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1. 发明专利

JP2005302736A Cord switch and pressure sensing device 审中-公开
标题翻译：齿轮开关和压力传感装置
公开(公告)号：JP2005302736A
公开(公告)日：2005-10-27
申请号：JP2005168092
申请日：2005-06-08
申请人： Asmo Co Ltd , Hitachi Cable Ltd , アスモ株式会社 , 日立電線株式会社
发明人： KASHIWAZAKI SHIGERU , YAGYU HIDEKI , HORII KOJI , ISHIHARA SHUSUKE , KIKUTA TOMOYUKI , TANAKA TAKESHI
IPC分类号： H01H13/18
摘要： PROBLEM TO BE SOLVED: To provide a highly reliable cord switch and a pressure sensing device having a sensing region extended to the tip of the cord switch that can surely capture the on/off-action, and an error action is eliminated therefrom by allowing no contact between electrodes caused by bending, and having accurate detection ability for pressure from every direction.
SOLUTION: The cord switch 1 has at least two electric wires 2 each having a circular cross section in which each wires has an electrical conductive rubber layer or an electrical conductive plastic layer formed on the outer periphery of the metal conductive wire. The wires are arranged spirally in the length direction along the inner face of a hollow insulator 3 having a circular cross section, and the hollow insulator comprises restoring rubber or restoring plastic in a state that they are not mutually contacted each other and is fixed to the insulator 3 in a state of protruding toward the inside.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：为了提供高度可靠的线开关和压力感测装置，其具有延伸到帘线开关的尖端的感测区域，其可以可靠地捕获开/关动作，并且从其中消除误差动作通过弯曲导致电极之间不接触，并且具有来自各个方向的压力的精确检测能力。解决方案：电缆开关1具有至少两个电线2，每个电线2具有圆形横截面，其中每个电线具有形成在金属导线的外周上的导电橡胶层或导电塑料层。电线沿着具有圆形截面的中空绝缘体3的内表面在长度方向上螺旋地设置，并且中空绝缘体包括在彼此不相互接触的状态下恢复橡胶或恢复塑料，并固定到绝缘体3处于向内突出的状态。版权所有（C）2006，JPO＆NCIPI

2. 发明专利

JP2001173781A SEALING STRUCTURE 失效
公开(公告)号：JP2001173781A
公开(公告)日：2001-06-26
申请号：JP36049199
申请日：1999-12-20
申请人： HITACHI CABLE , KAYABA INDUSTRY CO LTD
发明人： KUSANO HIROO , YAGYU HIDEKI , ENOMOTO HIROYUKI
IPC分类号： F16J15/16 , F16J9/28
摘要： PROBLEM TO BE SOLVED: To make a sliding gap 3 large with reducing an extrusion amount of a slide ring 6. SOLUTION: In this sealing structure, the slide ring 6 is formed of modified fluororesin with low creeping property.

3. 发明专利

JP2001082611A VALVE SEAT OR PACKING 失效
公开(公告)号：JP2001082611A
公开(公告)日：2001-03-30
申请号：JP26140599
申请日：1999-09-16
申请人： HITACHI CABLE
发明人： YAMAMOTO YASUAKI , KUSANO HIROO , YAGYU HIDEKI
IPC分类号： F16K5/08 , F16J15/10
摘要： PROBLEM TO BE SOLVED: To improve abrasion resistance characteristic by including modified fluororesin which is formed by radiating ionizing radiation to fluororesin by a radiation quantity of a specified range in a condition heated than a melting point of fluororesin, under an atmosphere of an inert gas having an oxygen concentration not less than a specified value. SOLUTION: Ionizing radiation using γ-ray, electron ray, X-ray, neutron radiation, high energy ion or the like is radiated to fluororesin selected from tetrafluoroethylene polymer, tetrafluoroethylene-perfluoro copolymer, tetrafluoroethylene-hexafluoropropylene copolymer, in the range of a radiation quantity of 1 kGy to 10 Mgy, in a condition heated more than a melting point of fluororesin, under an atomosphrere of an inert gas having an oxygen concentration of 100 torr or less. It is thus possible to improve abrasion resistance characteristic of a valve seat.

