US 12,145,410 B2
Variable trailer sway damping
David Neil VanderLugt, Northville, MI (US)
Assigned to Robert Bosch GmbH, Stuttgart (DE)
Filed by Robert Bosch GmbH, Stuttgart (DE)
Filed on Aug. 31, 2022, as Appl. No. 17/823,893.
Prior Publication US 2024/0066933 A1, Feb. 29, 2024
Int. Cl. B60D 1/32 (2006.01); F16F 9/32 (2006.01); F16F 9/512 (2006.01)
CPC B60D 1/322 (2013.01) [F16F 9/3292 (2013.01); F16F 9/5126 (2013.01); F16F 2222/12 (2013.01); F16F 2232/02 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A trailer hitch system for connecting a tow vehicle and a trailer, the trailer hitch system comprising:
a vehicle connector configured to be coupled to the tow vehicle and including a chamber, the chamber including a center, an interior wall, and a valve for modulating a flow of hydraulic fluid within the chamber;
a pin extending through the chamber, the pin configured to rotate within the chamber;
a paddle coupled to the pin and sized and shaped to sit substantially flush against the interior wall, the paddle configured to push the hydraulic fluid in a first direction and a second direction through the valve;
a trailer connector coupled to the pin and configured to be coupled to the trailer; and
an electronic processor configured to control the valve.