Electric toothbrush

Details Electric toothbrush Electric toothbrush

2007-04-03

2007-04-03

Corcoran, Gladys J P (Department: 1744)

Brushing, scrubbing, and general cleaning

Machines

Brushing

C015S028000, C015S022200

Reexamination Certificate

active

10924662

ABSTRACT:
An electric toothbrush includes a casing having a handle and a neck extending from the handle. A motor is situated within the handle and has an output shaft with an eccentric cam on it. A tuft block is located at a remote end of the neck. A rocker arm extends longitudinally within the neck and has a proximal end driven by the cam, and a distal end driving the tuft block. A resilient bushing is sealed within the neck and intermediate-portion of the rocker arm extends through it in sealed manner to allow pivoting of the rocker arm across the bushing.

REFERENCES:
patent: 5784743 (1998-07-01), Shek
patent: 6721986 (2004-04-01), Zhuan
patent: 6920660 (2005-07-01), Lam
patent: 2003/0154567 (2003-08-01), Drossler et al.

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