Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
LOW TEMPERATURE FLUID JOINT
Document Type and Number:
Japanese Patent JP2008286339
Kind Code:
A
Abstract:

To provide a low temperature fluid joint minimizing the leakage of low temperature fluid without the need for gasification.

The front end face of a female side poppet valve 30 and the front end face of a male side poppet valve 40 are shaped to approximately correspond to each other when opposed to each other. To a sliding ring body 13, a bellows 20 is connected with liquid tight which is expandable in the axial direction and has a flow path for the low temperature fluid on the inner periphery side. A front end cylinder portion 54 thrusts the sliding ring body 13 while abutting thereon, whereby the sliding ring body 13 is moved relative to the female side poppet valve 30 to open the female side poppet valve 30. The front end face of the female side poppet valve 30 thrusts the male side poppet valve 40 while abutting thereon, whereby the male side poppet valve 40 is opened.


Inventors:
KAMIYA TAKANOBU
MAEMURA TAKASHI
NAKAMURA AKIRA
ISHIKAWA KEITARO
Application Number:
JP2007133345A
Publication Date:
November 27, 2008
Filing Date:
May 18, 2007
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
MITSUBISHI HEAVY IND LTD
International Classes:
F16L37/30; F16K1/34; F16K1/38; F16K41/10
Domestic Patent References:
JP2000230686A2000-08-22
JP2003322284A2003-11-14
JP2002372184A2002-12-26
JPH08501135A1996-02-06
JPS5880689U1983-05-31
JPH1061860A1998-03-06
JPH11280976A1999-10-15
JPS63121900U1988-08-08
JPH03100681U1991-10-21
JP2008286340A2008-11-27
Attorney, Agent or Firm:
Noriharu Fujita
Kunio Ueda