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Class Information
Number: 160/322
Name: Flexible or portable closure, partition, or panel > Roll type > With rotating means > Strand > With compensating and shock absorbing spring
Description: Roll type devices in which a spring is provided which compensates for the uneven rate of winding of the fabric or absorbs shocks due to suddenly applied force tending to change the speed of the roll.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7114544 |
Cord tensioner for covering for architectural openings |
Oct. 3, 2006 |
| 5924758 |
Roll assist mechanism for tarp systems |
Jul. 20, 1999 |
| 5899254 |
Garage screen |
May. 4, 1999 |
| 5730197 |
Tension and release mechanism for belt member on roller door |
Mar. 24, 1998 |
| 5280818 |
Pulling device, preferably to pull a blind of a window blind assembly inwardly and outwardly, and an assembly incorporating such device |
Jan. 25, 1994 |
| 4997022 |
Roller doors |
Mar. 5, 1991 |
| 4852627 |
Closed loop control system for shade assembly |
Aug. 1, 1989 |
| 4615371 |
Awning with resilient motor coupling |
Oct. 7, 1986 |
| 4347885 |
Roller blind structure |
Sep. 7, 1982 |
| 4252172 |
Tensioning device for a rolling screen arrangement |
Feb. 24, 1981 |
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