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1. 发明专利

JP2008014389A Tool for conduit blockage and renewal method of supply pipe 有权
标题翻译：用于管道堵塞的工具和供应管的更新方法
公开(公告)号：JP2008014389A
公开(公告)日：2008-01-24
申请号：JP2006185658
申请日：2006-07-05
申请人： Hitachi Metals Ltd , Hokkaido Gas Co Ltd , 北海道瓦斯株式会社 , 日立金属株式会社
发明人： TSUTSUMI CHIAKI , ARAKI SATORU , OZEKI SHINJI , YUASA MASAYOSHI , YAMAMOTO HIROSHI , NAKAMURA TAKURO
IPC分类号： F16L55/10
摘要： PROBLEM TO BE SOLVED: To provide a tool for conduit blockage with a structure simpler than conventional one. SOLUTION: The tool has a blocking member 5 having a pair of elastic spherical members 51a, 51b of a closed cell structure connected at a predetermined interval by a wire 52 which are fit into a first supply pipe 1 from an opposite direction of the flowing direction of gas where the gas flows and a flexible press-in member 6 for pressing the blocking member 5 into the supply pipe 1. Preferably, the elastic spherical members 51a, 51b are made of ethylene propylene rubber (EPDM) or polychloroprene rubber (CR). The press-in member 6 has a rod-like body 61 formed by a soft resin such as polyurethane and a sphere 62 formed by engineering plastic such as polyamide fixed at its distal end. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种具有比常规结构简单的结构的导管堵塞工具。解决方案：工具具有阻挡构件5，该阻挡构件5具有通过线52以预定间隔连接的一对弹性球形构件51a，51b，线52从与第一供给管1相反的方向配合气体流动的气体的流动方向和用于将阻塞构件5按压到供给管1中的柔性压入构件6.优选地，弹性球形构件51a，51b由乙丙橡胶（EPDM）或聚氯丁二烯橡胶（CR）。压入构件6具有由诸如聚氨酯的软树脂形成的杆状体61和通过在其远端固定的工程塑料如聚酰胺形成的球体62。版权所有（C）2008，JPO＆INPIT

2. 发明专利

JP2007278474A Branch joint and its construction method 审中-公开
标题翻译：分支接头及其施工方法
公开(公告)号：JP2007278474A
公开(公告)日：2007-10-25
申请号：JP2006109018
申请日：2006-04-11
申请人： Hitachi Metals Ltd , Toho Gas Co Ltd , 日立金属株式会社 , 東邦瓦斯株式会社
发明人： TSUTSUMI CHIAKI , YONEDA SHINJI , TERANUMA TAKASHI
IPC分类号： F16L41/02 , F16L41/08
摘要： PROBLEM TO BE SOLVED: To provide a branch joint capable of withstanding a fire or outdoor environment, and its construction method.
SOLUTION: The branch joint comprises a saddle body 2 on one side and a saddle body 3 on the other side fastened to the outer peripheral surface of a main pipe. The saddle body 2 on one side can be in communication with the main pipe. The inner peripheral surface 26, straddling the main pipe, of the saddle body 2 on one side is provided with a branch part connected to a branch pipe leading to the inner peripheral surface 26, and a seal member 5 brought into close contact with the main pipe is fittingly mounted to the inner peripheral surface 26. A thermally expansible flame-resisting rubber material containing 55% aluminum hydroxide at least which is heat resistant putty containing expanded graphite, is applied onto the inner peripheral surface 26.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供能够承受火灾或室外环境的分支接头及其施工方法。解决方案：分支接头包括一侧的鞍座体2和固定在主管的外周面的另一侧的鞍座体3。一侧的马鞍体2可以与主管连通。在一侧的鞍座体2的跨越主管的内周面26设有与通向内周面26的分支管连接的分支部，与主体紧密接触的密封部件5 管被适当地安装到内周面26上。含有55％氢氧化铝的热膨胀性阻燃橡胶材料至少是含有膨胀石墨的耐热油灰被施加到内周面26上。 C）2008，JPO＆INPIT

