Constant viscosity speed reducer

Details Constant viscosity speed reducer Constant viscosity speed reducer

2011-04-05

2011-04-05

Purol, David (Department: 3634)

Flexible or portable closure, partition, or panel

Roll type

With brake or stop

C160S008000

Reexamination Certificate

active

07918264

ABSTRACT:
A speed reducer assembly for rolling screen systems includes a speed reducer chamber. A resistance element is mounted for movement within the speed reducer chamber. A non-viscous resistance material is provided in contact with the resistance element within the speed reducer chamber.

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