Range of motion machine and method and adjustable crank
US9044630B1 · kind B1 · utility
82Cited by
41References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 16, 2011 |
| Grant date | Jun 2, 2015 |
| Priority date | — |
| Expiry date | Feb 9, 2034 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63B2208/0252
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A range of motion machine having two or four cranks driven directly by motors without exposed gears or chains. The speed and direction of crank rotation and the length of the crank arms may be varied with electronic controls. Crank arm length may be varied whether the crank is stationary or rotating. The cranks and motors are mounted at the top of pedestals which are adjustable in height.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.