4. 发明专利

JP2000290390A PRODUCTION OF WATERPROOF SHEET 失效
公开(公告)号：JP2000290390A
公开(公告)日：2000-10-17
申请号：JP9609199
申请日：1999-04-02
申请人： HITACHI CABLE
发明人： SHIMAZAKI YUKIO , KIMURA HISAMI , YAGYU HIDEKI , TANIOKA TOKUO , IWABUCHI HIROSHI , KATO KEIICHI
IPC分类号： C08J7/04 , C08J3/24 , C08J5/18 , C08J7/12 , C08L23/26 , C08L51/06
摘要： PROBLEM TO BE SOLVED: To produce a waterproof sheet having a low hardness and excellent tensile and rubbery properties by sheeting a composition containing a silane-graft ethylene-α-olefin copolymer and polypropylene and coating the surface of the resultant sheet with a liquid containing a silanol condensation catalyst to crosslink the composition. SOLUTION: A sheet is produced by extruding a composition prepared by compounding a reaction product obtained by grafting an organosilane compound onto an ethylene-α-olefin copolymer (A) in the presence of a free radical generator with polypropylene (B) or by extruding a reaction product prepared by subjecting ingredient A, ingredient B and the organosilane compound to graft reaction in the presence of a free radical generator. An ethylene-propylene copolymer is the most preferable as ingredient A. An ethylene copolymer prepared by copolymerizig a small amount of, e.g. 2-9 wt.%, ethylene is preferable as ingredient B. The wt. ratio of ingredient A to ingredient B is preferably (70/30)-(85/15).

5. 发明专利

JP2000191811A MODIFIED FLUORORESIN 失效
公开(公告)号：JP2000191811A
公开(公告)日：2000-07-11
申请号：JP376699
申请日：1999-01-11
申请人： HITACHI CABLE
发明人： YAMAMOTO YASUAKI , KUSANO HIROO , YAGYU HIDEKI
IPC分类号： C08J7/00 , C08J3/28
摘要： PROBLEM TO BE SOLVED: To provide a modified fluororesin improved in wear resistance, creep resistance and heat stability at high temperatures by irradiating an ionized radiation to a fluororesin in the state of being heated at a temperature not lower than the melting point in the presence of a modifier under an atmosphere of an oxygen-containing inert gas. SOLUTION: A fluororesin of at least one kind selected from tetrafluoroethylene-based polymers, tetrafluoroethylene/perfluoro(alkylvinylether)- based copolymers and tetrafluoroethylene/hexafluoropropylene copolymers is modified by irradiating an ionized radiation in an exposed dose of 0.1 KGy to 10 MGy in the state of being heated at a temperature higher by 10 to 30 deg.C than the melting point of said fluororesin under an atmosphere of an inert gas having an oxygen concentration of 10 Torr or less in the presence of a modifier selected from hydrogen, fluorine and fluorocompounds. This modifying operation may be carried out either for a fluororesin molded article or for the fluororesin powder which modified powder is thereafter mechanically pulverized into particulates and then pressure-molded to give a fluororesin molded article.

6. 发明专利

JP2000133899A PRINTED CIRCUIT LAMINATED BOARD 失效
公开(公告)号：JP2000133899A
公开(公告)日：2000-05-12
申请号：JP30076798
申请日：1998-10-22
申请人： HITACHI CABLE
发明人： YAMAMOTO YASUAKI , KUSANO HIROO , YAGYU HIDEKI
IPC分类号： H05K1/03 , B32B15/08 , B32B15/082 , B32B27/30
摘要： PROBLEM TO BE SOLVED: To enable a printed circuit laminated board to be improved in high frequency and mechanical characteristics at a high temperature by a method, wherein a metal layer is formed on an insulating base provided with at least as modified fluororesin layer which is specific in heat of crystallization and melting point. SOLUTION: PTFE, PFA, FEP or the like are utilized as fluororesins, and the physical properties of the modified fluororesin are prescribed with the heat of crystallization being 40 J/g or low, and a melting point being 325 deg.C or below. That is, a modified PTFE film is formed through a manner where a PTFE film 0.5 mm in thickness is irradiated so that an electron beam 100 Kgy in dose to form a modified PTFE film. Then, the surfaces of the modified PTFE film is treated with a sodium/naphthalene solution to be adhesive. A surface- roughened copper foil (35 μm), a modified PTFE film (0.5 mm), a PTFE impregnated glass cloth (60 μm), a modified PTFE film (0.5 mm), and a surface- roughened copper foil (35 μm) are successively stacked into a laminate, and the laminate is inserted into a hot press and pressurized and heated at 360 deg.C for 10 minutes and a printed circuit laminated board is formed.

