Tow bar and releasable lock for tow bar leg
US8128116B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | May 12, 2011 |
| Grant date | Mar 6, 2012 |
| Priority date | — |
| Expiry date | May 12, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T403/32508
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A tow bar includes a towing hitch member including a pintle hitch and secured to a towing vehicle; a towed hitch member secured to a vehicle to the towed; a head member with a lunette ring; a pair of tow bar legs, each including a proximal end including an outer member with a distal end, and a distal end including an inner member with a proximal end telescopingly displaceable within the distal end of the outer member; a leg connector mechanism pivotally connecting the proximal ends of the tow bar legs to the head member; towed connector elements secured to the distal ends of the tow bar legs and structured to releasably connect the tow bar legs to the towed hitch member; and a locking mechanism structured to automatically and releasably lock each of the tow bar legs in either a stored configuration or a deployed configuration.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.