The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 6677726 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 13, 2004

Filed:

May. 20, 2002
Applicant:
Inventor:

Keith James Hensel, Naremburn, AU;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 1/046 ;
U.S. Cl.
CPC ...
H01M 1/046 ;
Abstract

A rechargeable electric toothbrush is received within a charger . The toothbrush includes an outer body that receives a toothbrush assembly . Within the body , there is located a secondary electric circuit including a secondary coil . Upon the secondary coil being energized, DC electric power is delivered to the batteries for charging purposes. The socket includes a primary circuit including a primary coil that upon being energized causes the secondary coil to produce an AC current, subsequently converted into a DC current for the purposes of charging the battery


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