Swing analyzer
US8944932B2 · kind B2 · utility
51Cited by
27References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 30, 2009 |
| Grant date | Feb 3, 2015 |
| Priority date | — |
| Expiry date | Mar 3, 2031 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63B2220/833
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A calculating unit of a swing analyzer calculates, assuming that a golf club is in a uniform circular motion about a virtual center of rotation O during a swing, a virtual speed Vh at a central point R of a golf club head, based on a distance between first and second acceleration sensors, a distance between the first acceleration sensor and the central point R of a golf club head and outputs from the first and second acceleration sensors, and calculates the speed of central point R of a golf club head utilizing the virtual speed Vh.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.