Exercise device
US5580335A · kind A · utility
11Cited by
9References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 16, 1994 |
| Grant date | Dec 3, 1996 |
| Priority date | — |
| Expiry date | Dec 16, 2014 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63B23/16
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
An exercise device including a pair of hollow cylindrical rollers interconnected so as to be maintained in generally line rolling engagement whereby upon the rollers being rotated by the hand of the person the person's fingers, thumb and hand are exercised, and if squeezed more tightly during rotation, the rollers also impart exercise to the wrist and forearm.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.