3. 发明专利

JP2008185117A Closing cock device 审中-公开
标题翻译：关闭装置
公开(公告)号：JP2008185117A
公开(公告)日：2008-08-14
申请号：JP2007018716
申请日：2007-01-30
申请人： Hitachi Metals Ltd , Tokyo Gas Co Ltd , 日立金属株式会社 , 東京瓦斯株式会社
发明人： TSUTSUMI CHIAKI , YONEDA SHINJI , ARAKI SATORU , SATAKE YUKINOBU , ISHIKAWA MOTOMICHI
IPC分类号： F16K5/22 , F16K3/24 , F16K5/04 , F16K43/00
摘要： PROBLEM TO BE SOLVED: To provide a closing cock device wherein a valve element has reduced operating torque while solving problems with a conventional closing cock device.
SOLUTION: The closing cock device 1 comprises a cylindrical turning member 3 for opening/closing the flow of gas, and a case 2 for slidably holding it. The turning member 3 consists of the cylindrical valve element 30 having communication ports 31a, 31b, a lining layer 32 of an elastic material fixed onto the outer peripheral face thereof, and lubricant applied on the surface thereof. In the surface of the lining layer 32, a V-groove 321 is formed for holding the lubricant. The V-groove 321 is formed longer than each of the communication ports 31a, 31b and arranged symmetrically around the axis of rotation of the valve element 30.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种关闭旋塞装置，其中阀元件具有降低的操作扭矩，同时解决常规关闭旋塞装置的问题。解决方案：闭合旋塞装置1包括用于打开/关闭气体流动的圆柱形转动构件3和用于可滑动地保持气体的壳体2。转动构件3由具有连通口31a，31b，固定在其外周面上的弹性材料的衬里层32和施加在其表面上的润滑剂的圆柱形阀元件30组成。在衬里层32的表面形成有用于保持润滑剂的V形槽321。 V形槽321形成为比每个连通口31a，31b长并且围绕阀元件30的旋转轴线对称地布置。（C）2008年，JPO和INPIT

4. 发明专利

JP2005220986A Branch joint 有权
标题翻译：分支接头
公开(公告)号：JP2005220986A
公开(公告)日：2005-08-18
申请号：JP2004029022
申请日：2004-02-05
申请人： Hitachi Metals Ltd , Tokyo Gas Co Ltd , 日立金属株式会社 , 東京瓦斯株式会社
发明人： NAGAMI AKIO , TSUTSUMI CHIAKI , SATAKE YUKINOBU , SAKASAI RYUJI
IPC分类号： F16L41/06
摘要： PROBLEM TO BE SOLVED: To provide a branch joint capable of raising the jointing strength between a main pipe and a joint with no cracking on the main pipe for improved construction property.
SOLUTION: A branch joint 1 comprises a first sleeve piece 2 comprising a branching part 23 to which a branch pipe is connected, and a second sleeve piece 3 which is fastened to the outer peripheral surface of a main pipe 10 consisting of an iron pipe along with the first sleeve piece 2. A steel grid 95 of amorphous particles comprising the material harder than the main pipe 10 is sandwiched between the second sleeve piece 3 and the main pipe 10.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供一种能够提高主管和接头之间的接合强度的分支接头，在主管上不发生开裂，从而改善施工性能。解决方案：分支接头1包括第一套筒件2，第一套筒件2包括连接有分支管的分支部23和紧固到主管10的外周面的第二套筒件3，该主管10由铁管与第一套筒件2一起。包括比主管10更硬的材料的无定形颗粒的钢格栅95夹在第二套筒件3和主管10之间。版权所有（C）2005， JPO＆NCIPI

