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Patent Searching and Data


Title:
PIPE JOINT AND RUST PREVENTION METHOD THEREOF
Document Type and Number:
Japanese Patent JP2011226598
Kind Code:
A
Abstract:

To provide a pipe joint for connecting a rust prevention member to the pipe end surface of a spigot part without requiring time, and to provide a method of preventing rust thereof.

In a rust prevention member 5, locking parts 5f are formed at a diameter reducing direction side of an extended part 5c extended toward an insertion fitting direction into a spigot part 3a in a holding part 5b. Locked portions 3e to be engaged with the locking parts 5f while an elastic member 5a is pressed toward a pipe end surface 3b by the holding part 5b, are formed on the outer circumferential surface 3c of the spigot part 3a.


Inventors:
ISHII TAKEFUMI
Application Number:
JP2010000098232
Publication Date:
November 10, 2011
Filing Date:
April 21, 2010
Export Citation:
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Assignee:
COSMO KOKI CO LTD
International Classes:
F16L21/08; F16L58/18
Domestic Patent References:
JP2009024852A2009-02-05
JP2007198581A2007-08-09
JP2005337465A2005-12-08
Attorney, Agent or Firm:
重信 和男
清水 英雄
高木 祐一
中野 佳直
溝渕 良一
秋庭 英樹