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1. 发明专利

JP2004026862A Rubber composition and tyre using the same 审中-公开
公开(公告)号：JP2004026862A
公开(公告)日：2004-01-29
申请号：JP2002180873
申请日：2002-06-21
申请人： Ohtsu Tire & Rubber Co Ltd :The , Sumitomo Rubber Ind Ltd , オーツタイヤ株式会社 , 住友ゴム工業株式会社
发明人： KATAOKA TAKAHIRO , SHIMIZU KUNIHIKO
IPC分类号： C08L21/00 , B60C1/00 , C08K3/00 , C08K5/098 , C08K5/18
CPC分类号： B60C1/0016 , B60C1/0025
摘要： PROBLEM TO BE SOLVED: To provide a rubber composition capable of improving an outer appearance of a rubber product by vividly coloring, and a tyre using the same.
SOLUTION: The rubber composition contains 5-100 pts.wt blooming compound, 30-100 pts.wt white filler and ≤10 pts. wt black filler based on 100 pts.wt rubber component, wherein the blooming compound preferably contains at least one of the compounds selected from the group consisting of an aromatic amine compound, an aliphatic compound and an organometallic compound, and the tyre using the rubber composition to a tread and/or sidewall part of the tyre is also provided.
COPYRIGHT: (C)2004,JPO

2. 发明专利

JP2003252260A RUBBER CRAWLER AND RUBBER CRAWLER TRAVEL DEVICE 审中-公开
公开(公告)号：JP2003252260A
公开(公告)日：2003-09-10
申请号：JP2002054287
申请日：2002-02-28
申请人： OHTSU TIRE & RUBBER CO LTD
发明人： YOSHIDA TOMOHISA
IPC分类号： B62D55/253
摘要： PROBLEM TO BE SOLVED: To provide a rubber crawler capable of preventing peeling of a tensile body when the tensile body is pressed from an outer peripheral side to an inner peripheral side. SOLUTION: The rubber crawler 7 is equipped with an endless tensile body 16 embedded inside of a belt body 8 formed in an endless strip by a rubber material, a core metal 13 embedded at an interval in the longitudinal direction of an inner peripheral side of the belt body 8 of rather than the tensile body 16 and a lug 20 on an outer peripheral surface of the belt body 8. A reinforcing core body 18 is embedded at the position corresponding to the embedded position of the core metal 13 at the outer peripheral side of the belt body 8 rather than the tensile body 16. COPYRIGHT: (C)2003,JPO

3. 发明专利

JP2003234012A OVER HEAD BACKLIGHT 审中-公开
公开(公告)号：JP2003234012A
公开(公告)日：2003-08-22
申请号：JP2002030953
申请日：2002-02-07
申请人： OHTSU TIRE & RUBBER CO LTD
发明人： HANIYU ATSUSHI
IPC分类号： G02F1/13357 , F21S2/00 , F21V23/00 , F21V23/02 , F21V29/00 , F21Y103/00 , G02B27/02 , G09F13/04
摘要： PROBLEM TO BE SOLVED: To provide a new means for preventing the degradation or variation in intensity by heat of an overhead backlight. SOLUTION: In the overhead backlight, a tubular lamp 4 having electrodes 16 at both longitudinal ends is disposed in a case 2 having a non-light emitting area 8a around a light-emitting surface part 3a, and an inverter 5 for turning on the tubular lamp 4 is provided. In the case 2, a heat shield plate 28 is provided which divides a first space 29 mainly behind the light-emitting surface 3a from a second space 30 mainly behind the non-light emitting area 8a. The inverter 5 is provided in the second space 30, and in the tubular lamp 4, each of the electrodes 16 at the longitudinal both ends is located in the second space 30, and a longitudinal middle part 18 is located in the first space 29. COPYRIGHT: (C)2003,JPO