5. 发明专利

JP2005155875A Gas cock 有权
标题翻译：气体COCK
公开(公告)号：JP2005155875A
公开(公告)日：2005-06-16
申请号：JP2003399120
申请日：2003-11-28
申请人： Hitachi Metals Ltd , Nippon Parkerizing Co Ltd , Sankoo Gas Seiki Kk , サンコー瓦斯精機株式会社 , 日本パーカライジング株式会社 , 日立金属株式会社
发明人： NIBU HITOSHI , TSUTSUMI CHIAKI , SATO MASAYOSHI , SAKAI TOKIO , HIGUCHI MOTOKI , YAMASHITA TOSHIFUMI
IPC分类号： F16K5/02
摘要： PROBLEM TO BE SOLVED: To provide a gas cock of which the operability and durability are not remarkably impaired even when it is exposed to high temperature like never before, and of which the fracture and the inability to rotate hardly occur.
SOLUTION: A gas flow channel 14 and a cock body sliding face 15 are formed inside of a main body 10 of this gas cock 1. In the main body 10, a clock body 30 having an outer sliding face 31 is rotatably mounted. The outer sliding face 31 of the cock body 30 is provided with recessed parts 35 as storage parts of lubricant including graphite, in a dispersed state, and is coated with a graphite film. This gas cock 1 can reduce the probability of seizure of the main body 10 and the cock body 30 under high temperature environment, and can be rotated with low operating force.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供一种气体旋塞，其即使暴露于高温下也不会明显地损害其可操作性和耐久性，并且其中几乎不发生断裂和不能旋转。解决方案：气体流道14和旋塞体滑动面15形成在该气体旋塞1的主体10的内部。在主体10中，具有外滑动面31的钟体30可旋转地安装。旋塞体30的外滑动面31设置有分散状态的作为包含石墨的润滑剂的储存部的凹部35，并且涂覆有石墨膜。该气体旋塞1可以降低在高温环境下主体10和旋塞体30卡死的可能性，并能够以低的操作力旋转。版权所有（C）2005，JPO＆NCIPI

6. 发明专利

JP2008128480A Channel blocking tool and renewing method of gas supply pipe 有权
标题翻译：气体管道通道堵塞工具和再生方法
公开(公告)号：JP2008128480A
公开(公告)日：2008-06-05
申请号：JP2006317975
申请日：2006-11-27
申请人： Hitachi Metals Ltd , Hokkaido Gas Co Ltd , 北海道瓦斯株式会社 , 日立金属株式会社
发明人： TSUTSUMI CHIAKI , ARAKI SATORU , OZEKI SHINJI , YUASA MASAYOSHI , YAMAMOTO HIROSHI , NAKAMURA TAKURO
IPC分类号： F16L55/12
摘要： PROBLEM TO BE SOLVED: To provide a channel blocking tool having a further simplified structure with excellent operability. SOLUTION: The tool comprises an interruption bag 5a to be inserted into a supply pipe 1 for distributing gas, into which an expanding fluid is introduced; a first tube 6a with a built-in check valve 7a, connected at one end side with the interruption bag 5a and installed with a first coupler 8a at the other end side; a second tube 10 installed with a second coupler 9 to which the first coupler 8a is detachably inserted at one end side and connected with a pressurized fluid supply means at the other end side; and an operation tube 11 for separating the first coupler 8a from the second coupler 9 by operation from the other end side of the second tube 10. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供具有更好的可操作性的进一步简化的结构的通道阻挡工具。解决方案：该工具包括插入供给管1中的中间袋5a，用于分配引入膨胀流体的气体; 具有内置止回阀7a的第一管6a，其一端与中断袋5a连接，并且在另一端侧安装有第一联接器8a; 安装有第二联接器9的第二管10，第一联接器8a在一端侧可拆卸地插入该第二连接器9，并在另一端侧与加压流体供应装置连接; 以及操作管11，用于通过操作从第二管10的另一端侧将第一联接器8a与第二联接器9分离。（C）2008年，JPO和INPIT

