHITOSHI
IPC: F16J15/3284
Filed: 1996-12-27
Abstract: PROBLEM TO BE SOLVED: To secure a lubrication oil film for a long time by forming multiple projection parts with specific height in the circumference direction of a sliding contact face of a seal lip at random or in the predetermined arrangement and covering the slide contact face including the projection parts by means of a lubrication film made of a low friction material. SOLUTION: On a sliding contact face 4a with a shoulder part slanting face of an inner ring of a seal lip 4, two lines of projection parts 7, 8 are arranged in numbers evenly in the circumference direction. In addition, the sliding contact face 4a including the projection parts 7, 8 is covered with a lubrication film 9 made of a low friction polytetrafluoroethylene material. The height (h) of the projection parts 7, 8 is set to be 5-50μm. As a result, in the projection parts 7, 8 on the sliding contact face 4a of the seal lip 4, a face pressure of the part facing the bearing rotation direction is increased as against that of the part facing the reverse rotation direction, so that friction gaps are generated in the projection parts 7, 8.  As a result, a clearance between respective parts, that is, surface roughness can be maintained for a long time, and a lubricating oil sump based on the surface roughness can be secured for a long time.
Patent JP-2001175452-A (JP)
Title: Portable communication terminal equipment
Inventor: WATANABE HIDEAKI
IPC: G06F3/0485
Filed: 1999-12-16
Abstract: PROBLEM TO BE SOLVED: To provide portable communication terminal equipment, capable of performing a scroll operation by a very simple operation without operating a cursor key plural times. SOLUTION: This portable communication terminal equipment is provided with a communication part 16, an inputting part 18 having plural keys for inputting data including character string data, a RAM 14 for storing the character string data obtained from the input part or the communicating part in a specific storage area, display part 24 for displaying the character string data, and a CPU 10 for scrolling the character string data on the screen of the display part 24 by rewriting the character string data on the specific storage area of the RAM 14, so that the character string data can be shifted.
Patent JP-2001170670-A (JP)
Title: Aeration tank of membrane separation activated sludge system with thickening function
Inventor: MORI MAKOTO
IPC: B01D65/08
Filed: 1999-12-17
Abstract: PROBLEM TO BE SOLVED: To provide an aeration tank of a membrane separation activated sludge system with a thickening function capable of executing the thickening of excess sludge by using the space of part of the aeration tank. SOLUTION: The vessel is internally provided with a partition wall 2 and the inside of the vessel is segmented and formed to a fore stage region 3 in which water to be treated flows and a post stage region 4 from which the excess sludge is taken out by the partition wall. Apertures 8 communicating both of the regions are formed at the partition wall 2 and are provided with gate equipment 9 for opening and closing the apertures 8. Immersion type membrane separators 10 and air diffusers 11 are arranged in both of the regions. The excess sludge is thickened in the post stage region 4 in the state of closing the gate equipment 9.
Patent JP-H06195430-A (JP)
Title: Display device
Inventor: MURATA YOSHIYUKI
IPC: G06F15/02
Filed: 1992-12-25
Abstract: PURPOSE:To provide a display device capable of quickly and easily preparing and displaying a desired montage. CONSTITUTION:When a montage preparation key is operated, a basec form 01 is initialized (SC2). By the processing of SC2, all the pieces of parts pattern NO. data for one person, which is composed of the ten kinds from the outline of one's face to legs are stored and by the next data synthesizing processing (SC3), the basic form montage of the whole body composed of parts patterns corresponding to the respective pieces of parts pattern NO. data of the ten kinds from the outline to both of the legs is displayed on a display part. Under the display, whether an outline key provided at a position corresponding to the part of the outline is operated or not is successively discriminated (SC4). When the outline key is operated, parts pattern NO. of the outline is changed from initialized parts pattern NO. (SC5) so as to change the parts pattern of the outline of the montage. Hereafter in the same way, the parts patterns of the eyes, the ears, the nose and the mouth of the montage are successively changed in accordance with a part key provided for each part.
