Sway controlling hitch system
US11780278B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 28, 2021 |
| Grant date | Oct 10, 2023 |
| Priority date | — |
| Expiry date | Nov 5, 2041 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60D1/46
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A hitch system comprising a hitch shaft with a forward end configured to rigidly attach to a tow vehicle and a rearward end extending rearwardly toward a trailer frame; a head unit pivotally attached to the rearward end of the hitch shaft at a first pivot point having an upper portion and a lower portion, comprising a hitch ball on the upper portion of the head unit positioned out of vertical alignment with the first pivot point creating a second pivot point between the hitch ball and a trailer attached thereto; and a slot on the lower portion of the head unit, the slot having portions in vertical alignment with the first pivot point and the second pivot point; a first moment arm with a distal end configured for slidable attachment to a first bracket on the trailer frame and a forked proximal end comprising a first tine pivotally connected to the lower portion of the head unit; and a second tine having a knob in a sliding connection with the slot; and a second moment arm with a distal end configured for slidable attachment to a second bracket on the trailer frame and a proximal end pivotally attached to the head unit; wherein the first moment arm is at a first angle relative to the…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.