Dental handpiece
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Feb 4, 1986
Grant Date -
N/A
app pub date -
Oct 26, 1984
filing date -
Oct 26, 1984
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A dental handpiece including motor portion and swivelable attachment portion. The motor portion includes an annular electrical commutator on its end facing the attachment. The attachment includes a lamp and associated electrical contacts for swivel contact with the commutator. The lamp illuminates the handpiece work area, either directly or through optical fibers. Swivelable chip air and water conduits in the motor/attachment combination are also disclosed.
First Claim
Family
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Cited Art Landscape
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