Apparatus for insulating windows and the like
Apparatus for insulating window openings through walls and the like includes a thermal shutter, a rail for mounting the shutter adjacent to the window opening and a coupling for connecting the shutter to the rail. The thermal shutter includes an insulated panel adhered to frame members which surround the periphery of the panel. The frame members include a hard portion for providing the frame and a soft portion for providing a seal with that portion of the wall adjacent to the periphery of the opening. The coupling means is preferably integral with the attachment rail. According to a preferred embodiment, the coupling means includes a continuous hinge of reduced thickness. The thermal shutter can be permanently attached, hinged, bi-folded, or sliding with respect to the window and wall. A distribution method is to market the apparatus in kit'' form. 11 figs.
- DOE Contract Number:
- FC02-80CS30531
- Assignee:
- PTO; EDB-94-123597
- Patent Number(s):
- US 4454691; A
- Application Number:
- PPN: US 6-308169
- OSTI ID:
- 7249808
- Resource Relation:
- Patent File Date: 2 Oct 1981
- Country of Publication:
- United States
- Language:
- English
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