Automatic power-driven toothbrushes

Details Automatic power-driven toothbrushes Automatic power-driven toothbrushes

2005-01-25

2005-01-25

Till, Terrence R. (Department: 1744)

Brushing, scrubbing, and general cleaning

Machines

Brushing

C015S022200, C015S021100, C310S012060

Reexamination Certificate

active

06845537

ABSTRACT:
The present invention discloses the present invention discloses a power toothbrush that includes a body portion105. An elongated level arm102extends from one end of the body portion to a toothbrush head101disposed at a distal end of the toothbrush. The toothbrush head includes a plurality of brush bristles. The elongated lever arm102is mounted on a vibrating pivot104driven by rotational DC motor engaging and pushing a set of permanent magnets attached to a two-arm fork rotating along the lever arm102. In a preferred embodiment, the DC motor drives a three-leg permanent magnets each disposed at a 120-degree phase from each other for driving the two-arm fork for generating a vibration that three-times the frequency of the DC motor's rotational frequency.

REFERENCES:
patent: 5189751 (1993-03-01), Giuliani et al.
patent: 6140723 (2000-10-01), Matsui et al.
patent: 20020084707 (2002-07-01), Tang
patent: 20020092104 (2002-07-01), Ferber et al.

Affiliated with

Also associated with

Rating

Automatic power-driven toothbrushes does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Automatic power-driven toothbrushes, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Automatic power-driven toothbrushes will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-3389794