Operating mechanism for sliding window and door sashes

Details Operating mechanism for sliding window and door sashes Operating mechanism for sliding window and door sashes

1994-02-24

1995-07-25

Redman, Jerry

Movable or removable closures

With operator for movably mounted closure

Operator drives closure along guide

E05F 1100

Patent

active

054351014

ABSTRACT:
An operating mechanism for sliding a sash of a window or door. The mechanism includes an open spiral having a hollow, longitudinally extending center; rotator for rotating the open spiral around its center; and coupling element for coupling the open spiral to a window or door sash. A preferred window made with the operating mechanism of the invention includes extruded polymeric window jambs housing two open spirals on opposed lateral sides of a sash. The preferred window includes both a hand crank and an electric motor connected by a series of gears and a rod to the open spirals.

REFERENCES:
patent: 594553 (1897-11-01), Pearson
patent: 670929 (1901-04-01), Feder
patent: 1152425 (1915-09-01), Lovell
patent: 1870992 (1932-08-01), Freuler
patent: 1966815 (1934-07-01), Fuller
patent: 2321591 (1943-06-01), Gardner
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patent: 2913920 (1959-11-01), Wise
patent: 3022065 (1962-02-01), Martin
patent: 3469345 (1969-09-01), Hanks
patent: 4628636 (1986-12-01), Folger
patent: 5301734 (1994-04-01), Opel

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