Removable truck box cover
US4014590A · kind A · utility
15Cited by
6References
6Claims
0Family size
Inventor
Key dates
| Filing date | Nov 3, 1975 |
| Grant date | Mar 29, 1977 |
| Priority date | — |
| Expiry date | Nov 3, 1995 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60J7/00
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A truck box cover adapted to be pulled laterally across the box by means of transverse rods to cover and uncover the box. The device is actuated by a rotating shaft controlling sprocket and chain devices to pull or retract the canvas.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.