Arrangement for releasing a fire curtain in a theater

Details Arrangement for releasing a fire curtain in a theater Arrangement for releasing a fire curtain in a theater

1981-05-22

1983-09-20

Caun, Peter M.

Movable or removable closures

Thermal releaser or actuator

Terminates counterweight condition

160 8, E05F 1520

Patent

active

044047681

ABSTRACT:
An improved arrangement for releasing a theatrical fire curtain is described having a mechanical coupling including a gear means which is automatically disengaged upon the occurrence of combustion to enable a fire curtain to descend and cover a proscenium opening.

REFERENCES:
patent: 784835 (1905-03-01), Clancy
patent: 1955826 (1934-04-01), Paul
patent: 2819628 (1958-01-01), Wardlaw
patent: 3613765 (1971-10-01), Sivin
patent: 3685567 (1972-08-01), Pemberton et al.

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