US 12,281,520 B2
Friction slip ring for a drive mechanism
Stanley Mayer, Rego Park, NY (US); and Stephen P. Hebeisen, Amawalk, NY (US)
Assigned to MECHOSHADE SYSTEMS, LLC, Long Island City, NY (US)
Filed by Mechoshade Systems, LLC, Middleton, WI (US)
Filed on Dec. 21, 2022, as Appl. No. 18/086,176.
Application 18/086,176 is a continuation in part of application No. 17/577,841, filed on Jan. 18, 2022, granted, now 12,044,072.
Application 17/577,841 is a continuation of application No. 16/654,895, filed on Oct. 16, 2019, granted, now 11,261,661, issued on Mar. 1, 2022.
Claims priority of provisional application 62/746,332, filed on Oct. 16, 2018.
Prior Publication US 2023/0123707 A1, Apr. 20, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. E06B 9/80 (2006.01); E06B 9/42 (2006.01); E06B 9/78 (2006.01); F16H 1/28 (2006.01)
CPC E06B 9/80 (2013.01) [E06B 9/42 (2013.01); E06B 9/78 (2013.01); E06B 2009/804 (2013.01); F16H 1/28 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A window shade system comprising:
a bracket having a first side and a second side;
a drive shaft having a first portion that extends from the first side of the bracket;
a drive mechanism received by the drive shaft;
a chain around a sprocket of the drive mechanism;
a first shade tube engaged with the first portion of the drive shaft;
the drive mechanism is configured to interface with a brake hub;
a friction slip ring is at least partially located inside the brake hub, wherein the brake hub is configured to rotate with respect to the friction slip ring, in response to an at least partial rotation of the drive mechanism.