Bias regulated rolling truck bed cover
US11577590B2 · kind B2 · utility
0Cited by
47References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 14, 2021 |
| Grant date | Feb 14, 2023 |
| Priority date | — |
| Expiry date | Oct 14, 2041 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60P7/04
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A tonneau system that includes one or more tonneau sections and a retraction system. The retraction system has an adjuster shaft; a bias member; a drive roller in communication with the adjuster shaft; one or more lines connected to the one or more tonneau sections and/or to the drive roller; and an adjuster to adjust torque provided by the bias member. The bias member is connected to the adjuster shaft, the drive roller, or both.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.