Bias regulated rolling truck bed cover

US11180009B2 · kind B2 · utility

Assignee

• Extang Corporation · US

Inventors

• Chad Carter · Manchester, US
• Ryan DeLong · Stockbridge, US
• Jerome Facchinello · Grand Blanc, US
• William Cohoon · Iron River, US
• Robert Gaarder · Beverly Hills, US
• Wilbur Paul Winkle, III · Ypsilanti, US

Key dates

• Filing date: Jun 24, 2020
• Grant date: Nov 23, 2021
• Expiry date: Jun 24, 2040

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B60P7/04
• WIPO field: Transport
• WIPO sector: Mechanical engineering

Abstract

A retraction system for a tonneau cover system, the retraction system includes: an adjuster shaft; a bias member disposed around the adjuster shaft; a drive roller in communication with the bias member; an adjuster configured to permit rotation of the bias member to increase or decrease an amount of force or torque provided by the bias member; a line connected to the drive roller and to one or more tonneau sections of the tonneau cover system, and a clamp that extends around the adjuster.