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.:
Date of Patent:
Oct. 20, 1998
Filed:
Jan. 12, 1996
Applicant:
Inventor:
John C Sham, Hong Kong, HK;
Assignee:
Pentalpha Enterprises Ltd., , HK;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A46B / ;
U.S. Cl.
CPC ...
15 221 ; 15 23 ;
Abstract
An electric toothbrush is disclosed which includes an elongate body defining a handle, an elongate housing extending from the body and supporting a brush head at a distal end thereof, a drive shaft rotatably mounted within the housing and connected to the brush head, a motor disposed within the body and including a rotating output shaft, and a transmission assembly adapted to convert the rotational movement of the output shaft into reciprocating rotation of the drive shaft and brush head about a common axis of rotation.