Patent ID: 6065627
Filing Date: 2000-05-23
Classification: B65D

Abstract:
A bung for a pressure vessel, the pressure vessel having an internally threaded opening for receiving the bung assembly, the bung assembly comprising:an externally threaded cylindrical body portion,an outwardly radiating flange integrally formed with and disposed at one end of said body portion, said flange having an inclined inner sidewall forming an acute angle with said body portion, andan annular ring-shaped gasket disposed about said cylindrical body portion, said gasket having a substantially wedge shaped cross-section with a first surface in communication with the sidewall of the cylindrical body, a second surface in communication with the inclined surface of said flange, and a third surface in communication with said pressure vessel,said inclined sidewall engaging the second surface of the gasket and biasing said first gasket surface radially inwardly against said body portion in addition to the biasing of the third gasket surface against said pressure vessel to form a pressure seal between the bung and the pressure vessel.