Window having a counterbalance system that maximizes egress opening
OwnerJohn R. Kunzinventor
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OwnerJohn R. Kunzinventor
Estimating the term…
A counterbalance system for a window assembly having a window sash that moves in a guide track. The counterbalance system has a first stop mounted in the guide track. A spring housing is placed in the guide track above the first stop. The spring housing holds the counterbalance spring that provides the counterbalance force. The spring housing is free to move along the guide track above the first stop. The spring housing is incapable of passing the first stop and traveling below the first stop. A brake shoe is positioned in the guide track. The counterbalance spring has a free end that extends from the spring housing to the brake shoe. The brake shoe is capable of moving in the guide track past the first stop. In this manner, the brake shoe can be raised above the first stop.
A counterbalance system for counterbalancing a window sash in a guide track of a window frame, said counterbalance system comprising:
A window assembly, comprising:
Dependencies are inferred from the claim text.