Lifting systems and methods for use with a hitch mechanism
US7429057B2 · kind B2 · utility
5Cited by
21References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 20, 2004 |
| Grant date | Sep 30, 2008 |
| Priority date | — |
| Expiry date | Feb 20, 2024 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60D1/363
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A lifting system for a hitch mechanism is provided. The lifting system includes a raise/lower member; an intermediate mechanism to move the raise/lower member between a lower position and an upper position; and a control for causing the intermediate mechanism to move the raise/lower member from one position to the other.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.