Variable resistance flexion and extension excercise machine
US7530934B2 · kind B2 · utility
1Cited by
28References
2Claims
0Family size
Inventor
Key dates
| Filing date | Oct 5, 2007 |
| Grant date | May 12, 2009 |
| Priority date | — |
| Expiry date | Oct 5, 2027 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63B21/4047
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
An exercise machine including a frame and a drive arm pivotedly engaged to the frame, for example, on an upright thereof. A cylinder is mounted at one point to the frame and, at a removed end of a plunger, has links or rod members to engage the removed end of the plunger to the frame and also to the drive arm.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.