Patent ID: 6122775
Filing Date: 2000-09-26
Classification: A61H

Abstract:
A drain valve for use with an air bath having a bath vessel and an air distribution system, said drain valve comprising:a valve housing for extending between the bath vessel and a fluid waste pipe, said valve housing including an upper opening for positioning proximate the bath vessel and a lower opening for receiving fluid from said air bath distribution system, said lower opening extending at an angle to said upper opening and including upper and lower surfaces;a stopper including first and second vertically aligned plungers, said stopper being secured within said valve housing and being capable of moving relative thereto such that said second plunger is positioned above said lower surface of said lower opening when said stopper is in an open position for allowing fluid from the air distribution system to flow into the fluid waste pipe, and said second plunger is positioned below said lower surface of said lower opening when said stopper is in a closed position for sealing fluid from the air distribution system within said valve housing.