Electric motor sterilizable surgical power tool
US4873461A · kind A · utility
43Cited by
8References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 13, 1988 |
| Grant date | Oct 10, 1989 |
| Priority date | — |
| Expiry date | May 13, 2008 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02K5/128
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An electric motor suitable for use in a steam sterilizable surgical tool comprising a casing with a peripheral wall, plural magnets, an armature and structure rotatably supporting them in the casing, structure locating the magnets axially and circumferentially in the casing, and a sleeve radially outwardly pressing against the magnets. Wedged rings can supply part or all of the outward pressure on the sleeve.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.