Thermal barrier

Details Thermal barrier Thermal barrier

1976-11-08

1977-07-26

Caun, Peter M.

Flexible or portable closure, partition, or panel

Plural strip, slat, or panel type

Roll type

160232, 160235, E06B 908

Patent

active

040376397

ABSTRACT:
Moveable barrier to cover and uncover building window and the like to control thermal energy transmission. Barrier includes group of elongated hollow, slats mounted on tracks and connected by pivots. Slats form generally rectangular shaped moveable panel. Material of tracks and slats and the dead air spaces of slats form thermal barrier. Panel can be moved to cover and uncover area. Pivots provide for panel to be rolled up when moved to the uncover position.

REFERENCES:
patent: 878341 (1908-02-01), Cahill
patent: 1936300 (1933-11-01), Guss
patent: 1989513 (1935-01-01), Greegor
patent: 2926727 (1960-03-01), Purdy
patent: 2958083 (1960-11-01), Shook et al.

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