Selectorized dumbbell
US6416446B1 · kind B1 · utility
116Cited by
16References
20Claims
0Family size
Inventor
Key dates
| Filing date | Feb 8, 1999 |
| Grant date | Jul 9, 2002 |
| Priority date | — |
| Expiry date | Feb 8, 2019 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63B21/00065
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
Weights are disposed on opposite sides of a base member, and selector rods are selectively moved into engagement with the desired number of weights on each side of the base member. Upon rotation of a knob, the selector rods move in opposite directions to engage the desired number of weights.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.