Cord tensioner

Details Cord tensioner Cord tensioner

2007-05-15

2007-05-15

Purol, David (Department: 3634)

Flexible or portable closure, partition, or panel

Pleating type

With slide guides

C160S279000

Reexamination Certificate

active

10970896

ABSTRACT:
A cord tensioner for the guide cords of a cord-guided window blind with movable rails holding a blind material. The cord tensioner, located at one of the rails, is a helically wound, extension spring with an integral extension limiter, extending axially through the spring, to prevent it from being overextended.

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