Patent ID: 6869062
Filing Date: 2005-03-22
Classification: F16K

Abstract:
1. A valve attached to an opening of a tank in which a fluid is sealed, for discharging said fluid in said tank outside via a connecting member connected to a tube, said valve comprising: a body having a substantially cylindrical shape and having a through-hole disposed at a central portion of said body; a first seal member provided on one end surface of said body; a valve plug provided in said through-hole and being seated on a valve seat by spring force of a spring; and a second seal member provided in said through-hole, said connecting member having a first end surface for abutting on said first seal member and a second end surface for abutting on said valve plug, wherein a distance between said first end surface and said second end surface of said connecting member is smaller than a distance between a first abutment surface of said first seal member for abutting on said connecting member and a second abutment surface of said valve plug.