Direct drive for exercise machines
US8992364B2 · kind B2 · utility
66Cited by
8References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 4, 2013 |
| Grant date | Mar 31, 2015 |
| Priority date | — |
| Expiry date | Oct 3, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T74/18232
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
An exercise machine includes a support structure, a crank shaft rotatably mounted on the support structure, a first planetary gear set operatively coupled to the crank shaft so that the crank shaft provides an input for the first planetary gear set, a second planetary gear set operatively coupled to the first planetary gear set so that an output of the first planetary gear set provides an input for the second planetary gear set, and a flywheel rotatably operatively coupled to the second planetary gear set so that an output of the second planetary gear set rotates the flywheel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.