7. 发明专利

JP2000129019A SLIDING MEMBER 失效
公开(公告)号：JP2000129019A
公开(公告)日：2000-05-09
申请号：JP30076898
申请日：1998-10-22
申请人： HITACHI CABLE
发明人： KUSANO HIROO , YAMAMOTO YASUAKI , YAGYU HIDEKI
IPC分类号： C08J5/16 , C08J7/00 , C08L27/18
摘要： PROBLEM TO BE SOLVED: To obtain a material excellent in abrasion resistance by blending an unmodified fluorine resin and a modified fluorine resin obtained by irradiating a fluorine resin with ionizing radiation in a specific dose in an inert gas atmosphere having a specific oxygen concentration while being heated to or above its melting point. SOLUTION: A fluorine resin having a heat of crystallization of 50 J/g or less is irradiated with ionizing radiation in a dose of 1 kGy-10 MGy in an inert gas atmosphere having an oxygen concentration of 10 Torr or less while being heated to or above the melting point to form a modified fluorine resin. A sliding member comprises a fluorine resin molded article containing 10-90 wt.% of this modified fluorine resin and 90-10 wt.% of an unmodified fluorine resin. The fluorine resin includes tetrafluoroethylene-based polymers, tetrafluoroethylene/perfluoro(alkylvinylether)-based copolymers and the like. The ionizing radiation includes γ-ray, electron ray, x-ray, neutron ray, high energy ion and the like.

8. 发明专利

JPH11172014A HEAT RESISTANT FLUORORESIN MOLDED PRODUCT AND PRODUCTION THEREOF 失效
公开(公告)号：JPH11172014A
公开(公告)日：1999-06-29
申请号：JP21710998
申请日：1998-07-31
申请人： HITACHI CABLE
发明人： YAMAMOTO YASUAKI , KUSANO HIROO , YAGYU HIDEKI
IPC分类号： C08J5/00 , C08J7/00
摘要： PROBLEM TO BE SOLVED: To provide a fluororesin molded product having a high heat-distortion resistance, and a production method thereof. SOLUTION: A heat resistant fluororesin molded product having a melting point of 325 deg.C or lower and a twisting dynamic elastic modulus at 200 deg.C of 1×10 Pa or larger, is produced by applying an ionizing radiation of an exposure does ranging from 1 kGy to 10 MGy to a fluororesin, which is heated to the melting point of the fluororesin or higher, in an inert gas atmosphere wherein the oxygen concentration is 100 Torr or lower.

9. 发明专利

JPH11147291A MODIFIED FLUOROPLASTIC COMPOSITE MATERIAL 失效
公开(公告)号：JPH11147291A
公开(公告)日：1999-06-02
申请号：JP31709897
申请日：1997-11-18
申请人： HITACHI CABLE
发明人： YAGYU HIDEKI , YAMAMOTO YASUAKI , KUSANO HIROO
IPC分类号： C08J7/00 , B32B15/08 , B32B15/082 , B32B18/00 , B32B25/08 , B32B27/30
摘要： PROBLEM TO BE SOLVED: To provide a modified fluoroplastic composite material excellent in abrasion resistance and creep resistance. SOLUTION: A modified fluoroplastic composite material is characterized by that modified fluoroplastic with crystallization calorie of 40 J/g or less and an m.p. of 325 deg.C or lower is compounded with other member such as a metal, ceramic, rubber, a resin or the like. As a compounding method, a method for chemically treating the surface of a molded article having a sheet shape, a block shape or other shape composed of modified fluoroplastic to activate the same and bonding the molded article to other member by using an adhesive, a method thermally fusing the molded article of modified fluoroplastic and other member, a method introducing modified fluoroplastic into a mold and subsequently casting a material becoming other member into the mold, a method premixing a modified fluoroplastic powder with rubber or a resin to apply the premix to the surface of other member or baking the same and a method providing a cavity or hole on the surface of other member and embedding a powder or a molded article of modified fluoroplastic in the cavity or the hole can be employed.

10. 发明专利

JPH11116624A MODIFIED FLUORORESIN AND MOLDED FORM 失效
公开(公告)号：JPH11116624A
公开(公告)日：1999-04-27
申请号：JP27709497
申请日：1997-10-09
申请人： HITACHI CABLE
发明人： YAMAMOTO YASUAKI , KUSANO HIROO , YAGYU HIDEKI
IPC分类号： C08J3/28 , C08F14/18 , C08J7/00
摘要： PROBLEM TO BE SOLVED: To obtain a modified fluororesin having each specific heat of crystallization, melting point and infrared absorption peak level and capable of giving a molded form with improved abrasion resistance and creep resistance while realizing the good characteristics inherent in fluororesin. SOLUTION: This modified fluororesin /that at 1,780 to 1,820 cm determined by infrared absorption spectroscopy, is obtained by irradiating a fluororesin (e.g. tetrafluoroethylene-based polymer) with an ionizing radiation (e.g. γ-rays) at a dose of 1 KGy to 10 MGy in an inert gas atmosphere of mol/g under heating to the melting point or higher. The objective molded form is obtained, for example, by irradiating fluororesin powder with an ionizing radiation followed by pressure molding.

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