초록 ▼

Energy saving attachments for insulating attic access openings in the ceilings of houses or other buildings comprise insulating panels which attach from below to the outside of a swing-down door which closes the access opening, or to the ceiling around the access opening. The panels, which may be fi

Energy saving attachments for insulating attic access openings in the ceilings of houses or other buildings comprise insulating panels which attach from below to the outside of a swing-down door which closes the access opening, or to the ceiling around the access opening. The panels, which may be fitted to existing attic door installations, do not impede access to the attic, nor do they impede operation of the door or a folding stairway when such is carried by the door.

대표청구항 ▼

An energy saving attachment for use in insulating an attic access opening, comprising a panel structure having a box or tray-like support member specifically dimensioned substantially to cover the access opening, thermal insulating material substantially filling the support member, and means for att

An energy saving attachment for use in insulating an attic access opening, comprising a panel structure having a box or tray-like support member specifically dimensioned substantially to cover the access opening, thermal insulating material substantially filling the support member, and means for attaching the support member from below to a swing-down door closing the access opening, wherein the support member includes channel-like flanges along opposed longitudinal sides thereof and wherein the flanges and insulating material are dimensioned for sliding the panel structure into engagement with an outer panel of the attic door with said flanges gripping opposed longitudinal edges of the door to provide the attaching means.