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Title:
PIPE JOINT
Document Type and Number:
Japanese Patent JP2014190366
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a pipe joint which can obtain sufficient caulking performance even if used in a hose having a reinforcing layer composed of a metal material without deteriorating the insertion performance of the hose.SOLUTION: A pipe joint comprises: an external cylindrical body having a small-diameter hole and a large-diameter hole larger than the small-diameter hole in hole diameter; a core body which has a flange and a shaft, in which shaft holes are formed at the flange and the shaft, which is slidable to an axial direction in the large-diameter hole of the external cylindrical body, and in which the flange is arranged at the small-diameter hole side; and a holding member which can be expanded and contracted in diameter, has an inside diameter larger than an outside diameter of the shaft of the core body, and is slidably arranged in the axial direction between the larger-diameter hole of the external cylindrical body and the shaft of the core body. The pipe joint caulks a hose between the holding member and the shaft of the core body. The holding member 30 is composed of a plurality of main bodies 31 which are arranged in a circumferential direction, and a joining part 32 for joining the main bodies. The main bodies are composed of metal materials, and the joining part is composed of an elastic material.

Inventors:
MITSUNE KENJI
Application Number:
JP2013064217A
Publication Date:
October 06, 2014
Filing Date:
March 26, 2013
Export Citation:
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Assignee:
BRIDGESTONE CORP
International Classes:
F16L37/12; F16L33/26
Domestic Patent References:
JPH01153891A1989-06-16
JPH0384293A1991-04-09
JP2010255775A2010-11-11
JPH0490788U1992-08-07
JPS5963287U1984-04-25
Attorney, Agent or Firm:
Ichiro Honda
Sugimoto Yumiko
Junro Shinoda
渡耒 巧
Ota black 隆