7. 发明专利

JP2006283979A Meter gas plug 审中-公开
标题翻译：仪表气体插头
公开(公告)号：JP2006283979A
公开(公告)日：2006-10-19
申请号：JP2006167399
申请日：2006-06-16
申请人： Hitachi Metals Ltd , Hokkaido Gas Co Ltd , Sankoo Gas Seiki Kk , サンコー瓦斯精機株式会社 , 北海道瓦斯株式会社 , 日立金属株式会社
发明人： TSUTSUMI CHIAKI , HASEGAWA MICHIO , MAETANI HIROKI
IPC分类号： F16K5/00 , F23K5/00
摘要： PROBLEM TO BE SOLVED: To provide a meter gas plug capable of manufacturing a mechanism for regulating a fully closed position and preventing turn from the position inexpensively by a simple structure.
SOLUTION: A protruding part 25 is formed by substantially 180° in the circumferential direction at an upper part opening fringe 24 of a gas plug main body 2, and a bolt 6 for regulating fully closed position capable of moving vertically and a bolt 7 for preventing turn at an opposing position apart by substantially 180° are provided on a handle 4, respectively. The bolt 6 for regulating fully closed position is moved downward in advance and bumps against a collision prevention wall 25R or 25L on one side of the protruding part 25. A plug body 3 is turned to regulate a fully closed position. At this time, the bolt 7 for preventing turn is positioned on the collision prevention wall 25L on the other side apart by substantially 180° and is moved until it is locked in the collision prevention wall 25L on the other side to prevent turn of the plug body 3 in the forward and reverse directions.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够制造用于调节完全关闭位置的机构的仪表气塞，并且通过简单的结构来廉价地防止从该位置的转向。解决方案：突出部分25在气塞主体2的上部开口边缘24处沿圆周方向大致180°形成，并且用于调节能够垂直移动的完全关闭位置的螺栓6和螺栓在手柄4上分别设置有用于防止在相对位置上分开大致180°的转动的7。用于调节完全关闭位置的螺栓6预先向下移动，并且突出抵靠在突出部分25的一侧上的防碰撞壁25R或25L。塞体3被转动以调节完全关闭位置。此时，用于防止转弯的螺栓7位于另一侧的防碰撞壁25L上大致180°，并且移动直到其锁定在另一侧的防碰撞壁25L中，以防止插头身体3在正反方向。版权所有（C）2007，JPO＆INPIT

8. 发明专利

JP2003301987A Pipe joint for branching 审中-公开
标题翻译：管接头分支
公开(公告)号：JP2003301987A
公开(公告)日：2003-10-24
申请号：JP2002105966
申请日：2002-04-09
申请人： Hitachi Metals Ltd , Toho Gas Co Ltd , 日立金属株式会社 , 東邦瓦斯株式会社
发明人： TSUTSUMI CHIAKI , KATAGIRI SHIGERU , GOTO MASAFUMI , KANAMARU TAKESHI , MATSUURA HIDETOSHI
IPC分类号： F16L41/06 , F16L41/02
摘要： PROBLEM TO BE SOLVED: To provide a pipe joint for branching wherein the problem of conventional pipe joint for branching is solved, and a branch pipe is easily taken out with a main pipe shallowly buried. SOLUTION: In the pipe joint for branching, a first pipe part 20 erected toward the main pipe 10 and a saddle member 2 having a second pipe part 23 communicating the first pipe part 20 are provided astride on the top surface of the main pipe 10, a branch pipe is connected to the second pipe part 23 and the first pipe part 20 is communicated to the main pipe 10. The second pipe part 23 is adjacently arranged to the first pipe 20 in the longitudinal direction of the main pipe 10, and the central axis C2 of the second pipe part 23 is arranged so as to intersect with the central axis C0 of the main pipe 10 in a plan view. COPYRIGHT: (C)2004,JPO
摘要翻译：要解决的问题：提供一种解决用于分支的常规管接头的问题的分支管接头，并且利用浅埋的主管容易地取出分支管。解决方案：在用于分支的管接头中，朝向主管10竖立的第一管部分20和具有连通第一管部分20的第二管部分23的鞍部件2跨越主体的顶表面管10，分支管连接到第二管部23，第一管部20与主管10连通。第二管部23在主管10的长度方向上与第一管20相邻配置并且第二管部23的中心轴线C2布置成与主管10的中心轴线C0平面相交。版权所有（C）2004，JPO

