Dual-attachment system for a sway control hitch
US8628107B2 · kind B2 · utility
9Cited by
11References
39Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 1, 2010 |
| Grant date | Jan 14, 2014 |
| Priority date | — |
| Expiry date | Jan 31, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49826
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A trailer hitch system for equalizing trailer loads and reducing trailer sway. The trailer hitch system may include spring bars that may be attached to a hitch head using a trunnion style connection. The spring bars may be attached to the trailer using rigid brackets that reduce swinging of the spring bars. The rigid brackets having a plurality of contact points may include an upward extending portion for attaching to the trailer tongue, and a lateral extending portion for receiving the spring bars thereupon. The rigid brackets may include a spacing member and an attachment member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.