4. 发明专利

JP2003220807A UNLEVEL TRACK TRAVELING RADIAL TIRE 审中-公开
公开(公告)号：JP2003220807A
公开(公告)日：2003-08-05
申请号：JP2002024419
申请日：2002-01-31
申请人： OHTSU TIRE & RUBBER CO LTD
发明人： SHIMIZU KUNIHIKO
IPC分类号： B60C9/22 , B60C9/18
摘要： PROBLEM TO BE SOLVED: To prevent possible occurrence of deterioration of maneuvering stability and indication errors of a speedometer or the like due to the expansion deformation to be generated in the tire diameter direction caused by the centrifugal force in high speed rotation, in an unlevel track traveling radial tire having a carcass ply to be set at an angle of 0° to 15° from the radial direction set at 0° and also having a breaker ply to be arranged at an angle of 60° to 80° between the layer formed by the carcass ply and the tread faces. SOLUTION: A cover ply 10 is provided at an intermediate layer between the depth where the breaker ply 8 is to be provided and the tread face 2a. A ribbon shaped material 14 to form the cover ply 10 is wound around the breaker ply 8 while holding angle to the radial direction at substantially 90°, and shifting its position in the tire width direction for each winding into spiral disposition. COPYRIGHT: (C)2003,JPO

5. 发明专利

JP2003191732A TWO-SPLIT TYPE ANTI-SKID TOOL FOR TIRE 审中-公开
公开(公告)号：JP2003191732A
公开(公告)日：2003-07-09
申请号：JP2001395312
申请日：2001-12-26
申请人： OHTSU TIRE & RUBBER CO LTD
发明人： OOTO MANABU , MATSUNAMI SHIGERU
IPC分类号： B60C27/06 , B60C27/12
摘要： PROBLEM TO BE SOLVED: To solve the problem that handling is inconvenient because each net constituting piece is deflected circular-arc-shapedly in accompaniment to contraction of a rubber band when not mounted on a tire, in a two-split type anti-skid tool for the tire having a non-metallic anti-skid tool main body windable around an outer circumference of the tire and split into the two net- constituting pieces, a non-expandable inside fastening cord held in a width- directional inside of the anti-skid tool main body while contacting therealong, and the rubber band held in the width-directional outside of the anti-skid tool main body with respect to the each net-constituting piece of the anti-skid tool main body while contacting therealong. SOLUTION: An outside fastening device 4 has outside fastening cords 15 contacting individually along width-directional outsides of the respective net- constituting pieces 2A, 2B, the respective outside fastening cords 15 are made lengths corresponding to one-portions of the respective net-constituting pieces 2A, 2B in an unextended condition and the cords 15 are extended when the anti-skid tool main body is wound around the outer circumference of the tire. COPYRIGHT: (C)2003,JPO

6. 发明专利

JP2003182655A CRAWLER BELT BUSH AND CRAWLER BELT 审中-公开
公开(公告)号：JP2003182655A
公开(公告)日：2003-07-03
申请号：JP2001390351
申请日：2001-12-21
申请人： OHTSU TIRE & RUBBER CO LTD
发明人： MATSUMOTO KOICHI
IPC分类号： E02F9/02 , B62D55/21
摘要： PROBLEM TO BE SOLVED: To increase a life of a crawler belt bush by preventing breaking away of a joining portion with a pipe element in an annular elastic element adhered to the pipe element. SOLUTION: An annular elastic element 9 adhered to an outer surface of a pipe element 8 and having thickness in a diametrical direction of the pipe element 8 is provided with a tilting surface 17 inwardly tilting in a diameter direction on both sides and expanding in the longitudinal direction of the pipe element 8. COPYRIGHT: (C)2003,JPO

7. 发明专利

JP2003175867A CRAWLER BELT AND EQUIPMENT FOR MANUFACTURING CRAWLER BELT 审中-公开
公开(公告)号：JP2003175867A
公开(公告)日：2003-06-24
申请号：JP2001379122
申请日：2001-12-12
申请人： OHTSU TIRE & RUBBER CO LTD
发明人： UENO YOSHIRO
IPC分类号： B62D55/253
摘要： PROBLEM TO BE SOLVED: To provide a crawler belt capable of preventing a multi-film from being damaged by a corner of a lug, where the top part (ground contact surface) and the side face of a lug meet, when traveling across ridges having surfaces covered with multi-film. SOLUTION: This crawler belt 6 comprises the lug 12 on the outer peripheral surface of a crawler body 8 formed endlessly of a rubber-like elastic body. A vane part 15 projected in lateral outward direction B of the outer end part of the lug 12 in lateral direction B is provided on the end part side of the crawler body 8 in lateral direction B through all the peripheral direction A of a crawler. COPYRIGHT: (C)2003,JPO

