Device for transmitting a drive force between a flexible element

Details Device for transmitting a drive force between a flexible element Device for transmitting a drive force between a flexible element

1990-05-10

1993-01-19

Johnson, Blair M.

Flexible or portable closure, partition, or panel

Pleating type

Lazy-tong links pivot about axes parallel to panel

160279, 160321, E06B 906

Patent

active

051799898

ABSTRACT:
A device for transmitting a drive force between a flexible element, such as cord, and a first rotatable, cylindrical body, said flexible element is trained around the casing surface of the body through a pre-determined angle, wherein a second cylindrical body is arranged with a rotating shaft parallel to that of the first, along which the flexible element is trained in opposing direction, said both bodies, preferably provided with at least one groove for receiving said flexible element, are embodied and/or placed such that the bodies rotate without slippage between flexible element and both cylindrical bodies.

REFERENCES:
patent: 146685 (1874-01-01), Jones et al.
patent: 3618418 (1971-11-01), Chittenden
patent: 4852627 (1989-08-01), Peterson

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