Abstract: An attachment structure of a storage unit having: a tank casing body; a tank casing door member, and a lock portion; and an operation member, and a push button, wherein: an outer circumference of a storage unit is surrounded with an opening portion of an exterior panel; the push button is protruded from an outer surface of the exterior panel in a mount position of the exterior panel when the exterior panel is in assembling work; and a space for inserting a circumferential edge of the opening portion of the exterior panel is formed on the back of the push button.

Abstract: An attachment structure of a storage unit having: a tank casing body provided for forming a space for holding a water supply tank; a tank casing door member including a support shaft supported to the tank casing body on one side so as to make the tank casing door member opened/closed freely, and a lock portion locked to the tank casing body on the other side, the tank casing door member blocking the space of the tank casing body in a closed state and biased in a direction of departing from the tank casing body; and an operation member including an engagement portion engaged with the lock portion to retain a state locked to the casing base, and a push button for unlocking the locked state by a pushing operation, wherein: an outer circumference of a storage unit is surrounded with an opening portion of an exterior panel; the push button is protruded from an outer surface of the exterior panel in a mount position of the exterior panel when the exterior panel is in assembling work; and a space for inserting a cir

Abstract: A water supply tank unit, attached to a heating apparatus having a moistening function, comprising an open/close member biased in a direction of departing from a unit body attached to the heating apparatus, and a water supply tank held in the open/close member so as to be attachable/detachable, wherein the water supply tank and the open/close member have protrusions respectively so that the protrusions climb over each other and are locked to each other in a process of attaching/detaching the water supply tank.