Friction controlled window balance

Details Friction controlled window balance Friction controlled window balance

1986-07-11

1987-10-06

Godici, Nicholas P.

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

Sash balances

Spring

16214, 49445, E05F 116

Patent

active

046973044

ABSTRACT:
This invention relates to a window sash balance of the coil spring and cord type in which a friction drag element is in frictional contact with multiple lengths of loops of said cord.

REFERENCES:
patent: 395165 (1888-12-01), Morgan
patent: 2294851 (1942-09-01), Owen

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