Patent ID: 6843207

Claim:
A water supply tank unit attached to a heating apparatus having a moistening function comprising: a unit body attached to said heating apparatus; an open/close member including a support portion for supporting said open/close member to said unit body on one side so as to make said open/close member opened/closed freely, and a lock portion for locking said open/close member on said unit body on the other side, said open/close member biased in a direction of departing from said unit body; an operation member including an engagement portion engaged with said lock portion to keep said open/close member locked on said unit body, and a push button for unlocking said open/close member by a pushing-down operation of said push button; and a water supply tank held in said open/close member so as to be attachable/detachable, wherein said water supply tank and said open/close member have protrusions respectively so that said protrusions climb over each other and are locked to each other in a process of attaching/detaching said water supply tank.