Bicycle trainer
US6676571B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | May 9, 2002 |
| Grant date | Jan 13, 2004 |
| Priority date | — |
| Expiry date | May 9, 2022 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB62M1/14
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
The bicycle trainer includes a frame having a head tube, a top tube, and a rear fork, wherein a foot bar and a front fork are mounted at a lower part of the head tube, a front part of the top tube is pivotally connected to the head tube, and the rear fork is connected to the top tube; a handle connected to the front fork of the frame and properly connected to the front fork; a front wheel and a rear wheel pivotally connected to front wheel and rear wheel; and a flexible device connecting the frame with a rear pivot shaft at one side of the rear wheel, wherein the flexible device drive the rear wheel to rotate and is recovered by using a swirling spring installed at the other side of the rear wheel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.