Invention Grant
- Patent Title: Pipe joint
- Patent Title (中): 管接头
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Application No.: US13317946Application Date: 2011-11-01
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Publication No.: US09255657B2Publication Date: 2016-02-09
- Inventor: Makoto Yoshino , Masakazu Kondo
- Applicant: Makoto Yoshino , Masakazu Kondo
- Applicant Address: JP Kariya, Aichi-pref. JP Anjo, Aichi-pref.
- Assignee: DENSO CORPORATION,DENSO AIR SYSTEMS CORPORATION
- Current Assignee: DENSO CORPORATION,DENSO AIR SYSTEMS CORPORATION
- Current Assignee Address: JP Kariya, Aichi-pref. JP Anjo, Aichi-pref.
- Agency: Harness, Dickey & Pierce, P.L.C.
- Priority: JP2010-265369 20101129
- Main IPC: F16L33/00
- IPC: F16L33/00 ; F16L33/207

Abstract:
A pipe joint includes a soft pipe, a hard pipe and a sleeve. The hard pipe includes an insert portion inserted into an inside of the soft pipe from an end portion of the soft pipe. The sleeve is arranged radially outside of the insert portion and the soft pipe, and presses the soft pipe toward the insert portion. The insert portion includes a corrugated surface, which is arranged on an outer surface of the insert portion, and a column surface, which is arranged on the outer surface at a tip side of the insert portion. The sleeve includes a first small diameter portion, which is arranged radially outside of the corrugated surface and presses the soft pipe toward the corrugated surface, and a second small diameter portion arranged radially outside of the column surface and presses the soft pipe toward the column surface.
Public/Granted literature
- US20120133125A1 Pipe joint Public/Granted day:2012-05-31
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