Flexible or portable closure – partition – or panel – Plural strip – slat – or panel type – Venetian blind type
Reexamination Certificate
2006-08-22
2006-08-22
Purol, David (Department: 3634)
Flexible or portable closure, partition, or panel
Plural strip, slat, or panel type
Venetian blind type
Reexamination Certificate
active
07093644
ABSTRACT:
A window covering, a lifting mechanism for a window covering and a locking device for a lifting mechanism are disclosed. The lifting mechanism includes main body, a pair of cord spools rotatably mounted to the main body, and a pair of coil springs that rotate a member separate from the cord spools, and the member rotates the spools to wind the cord onto the spools. The locking device includes a main body, a cord slot associated with the main body and a locking arm having a cord channel in sliding engagement with the main body and having a channel, and a biasing mechanism to move the cord channel out of alignment with the slot and releasably lock the cord in position
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Purol David
Springs Window Fashions LP
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