Towing device
US4618161A · kind A · utility
6Cited by
4References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 12, 1985 |
| Grant date | Oct 21, 1986 |
| Priority date | — |
| Expiry date | Jul 12, 2005 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60P3/127
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
An apparatus for being attached to the fifth-wheel mechanism of towing tractor for towing a disabled tractor-trailer. An arm is pivotally mounted on a body for movement between one or more raised positions and a lowered position. The body is attached to the towing tractor. A coupling mechanism is provided to attach the front of the disabled tractor-trailer to the arm. A lifting mechanism is provided to move the arm between the raised and lowered positions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.