Disappearing Screen

Details Disappearing Screen Disappearing Screen

1996-06-17

1998-08-04

Purol, David M.

Flexible or portable closure, partition, or panel

Plural and/or with rigid closure

Diverse types

160313, 1603231, A47H 100

Patent

active

057879524

ABSTRACT:
An integrated window screen system including a roller screen assembly which provides for out of view storage of the screen material (22). The screen material (22) is attached to the sash (10) of a double hung or similar window. The opposite edge of the screen (22) is attached to a roller drum (30) mounted on a shaft (78). The drum (30) is mechanically interconnected to a spring motor (26) which includes a constant force spring (62) which has the effect of keeping the screen (22) taut when deployed. The roller drum (30) is located below the window sill (50).

REFERENCES:
patent: 602553 (1898-04-01), Casselberry
patent: 975146 (1910-11-01), Manelius
patent: 1038138 (1912-09-01), Hikes
patent: 1082339 (1913-12-01), Kelly
patent: 1252286 (1918-01-01), Masson
patent: 1844599 (1932-02-01), Renzetti
patent: 1942308 (1934-01-01), Renzetti
patent: 2514274 (1950-07-01), Zagrodny
patent: 2575128 (1951-11-01), Renzetti
patent: 4390054 (1983-06-01), Niibori et al.
patent: 4671557 (1987-06-01), Lemp

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