Tow bar having leg lock with opposing latch elements
US8366137B1 · kind B1 · utility
Assignee
Inventor
Key dates
| Filing date | Aug 30, 2010 |
| Grant date | Feb 5, 2013 |
| Priority date | — |
| Expiry date | Jul 22, 2031 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60D1/1675
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A locking mechanism for a tow bar having a leg with telescoping inner and outer members, the locking mechanism including a shuttle device secured to a proximal end of the inner member and having a peripheral groove spaced between a tapered forward end and a tapered rearward end thereof. The locking mechanism also including an aft latching device for locking the tow bar leg in a deployed configuration, and a fore latching device for locking the tow bar leg in a storage configuration. Each fore and aft latching device including a pair of latch elements pivotally and biasingly mounted in a pair of opposing slots of a housing, the slots being superimposed over corresponding openings through the outer member for cooperatively, simultaneously and lockingly interacting with the peripheral groove of the shuttle device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.