Patent JP-H10196285-A (JP)
Title: Blocking up releasing method and device for removed earth in small diameter pipe propelling machine
Inventor: AKIYAMA HIROSHI
IPC: E21D9/12
Filed: 1996-12-27
Abstract: PROBLEM TO BE SOLVED: To easily perform work to release blocking-up of earth and sand by sending liquid inside of it from rearward of a casing after a casing rear part is blocked up when the blocking-up of earh and sand is caused in a screw conveyor. SOLUTION: When driving torque of a screw 6c increases since earth and sand are blocked up in a screw conveyor 6 at propelling time, the screw 6c and an intermediate shaft means 23 are connected to each other by a connecting bolt in a condition where a screw driving device is retreated by a propelling jack by a length by which a cap means 20 can be installed. Next, a small diameter jack is extended through a bracket, and the screw driving device is retreated by a necessary length to a propelling device, and after a hexagonal hole 25a is fitted to a hexagonal shaft 23d, the intermediate shaft means 23 and a driving shaft 25 are fastened by the connecting bolt 28.  In this way, when fluid is sent in the S direction in a casing 6d of the screw conveyor 6 through the intermediate shaft means 23, the fluid is contained in earth and sand blocked up in the casing 6d, and they get loose, and blocking up can be easily released.
Patent JP-H11248579-A (JP)
Title: Manufacture of capacitive pressure sensor
Inventor: TANAKA ATSUSHI
IPC: H01L29/84
Filed: 1998-12-17
Abstract: PROBLEM TO BE SOLVED: To improve yield by recognizing the defect of a signal processing integrated circuit or a pressure sensor element before completion of assembly. SOLUTION: Before a pressure sensor element 1 is housed in a housing case 10, a condition where the force which is substantially equal to that applied to the pressure sensor element 1 at caulking work is applied to the pressure sensor element 1 is prepared. Under the condition, while a pressure sensing surface 2a is applied with a specified fluid pressure, an adjusting pin is brought into contact with an adjusting electrode provided on a circuit pattern on the pressure sensor element 1 to actuate an output adjusting means of a signal processing integrated circuit 8, for output-adjusting of the pressure sensor element 1. After completion of output, the pressure sensor element 1 is used for assembly to provide a capacitive pressure sensor unit.
Patent JP-H05178998-A (JP)
Title: Production of acrylic organopolysiloxane
Inventor: FUJIOKA KAZUTOSHI
IPC: C08G77/38
Filed: 1991-12-27
Abstract: PURPOSE:To obtain the title siloxane which is useful as a component of an ultraviolet-curable silicone rubber composition at a low cost by reacting specific organosilicon and silane compounds in the presence of a tin compound. CONSTITUTION:An organosilicon compound with an OH group of formula I (wherein R<1> is hydrocarbyl; and n is 1-10,000) is reacted with a silane compound with an acrylic group of formula II (wherein each of R<2> and R<3> is R<1>; R<4> is H or CH3; and each of a and b is 1-3) in the presence of a divalent tin compound of the formula SnX2 (wherein X is halogen, alkoxy or carboxylic acid residue), thereby obtaining the title silane of formula III.
Patent JP-H06205517-A (JP)
Title: Cable terminal cutting tool
Inventor: MINAZU IZUMI
IPC: H02G1/14
Filed: 1992-12-25
Abstract: PURPOSE:To make it possible to cut a terminal even in a stranded cable by interlocking a cutter mounted to one or the other of a pair of holding bodies with a contact plate detecting uneveness on the front of a conductor to move it in the direction of the diameter. CONSTITUTION:A cable 1 is held between a pair of front view C-shaped holding bodies 8 and 9, and a cutter 14 is mounted to the holding body 8 by a maintaining section 13. A plurality of guide levers 10 are provided between the holding bodies 8 and 9, one end of the cable is fixed to the holding body 8, the other end thereof turns a small handle 29 of the holding body 9, and an interval between the holding bodies 8 and 9 is controlled. Guide rollers 17 are pivoted in a storing state in recessions 16 provided to surfaces opposed to the holding bodies 8 and 9, and a contact plate 60 is mounted to a guide lever 46 maintaining the cutter 14. When uneveness of a core of the cable 1 is detected by the contact plate 60, the cutter 14 goes in and out in the direction of the diameter in accordance with output of the contact plate 60. According to the constitution, even if the cable 1 is formed of a stranded cable of thick cores, step stripping of the terminal is accurately made by the cutter 14.