8. 发明专利

JP2003165910A THERMOPLASTIC ELASTOMER COMPOSITION, MOLDING THEREOF, AND ASSEMBLY OF MOLDINGS 审中-公开
公开(公告)号：JP2003165910A
公开(公告)日：2003-06-10
申请号：JP2001366157
申请日：2001-11-30
申请人： OHTSU TIRE & RUBBER CO LTD
发明人： KODAIRA HIROSHI
IPC分类号： A61J1/05 , C08J5/00 , C08K3/22 , C08L101/00
摘要： PROBLEM TO BE SOLVED: To obtain a thermoplastic elastomer composition, to provide a molding of the same, and an assembly of moldings of the same, improved in stain resistance. SOLUTION: The thermoplastic elastomer compositions or its molding 2 contains 0.1-20 pts.mass of magnesium oxide based on 100 pts.wt. of a polymer component containing a thermoplastic elastomer. The polymer component contains 20 mass% or more of the thermoplastic elastomer and, in addition, may contain a plasticizer such as a polyolefin resin, a paraffin oil, and a naphthene oil. It is preferred that the thermoplastic elastomer be a styrene- conjugated diene block copolymer. The thermoplastic elastomer composition is formed into a molding as required. COPYRIGHT: (C)2003,JPO

9. 发明专利

JP2003137149A ELASTIC CRAWLER 审中-公开
公开(公告)号：JP2003137149A
公开(公告)日：2003-05-14
申请号：JP2001338388
申请日：2001-11-02
申请人： OHTSU TIRE & RUBBER CO LTD
发明人： YOSHIDA TOMOHISA
IPC分类号： B62D55/253
摘要： PROBLEM TO BE SOLVED: To provide an elastic crawler capable of preventing the mud pushed aside by a lug from rising in a projection back and forth in the circumferential direction of the crawler even with regard to an elastic crawler having lugs in which projections project from the end edge of a crawler body in the width direction to the outside of the crawler in the width direction. SOLUTION: The crawler body 8 is formed in endless belt-shaped state with an elastic body. The crawler is provided with lugs 12A and 12B having the projection the end of which of the crawler width direction projects from the end edge 8a of the crawler body width direction B to the outside of the crawler width direction. The end edge 19a of the lugs 12A and 12B of the crawler width direction B is formed from the end edge 8a of the crawler width direction B to the inside of the crawler width direction B in the projection forming side of the lugs 12A and 12B.

10. 发明专利

JP2003118766A NEEDLESTICK CAP AND ITS PRODUCTION 审中-公开
公开(公告)号：JP2003118766A
公开(公告)日：2003-04-23
申请号：JP2001312660
申请日：2001-10-10
申请人： OHTSU TIRE & RUBBER CO LTD
发明人： KODAIRA HIROSHI , SAKAGUCHI KASHIO , OI AKIRA
IPC分类号： B65D53/00 , A61J1/05 , B29C45/14 , B29K19/00 , B29L31/56
摘要： PROBLEM TO BE SOLVED: To provide a needlestick cap which can prevent the generation of a burr without scratching an outer tube and its production. SOLUTION: An outer tube 10 comprises a tubular main body 11 having a needlestick part 20 and is made of a thermoplastic synthetic resin such as polyethylene or polypropylene. Roughly on the center of the inside peripheral face of the tubular main body 11 an annular rib 12 for molding is formed protrusively, and on the outer side edge of the bottom side of the same an annular rib 13 for connection is formed. In producing the same, a molded outer tube 10 is positioned in molds 1, 2 for clamping. Here, the annular rib 12 of the outer tube 10 presses the top end face of the mold 1 for sealing the gap between the tube 10 and the mold 1.

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