Cylinder valve
AssigneeThe BOC Group, Inc.
InventorDavid Birch
Life of this patent
Estimating the term…
Abstract
A cylinder valve includes: a single valve member in the form of a spring loaded shuttle, the spring exerting a pressure on the shuttle in a valve-closing direction; a valve seat against which the valve member bears in its valve-closing position; a guide defining a channel in which the shuttle is able to travel; a stop member able to be translated in the channel into and out of a position in which the stop member holds the valve member in its valve-closing position; and a valve body which is engaged by the guide, the guide being able to be translated into a position in which the shuttle cannot be brought to bear against the valve seat.
Claims15
A cylinder valve:
- a single valve member in the form of a spring-loaded shuttle, the spring exerting a pressure on the shuttle in a valve-closing direction;
- a valve seat against which said valve member bears in its valve-closing position;
- a guide defining a channel in which said shuttle is able to travel;
- a stop member able to be translated in said channel into and out of a position in which said stop member holds said valve member in its valve-closing position;
- and
- a valve body which is engaged by said guide, said guide being able to be translated into a position in which said shuttle cannot be brought to bear against said valve seat.
(canceled)
Dependencies are inferred from the claim text.