Title:
VALVE AND PIPE JOINT
Document Type and Number:
Japanese Patent JP2016200156
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a valve which enables reduction of a deformation amount of a seal member to make the seal member less likely to be removed from a groove when the seal member is fastened to be held.SOLUTION: A valve 10 comprises: a valve body 11 having a conical surface 20; an annular groove 30 formed on the conical surface 20 and having one groove wall surface 32 perpendicular to the conical surface 20; an annular seal member 40 inserted into the annular groove 30 and including one part projecting from the conical surface 20; and a fastening part 51 which is formed at the inner side of an opening part on the other groove wall surface side of the annular groove 30 and protrudes into the opening part to fasten the seal member 40.SELECTED DRAWING: Figure 1
Inventors:
IMAICHI FUMIO
MITSUNE KENJI
MITSUNE KENJI
Application Number:
JP2015078231A
Publication Date:
December 01, 2016
Filing Date:
April 07, 2015
Export Citation:
Assignee:
BRIDGESTONE CORP
International Classes:
F16K1/46; F16K1/38; F16K25/00; F16L37/38
Domestic Patent References:
| JPS58187687U | 1983-12-13 | |||
| JPS6145668U | 1986-03-26 | |||
| JP2002081589A | 2002-03-22 | |||
| JPH0538633A | 1993-02-19 | |||
| JP2004028335A | 2004-01-29 | |||
| JP2009097714A | 2009-05-07 |
Foreign References:
| US20130020521A1 | 2013-01-24 |
Attorney, Agent or Firm:
Atsushi Nakajima
Kato Kazunori
Hiroshi Fukuda
Kato Kazunori
Hiroshi Fukuda