Dental handpiece
US4983121A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Feb 24, 1988 |
| Grant date | Jan 8, 1991 |
| Priority date | — |
| Expiry date | Feb 24, 2008 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61C1/052
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A dental handpiece is provided with a gripping sleeve, which receives a base member arrangement composed of either a single piece or multi-pieces. The base member having bearing arrangements for supporting a drive shaft section, which is engageable with the drive shaft of a motor and has an arrangement for guiding various agent lines, such as water, air or light or electrical power on the outer surface of the base member within the interior of the sleeve. The outer sleeve is free of holding and guide elements for the agent lines and the gripping sleeve can be firmly clamped onto the base member or can be clamped to the base member with interposed elastic vibration-dampening elements.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.