Disposable dental prophy angle handpiece
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Oct 4, 1994
Grant Date -
N/A
app pub date -
Jul 13, 1993
filing date -
May 25, 1993
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A dental prophy angle handpiece used for teeth cleaning with its components made of plastic so as to be disposable after use including a front casing which comprises: foldable two sections to make a receptacle when folded, each one of the sections including a front cell, a shaft support and a cone portion formed in succession; a rotary member with a driven pinion at the middle and a metal ball at one end and installed in the front cells of the front casing; a drive shaft with a drive pinion that engages with the driven pinion of the rotary member and installed in the shaft supports of the front casing; a front cover covering the front casing to combine the front casing, the rotary member and the drive shaft into a single unit; and a cleaning cap attached to the rotary member. When the rotary member is rotated by the drive shaft that is connected to the rotary member via the pinion, the cleaning cap is rotated so as to clean the teeth.
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