Invention Grant
- Patent Title: Self-tracking vehicle trailer
- Patent Title (中): 自动跟踪车辆拖车
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Application No.: US13804114Application Date: 2013-03-14
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Publication No.: US08876141B1Publication Date: 2014-11-04
- Inventor: Richard D. Craft
- Applicant: Richard D. Craft
- Agency: Southeast IP Group LLC
- Agent Cort Flint; Thomas L. Moses
- Main IPC: B60D1/00
- IPC: B60D1/00 ; B62D13/04

Abstract:
A self-tracking trailer is disclosed for towing by a vehicle which tracks the movement of the vehicle for ease of maneuvering comprising a trailer frame having a front frame member extending generally transverse to a longitudinal axis of said trailer. A vehicle trailer hitch assembly includes a pivotal cross-bar carried by said front frame member; a trailer hitch tongue carried by the cross-bar insertable into a vehicle hitch receiver affixed to the vehicle. The cross-bar is pivotally carried by said front frame member for rotation about a pitch axis. A swivel connector is disposed between said pivotal cross-bar and said vehicle providing rotation about a trailer roll axis.
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