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Class Information
Number: 433/103
Name: Dentistry > Apparatus > Having motor or means to transmit motion from motor to tool (e.g., "engine")
Description: Apparatus including either (a) a prime mover for driving a work contacting and modifying means, or (b) dynamic power transmission means between a prime mover and a work contacting and modifying means.

Sub-classes under this class:

Class Number Class Name Patents
433/108 And means to retain standard, arm, or handpiece in adjusted or stored position 10
433/134 Arbor 16
433/110 Endless belt transmission 4
433/112 Flexible shaft transmission 14
433/114 Hand-held tool or handpiece 85
433/113 Having treadle 0
433/106 Including braking means 4
433/105 Including clutch or variable transmission 24
433/104 Including lubricating or apparatus cooling means 49
433/107 Including means to apply counter force to counteract tool weight or movement 1

Patents under this class:

Patent Number Title Of Patent Date Issued
8035487 Method for assembling, identifying and controlling a powered surgical tool assembly assembled from multiple components Oct. 11, 2011
7984838 Recycled helium gas surgical instrument Jul. 26, 2011
5062796 Dental handpiece Nov. 5, 1991
4804329 Connecting device for an illuminant handpiece Feb. 14, 1989
4475889 Speed-increasing device for a dental handpiece Oct. 9, 1984
4286949 Portable dental apparatus Sep. 1, 1981
4281987 Ultrasonically driven low-speed rotary motor Aug. 4, 1981

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