Rotary tensioner
US10746264B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Nov 16, 2017 |
| Grant date | Aug 18, 2020 |
| Priority date | — |
| Expiry date | Jan 22, 2038 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16H2007/0893
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A tensioner comprising a base having a base aperture, the base aperture having an axis A-A and capable of receiving a driven component, a rotary arm rotatably engaged with the base and encircling the base aperture, a swing arm pivotally engaged with the rotary arm, a first torsion spring biasing the swing arm, a first pulley journalled to the swing arm, a rotary ring rotatably encircling the base aperture and disposed between the rotary arm and the base, a second pulley journalled to the rotary ring, a second torsion spring engaged between the rotary ring and the rotary arm for biasing the rotary ring, and a wave spring in pressing engagement between the base and the rotary ring.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.