Ball and socket trailer hitch assembly
US6481740B1 · kind B1 · utility
11Cited by
3References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 12, 2001 |
| Grant date | Nov 19, 2002 |
| Priority date | — |
| Expiry date | Oct 12, 2021 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60D1/065
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A socket assembly for a trailer hitch includes a ball clamp member which has lateral arms or wings that limit the pivotal movement of the ball clamp member thereby improving the opportunity for the ball to properly fit in and totally seat within the cavity defined within the socket assembly.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.