Clamping device for dental handpiece
US4129945A · kind A · utility
7Cited by
3References
12Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 29, 1977 |
| Grant date | Dec 19, 1978 |
| Priority date | — |
| Expiry date | Jun 29, 1997 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T279/17461
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A clamping device for a dental handpiece to clamp a tooth treatment tool and provide for rapid connection with and disengagement from the dental handpiece. The clamping device includes a pre-clamping element provided with flexible tongues to clamp the shank of the tool prior to clamping the tool shank with the drive shaft of the dental handpiece, and a control mechanism to connect and disconnect the tool shank and the drive shaft.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.