Patent ID: 6491176
Filing Date: 2002-12-10
Classification: B65D,H01G,H01M,Y02E,Y10S

Abstract:
Sealing and venting valve, made from rubber elastic material, for a container having a container opening, the sealing valve comprising:a stopper member which can be inserted into the container opening, said stopper member having a first control channel section extending on an outer side of said stopper member parallel to a longitudinal axis thereof from a lower side of said stopper member facing an inner region of the container to an upper end of said stopper member; a stopper collar integral with said upper end of said stopper member, said stopper collar projecting in a radial direction beyond said stopper member, said stopper collar having a sealing lip formed thereon which seats in a sealing fashion on a container edge surrounding the container opening for normal pressures within the container and which lifts away from the container edge for increased pressure within the container, said stopper collar having a second control channel section communicating with and extending transverse to said first control channel section and up to said sealing lip.