Adjustable dumbbell system
US7261678B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 5, 2003 |
| Grant date | Aug 28, 2007 |
| Priority date | — |
| Expiry date | Oct 19, 2024 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63B2071/026
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A dumbbell is described including a handle having a grip and at least one end, an inner plate mounted on the handle adjacent the grip, in a fixed rotational orientation, a support plate rotationally mounted on the handle adjacent the inner plate, at least one collar rotationally mounted on the handle adjacent the support plate, and rotationally fixed with the support plate, a selector knob rotationally mounted on the handle adjacent the at least one collar, and rotationally fixed with the collar, a weight plate removably mounted on the handle adjacent the at least one collar, and a means for selectively securing the support plate to the inner plate to resist the rotation of the support plate, collar and selector knob with respect to the inner plate and handle.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.