Patent ID: 11892860
Assignee: nan
Field: Control (Instruments)
Classification: CPC G  F | IPC F  G

Claim 0:
1. A regulator comprising:
a body enclosing a cavity, and an inlet passage configured to attach to an associated gas cylinder and an outlet passage configured to attach to an associated cylinder valve, the inlet and outlet passages in selective fluid communication with one another;
first and second flexible diaphragms or bellows interposed between the inlet and outlet passages that form a pressure chamber therebetween;
a poppet assembly located between the inlet and outlet passages that selectively seals with a poppet seat to regulate fluid flow between the inlet and outlet passages; and
a charge port that selectively communicates from external to the body with the pressure chamber between the first flexible diaphragm or bellows and the second flexible diaphragm or bellows to set or reset a pressure in the pressure chamber.