Dental prophy angle
US5040978A · kind A · utility
69Cited by
21References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 22, 1989 |
| Grant date | Aug 20, 1991 |
| Priority date | — |
| Expiry date | Dec 22, 2009 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61C17/005
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A prophy angle having a single snap-in retention mechanism that is integral with the housing for retaining the prophy cup rotating member in permanent field position and providing good smooth rotation performance and a detent drive shaft snap-in retention mechanism that locks in position when the dental handpiece is connected.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.