Dentistry – Apparatus – Having motor or means to transmit motion from motor to tool
Patent
1985-11-27
1987-08-25
Peshock, Robert
Dentistry
Apparatus
Having motor or means to transmit motion from motor to tool
A61C 308
Patent
active
046890114
ABSTRACT:
A dental percussion instrument, which has a instrument housing fashioned as a handpiece, a ram with a test head at one end being mounted in the housing for movement between a retracted and an extended position and an electromagnetic drive for shifting the ram between said positions, characterized by the ram having essentially a constant cross-section over its entire length, a permanent magnet being secured to the other end of the ram opposite the test head and the magnetic coil of the drive being rigidly situated in the instrument housing in a portion spaced axially from the other end of the ram and the permanent magnet.
REFERENCES:
patent: 3377704 (1968-04-01), Brodie et al.
patent: 4482324 (1984-11-01), Wohlgemuth
patent: 4499906 (1985-02-01), Wohlgemuth et al.
Peshock Robert
Siemens Aktiengesellschaft
LandOfFree
Dental percussion instrument does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Dental percussion instrument, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Dental percussion instrument will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1921028