9. 发明专利

JP2011106682A Saddle type joint 审中-公开
标题翻译： SADDLE TYPE JOINT
公开(公告)号：JP2011106682A
公开(公告)日：2011-06-02
申请号：JP2011043436
申请日：2011-03-01
申请人： Hitachi Metals Ltd , 日立金属株式会社
发明人： TSUTSUMI CHIAKI , ARAKI SATORU
IPC分类号： F16L41/08 , F16L41/02
摘要： PROBLEM TO BE SOLVED: To provide a saddle type joint which prevents the leakage of fluid to outside a joint part even if apertures of existing pipes are slightly different. SOLUTION: The saddle type joint includes a saddle-shaped upper body 2, and a saddle-shaped lower body 3. The upper body 2 has a pair of first projecting portions 23 extending in the pipe axial direction of the existing pipe 10 to sandwich an opening 11. An annular seal groove 231 holding an annular packing is formed between the pair of the first projecting portions 23. The seal groove 231 sticks out to middle portions 23a of the first projecting portions 23. The lower body 3 has a pair of second projecting portions 33 opposite to the first projecting portions 23. The second projecting portions 33 contact with the first projecting portions and the annular packing, and a press-contacting member 7 pressing the existing pipe 10 on the upper body is provided on the lower body 3. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：即使现有管道的孔略有不同，也可提供防止流体泄漏到接头部分外部的马鞍型接头。解决方案：鞍型接头包括鞍形上主体2和鞍形下体3.上体2具有沿着现有管10的管轴方向延伸的一对第一突出部23 夹持开口11.在一对第一突出部23之间形成有保持环状填料的环形密封槽231.密封槽231伸出到第一突出部23的中间部23a。下体3具有一对第二突出部分33与第一突出部分23相对。第二突出部分33与第一突出部分和环形密封件接触，并且在上体上按压存在的管道10的压力接触部件7设置在版权所有（C）2011，JPO＆INPIT

10. 发明专利

JP2007332982A Passage blocking tool, and updating method of supply pipe 有权
标题翻译：通气堵塞工具，以及供应管道更新方法
公开(公告)号：JP2007332982A
公开(公告)日：2007-12-27
申请号：JP2006162060
申请日：2006-06-12
申请人： Hitachi Metals Ltd , Hokkaido Gas Co Ltd , 北海道瓦斯株式会社 , 日立金属株式会社
发明人： TSUTSUMI CHIAKI , ARAKI SATORU , OZEKI SHINJI , YUASA MASAYOSHI , YAMAMOTO HIROSHI , NAKAMURA TAKURO
IPC分类号： F16L55/12
摘要： PROBLEM TO BE SOLVED: To provide a passage blocking tool having structure more simplified than a conventional one. SOLUTION: The passage blocking tool is provided with: a multiunit tube 5 inserted into a first supply tube 1 through which gas flows from the direction reverse to the flowing direction of gas, having a closed one end; and a fluid feeding means under pressure attached to the other end of the multiunit tube 5. The multiunit 5 has a guide tube 51 having flexibility, an intermediate layer 52 to cover the surface, and a covering layer 53 covered on the intermediate layer 52. The covering layer 53 has a pair of notches 54a, 54b circumferentially stripped off at a predetermined interval in the axial direction. The notches 54a, 54b communicates with the inside of the guide tube 51. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种比常规结构更简单的结构的通道阻塞工具。解决方案：通道阻塞工具设置有：插入到第一供应管1中的多单元管5，气体从与气体的流动方向相反的方向流动，具有封闭的一端; 以及在单元管5的另一端附近的压力下的流体供给装置。多单元件5具有具有柔性的导向管51，覆盖该表面的中间层52和覆盖在中间层52上的覆盖层53。覆盖层53具有沿轴向以规定间隔周向剥离的一对切口54a，54b。凹口54a，54b与导管51的内部连通。版权所有（C）2008，JPO＆INPIT

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