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US 2011/0031702 A1Published application
Polyimide resin gaskets for diss outlet valves
OwnerD. Bruce WILSON, John L. Sprangerinventors
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Abstract
Gaskets made of a polyimide resin material for use in DISS valve connections are disclosed. Polyimide resin gaskets are relatively low cost and can be used in all types of operations requiring DISS connections. Polyimide gaskets exhibit negligible creep and can be used for long periods of time without significant deterioration of the leak rate.
Claims4
A gasket for a Diameter Index Safety System (DISS) type valve connection made from a polyimide resin material.
A Diameter Index Safety System (DISS) valve connection comprising a valve outlet, a nipple, a nut, and a polyimide resin material gasket.
Dependencies are inferred from the claim text.