Abdominal exercise device
US8210998B2 · kind B2 · utility
6Cited by
4References
15Claims
0Family size
Inventors
Key dates
| Filing date | Sep 15, 2010 |
| Grant date | Jul 3, 2012 |
| Priority date | — |
| Expiry date | Sep 15, 2030 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63B23/0233
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
An abdominal exercise device has a base, a seat mounted on the base, a front frame rotatably on a front of the base, a rear frame rotatably mounted on a rear of the base, a connecter connected pivotally to the front frame and the rear frame, an adjusting assembly mounted on the base and at least one resilient element connected to the rear frame and adjusting assembly. The at least one resilient element pulls the rear frame along with the connecter and the front frame to assist in performing sit-ups so abdominal muscles of a user using the abdominal exercise device is trained.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.