US 12,420,753 B2
Trailer parking brake system and method
Avesta Goodarzi, Whitby (CA); Todd J. Brinkman, Rochester Hills, MI (US); and Benjamin J. Eles, Goodrich, MI (US)
Assigned to GM GLOBAL TECHNOLOGY OPERATIONS LLC, Detroit, MI (US)
Filed by GM GLOBAL TECHNOLOGY OPERATIONS LLC, Detroit, MI (US)
Filed on Dec. 13, 2023, as Appl. No. 18/538,249.
Prior Publication US 2025/0196819 A1, Jun. 19, 2025
Int. Cl. B60T 7/20 (2006.01); B60P 3/07 (2006.01); B60T 7/08 (2006.01); B60T 7/16 (2006.01); B60T 8/17 (2006.01); B60T 17/22 (2006.01)
CPC B60T 7/20 (2013.01) [B60P 3/07 (2013.01); B60T 7/08 (2013.01); B60T 7/16 (2013.01); B60T 8/1701 (2013.01); B60T 17/22 (2013.01); B60T 2230/00 (2013.01); B60T 2240/00 (2013.01); B60T 2250/00 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A method for preventing unwanted movement of a trailer coupled to a towing vehicle, the method comprising:
obtaining sensor data via one or more sensors of the towing vehicle indicating movement of the towing vehicle and/or trailer; and
in response to an indication of movement of the towing vehicle and/or trailer, automatically activating a trailer brake to prevent movement of the trailer;
wherein the towing vehicle is in parking position and is turned OFF.