Window and sash balance

Details Window and sash balance Window and sash balance

1978-02-17

1980-03-04

Krizmanich, George H.

Miscellaneous hardware (e.g., bushing, carpet fastener, caster,

Sash balances

Spring

49445, 16210, 16206, E05D 1700

Patent

active

041909305

ABSTRACT:
A rattle free window having a sash balance that is provided with a sash hook that is connected to a slide by slot and pin means so arranged that the weight of the sash thereon cam; the slide laterally against the window jamb. The sash balance may also include a novel clip which both fixes one end of the balance spring to its housing and also attaches the housing to the window jamb. The window may also include a ramp clip which automatically catches the slide when the sash is raised so that further raising of the sash can lift the sash off of the novel sash hook and slide structure.

REFERENCES:
patent: 3012292 (1961-12-01), Brengman
patent: 3128510 (1964-04-01), Fanello et al.
patent: 3233278 (1966-02-01), Lundgren
patent: 3293686 (1966-12-01), Lundgren

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