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Title:
PIPE JOINT COMPRISING FEMALE JOINT MEMBER AND MALE JOINT MEMBER
Document Type and Number:
WIPO Patent Application WO/2017/204239
Kind Code:
A1
Abstract:
Provided is a pipe joint which prevents operation failures caused by the leakage of internal fluid from a fluid channel. A pipe joint (1) detachably connects a corresponding male joint member (10) and female joint member (30) to one another using a chuck member (36) of the female joint member (30). The chuck member (36) is positioned so as to extend to the front of a front end opening (32a) on the outside of the female joint body (34) in the radial direction. The chuck member (36) is capable of displacement in the front-rear direction, and is also capable of displacement in the radial direction between a fastening position at which a fastening groove (44) is fastened to a fastening projection (22), and a fastening release position at which the fastening groove (44) displaces outward in the radial direction from the fastening position and is unfastened from the fastening projection (22). The male joint member (10) is connected to the female joint member (30) by insertion into a female-side channel (32), when displaced rearward toward a connection position from a provisional connection position while in a state where the fastening groove (44) is fastened to the fastening projection (22) in the provisional connection position.

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Inventors:
WADA, Akihiro (9-4, Nakaikegami 2-chome, Ohta-k, Tokyo 55, 〒1468555, JP)
Application Number:
JP2017/019313
Publication Date:
November 30, 2017
Filing Date:
May 24, 2017
Export Citation:
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Assignee:
NITTO KOHKI CO., LTD. (9-4 Nakaikegami 2-chome, Ohta-ku Tokyo, 55, 〒1468555, JP)
International Classes:
F16L37/084; F16L37/34
Domestic Patent References:
WO2010143259A12010-12-16
WO1992008074A11992-05-14
Foreign References:
JP2008286340A2008-11-27
US20040074541A12004-04-22
US20130174928A12013-07-11
JP2010025495A2010-02-04
JP2000515953A2000-11-28
DE2031629A11971-12-30
US5546984A1996-08-20
EP1164327A12001-12-19
US3028179A1962-04-03
Attorney, Agent or Firm:
ITOH, Shigeru et al. (1307 BUREX Toranomon, 7-5 Toranomon 2-chome, Minato-k, Tokyo 01, 〒1050001, JP)
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