초록 ▼

An insulation-dome former adapted for receiving and retaining available thermal insulation materials within, and weather strip-type gasketing on the exterior surfaces of same for the purpose of use above a folding stair-type hatch opening where a common-type heat loss condition usually exists. A moi

An insulation-dome former adapted for receiving and retaining available thermal insulation materials within, and weather strip-type gasketing on the exterior surfaces of same for the purpose of use above a folding stair-type hatch opening where a common-type heat loss condition usually exists. A moisture barrier insert is used when moisture resistant materials for the dome former are not employed.

대표청구항 ▼

A formative insulating dome for use over an opening which accommodates a stored folded stairway with and above an attic floor surface; said dome comprising: a) a top compartment having a top surface and a bottom surface and a plurality of sides; and, b) a plurality of lateral compartments comprising

A formative insulating dome for use over an opening which accommodates a stored folded stairway with and above an attic floor surface; said dome comprising: a) a top compartment having a top surface and a bottom surface and a plurality of sides; and, b) a plurality of lateral compartments comprising three-dimensional configurations with surfaces both abutting and non-abutting to said bottom surface and said sides; said lateral compartments each extending beneath said bottom surfaces along said sides; said lateral compartments being joined to said top compartments by a hinge and/or fastening means; said lateral compartments being joined to each other in an erected configuration, in an abutting manner as to form a perimeter wall configuration; said lateral compartments being joined to each other per a fastening means; said perimeter wall configuration being inclusive of: a) an inner-most surface which is perpendicular to said bottom surface and non-abutting to said sides; and, b) a lower-most planar surface which is parallel to said top surface of said top compartment.