Patent ID: 7171733
Filing Date: 2007-02-06
Classification: E04H

Abstract:
1. A chest of cinerary urns comprising a chest body having a plurality of urn receiving spaces each being open at a front side thereof to allow a cinerary urn to be placed in the urn receiving space, each of the cinerary urns storing cremated remains, and a plurality of cover plates detachably attached to the chest body at positions corresponding to the urn receiving spaces, respectively, to cover respective front sides of the urn receiving spaces, the chest further comprising: seal members each interposed between a portion of the chest body around an associated one of the urn receiving spaces and the cover plate corresponding to the associated urn receiving space; hollow inlet members each protruded from a portion of a rear wall of the chest body corresponding to an associated one of the urn receiving spaces, each of the inlet members communicating with the associated urn receiving space; valve mounting members each coupled to an associated one of the inlet members; and injection valves each fitted in an associated one of the valve mounting members, and centrally provided with an injection hole to allow gas to be injected through the injection hole into the associated inlet member; wherein each of the injection valves comprising: a hollow valve body tightly fitted in the associated valve mounting member, the valve body being provided, at one side thereof, with a tube fitting hole while being provided, at the other side thereof, with a gas inlet communicating with the associated inlet member; a valve seat hole formed at the valve body between the tube fitting hole and the gas inlet, the valve seat hole having a frustoconical cross-section having an area gradually increasing as the valve seat hole extends from the tube fitting hole to the gas inlet; a valve stem arranged in a gas passage defined in the valve body between the gas inlet and the valve seat hole to extend through the valve seat hole while being movable along the gas passage, the valve stem having a cross-section conforming to the cross-section of the valve seat hole; a pressing protrusion extending from one end of the valve stem into the tube fitting hole; and a spring arranged in the gas passage to elastically support the other end of the valve stem.