CPC F16K 5/12 (2013.01) [F16K 24/06 (2013.01); F16K 27/04 (2013.01); F16K 39/04 (2013.01); F16L 55/13 (2013.01)] | 5 Claims |
1. An apparatus for locking a sealing member of a valve in a piping system or an enclosed system, comprising: a locking mechanism housing having an upper end, a lower end opposed to the upper end, and a body between the upper end and the lower end; the sealing member; a valve housing; wherein the locking mechanism housing, and the sealing member are disposed inside the valve housing; wherein the valve further comprises an inlet for communication with an ambient environment and an outlet for communication with the piping system or the enclosed system; wherein the lower end of the locking mechanism housing communicates with the outlet of the valve; wherein an enclosed zone is defined by the locking mechanism housing; wherein a first pressure exists in the enclosed zone, wherein a second pressure exists in the outlet; wherein the valve housing further comprises a valve housing enclosed end; and wherein a bleeder opening is formed on the valve housing enclosed end;
wherein the valve further comprises a locking mechanism housing end enclosed on the upper end and communicating with the bleeder opening, a compression diaphragm below a locking mechanism opening and sealed inside the locking mechanism housing; and wherein the bleeder opening serves as a port to fill an ideal gas or a noble gas in the locking mechanism housing between the compression diaphragm and the valve housing enclosed end.
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