F - Mech Eng,Light,Heat,Weapons – 17 – C
Patent
F - Mech Eng,Light,Heat,Weapons
17
C
F17C 13/04 (2006.01) F17C 5/00 (2006.01) F17C 5/06 (2006.01)
Patent
CA 2192863
The present invention relates to a fluid cylinder pressure check valve device, for use during the recharging of cylinders with fluid(s). In use, the invention is attached to a valve assembly of the cylinder so that when the valve assembly is opened, residual pressure within the cylinder may be determined to enable more efficient recharging. The invention also allows cylinders containing gas mixtures to be recharged to attain enhanced composition uniformity.
Debriae Thomas Edward
Notaro John
Sigeti Raymond Stephen
Praxair Technology Inc.
Sim & Mcburney
LandOfFree
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