Drive belt assembly for an electric vehicle
US11142284B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 31, 2019 |
| Grant date | Oct 12, 2021 |
| Priority date | — |
| Expiry date | Jan 24, 2040 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB62K2204/00
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A vehicle includes a frame, powertrain unit having output shaft, and a drive sprocket coupled to the output shaft for rotation therewith. A swing arm has a first end pivotably coupled to the frame and a second end supporting a drive wheel of the vehicle. A wheel sprocket is coupled to the drive wheel for rotation therewith, and a flexible final drive member is wrapped around the drive sprocket and the wheel sprocket to establish a driving relationship therebetween, the flexible final drive member forming a loop. An idler bracket is fixed with respect to the frame and supporting both an upper idler and a backside idler. The upper idler is positioned within the loop such that the flexible member engages an upper side of the upper idler. The backside idler is positioned outside the loop such that the flexible member engages an upper side of the backside idler.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.