Patent ID: 6089271
Filing Date: 2000-07-18
Classification: B65D,F16K,Y10T

Abstract:
A gas relief valve for a container, comprising:a support means having an aperture through which to discharge gases filled within said container on which said gas relief valve is mounted;an opening or closing means which is disposed so as to close said aperture of said support means in a normal state and which is caused to open by gases discharged from said aperture when a pressure of the gases filled in said container reaches a predetermined inner gas pressure; anda pressing means disposed outside said opening or closing member so as to cause said opening or closing means to close the aperture of said support means so as for air outside the gas relief valve to fail to enter therein after the gases filled in the gas relief valve are discharged therefrom, said opening or closing means being formed so as to provide a space on a bottom surface thereof as said opening or closing means is mounted on an outer side of said support means, said space being so disposed as to allow the gases filled in said container and passed through said aperture of said support means to be stored for discharging until the pressure of the gases reaches the predetermined inner gas pressure.