Dental handpiece with a unitary body and an electrically conductive and elastic connection element
US8118594B2 · kind B2 · utility
4Cited by
11References
32Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 23, 2004 |
| Grant date | Feb 21, 2012 |
| Priority date | — |
| Expiry date | Aug 24, 2027 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61C19/042
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A dental handpiece (1) includes mechanical components, in particular, a tool-holder assembly for the attachment and for the rotational driving of a dental instrument about a drive axis (6) and an assembly for the transmission of such movement. The mechanical components are mounted in the interior of a body (2) having a head (4) and a handle (3). The mechanical components of the handle and the head of the handpiece are electrically connected by an elastic and electrically conducting connecting device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.