Skylight shade

Details Skylight shade Skylight shade

1990-06-04

1992-02-18

Purol, David M.

Flexible or portable closure, partition, or panel

Roll type

With rotating means

160 5, 160 98, 160239, 160265, 52200, A47H 100

Patent

active

050885430

ABSTRACT:
A shade unit having a frame defining a skylight opening, to which is attached a motor assembly and a shade assembly. A control unit consisting of an open stop switch, a close stop switch controls the motor assembly with a relay switch charging the motors polarity. A wall switch controls the relay switch and a photoelectric switch which can also control the relay switch.

REFERENCES:
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patent: 2754899 (1956-07-01), Karobonik et al.
patent: 2780283 (1957-02-01), Wasserman
patent: 3294152 (1966-12-01), Kuijvenhoven
patent: 3355149 (1967-11-01), Wiegelmann et al.
patent: 3646985 (1972-03-01), Klann
patent: 3965348 (1976-06-01), Anetseder et al.
patent: 4390054 (1983-06-01), Niibori et al.
patent: 4606157 (1986-08-01), Esposito
patent: 4610116 (1986-09-01), Schulz
patent: 4691753 (1987-09-01), Baier
patent: 4762160 (1988-08-01), Bechtold et al.
patent: 4846242 (1989-07-01), Baier
patent: 4995442 (1991-02-01), Marzel

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