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

Claim 10:
11. 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;
a flexible diaphragm or bellows interposed between the inlet and outlet passages;
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, wherein the poppet assembly includes a poppet stem connected to a poppet and to the flexible diaphragm or bellows; and
a component having first and second states, the first state limiting flow in a gas cylinder filling direction from the outlet passage to the inlet passage of the regulator, and a second state permitting flow in the gas filling direction.