Resources Contact Us Home
Browse by Category: Main > Health & Medicine
Class Information
Number: 433/123
Name: Dentistry > Apparatus > Having motor or means to transmit motion from motor to tool (e.g., "engine") > Hand-held tool or handpiece > Having reciprocating, vibrating, or oscillating output > Having rotating cam or eccentric > And adjustment for stroke, intensity, or position of tool
Description: Apparatus including means whereby one of the following may be varied: (a) the distance the tool travels during each reciprocation, (b) the impact with which the tool strikes the work, or (c) the orientation or attitude of the tool with respect to the hand engaged portion of the device.

Patents under this class:

Patent Number Title Of Patent Date Issued
6443731 Medical and dental handpiece Sep. 3, 2002
5454718 Handpiece head for a medical or dental handpiece with a reciprocating treatment tool Oct. 3, 1995
5340310 Dental prophy angle Aug. 23, 1994
5169312 Dental apparatus intended for driving an instrument for endodontic surgery Dec. 8, 1992
5145369 Dental tool driving apparatus having rotating and roto-reciprocating motions Sep. 8, 1992
4984985 Dental instrument Jan. 15, 1991
4781588 Counter-angle head for endodontic instrument Nov. 1, 1988
4629426 Endodontic appliance Dec. 16, 1986
4289849 Tools for drilling, reaming and the like with simultaneous angular and linear oscillatory motions Sep. 15, 1981
4008521 Dental tools Feb. 22, 1977

  Recently Added Patents
Depth estimation apparatus and method
Powder pulverising device
Fuel cell with air channel actuator
Image processing apparatus
Fuel cell module, manufacturing method thereof and unit containing several of the latter
  Randomly Featured Patents
Adjustment fixture for wishbone booms board-sailing devices
Low drive voltage LiNbO3 intensity modulator with reduced electrode loss
Portable secure data files
Semiconductor memory device having a bit compressed test mode and a check mode selecting section
Method and apparatus for diffusion based cell placement migration
Method for controlling snack product blistering through the use of solid lipid particles
Puffer circuit-breaker having a pneumatically-locked semi-moving piston
Linear compressor
Method of producing self-aligned mask in conjunction with blocking mask, articles produced by same and composition for same
Porous tin particles and the preparation for the same