Control Device for the Drive of a Dental Handpiece Operated with a Regulated Electric Motor
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United States of America Patent
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N/A
Issued Date -
May 1, 2008
app pub date -
Oct 30, 2007
filing date -
Oct 31, 2006
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
The invention relates to a control device for the drive of a dental handpiece operated with a regulated electric motor. So that a dentist has an acoustic feedback concerning the loading of a tooth worked with the dental handpiece, the control device is so configured that a speed of rotation characteristic dependent on the load of the electric motor, starting from an initial point, falls with increasing motor current or increasing power, wherein at least one of the initial point, the inclination, and the development of the falling characteristic is selectable.
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Family
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