Exercise shoe with limited range of rocking motion
US5135450A · kind A · utility
21Cited by
9References
12Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 12, 1991 |
| Grant date | Aug 4, 1992 |
| Priority date | — |
| Expiry date | Jul 12, 2011 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63B22/16
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
An improved exercise shoe including a generally semi-circular base for engaging a support surface on which the exercise shoe rocks with a range of rocking motion, the improvement providing the exercise shoe with a more limited range, particularly a variable more limited range of rocking motion. The more limited range of rocking motion includes a more limited range of forward rocking motion and a more limited range of rearward rocking motion, and particularly a variable more limited rearward range of rocking motion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.