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:
Apr. 22, 2014
Filed:
Jul. 13, 2011
Gerhard Kressner, Altenstadt, DE;
Gerhard Kressner, Altenstadt, DE;
Braun GmbH, Kronberg, DE;
Abstract
A handle portion of an electric toothbrush includes an electric motor; a first drive shaft being attachable to a head portion axle of a head portion of an electric toothbrush; a second drive shaft being attachable to a housing of a head portion of an electric toothbrush; and a drive comprising a first drive section and a second drive section. The first drive section is located between the electric motor and one of the first drive shaft and the second drive shaft. The first drive section is arranged to convert a rotational motion of the electric motor into an oscillating pivoting of one of the first drive shaft and the second drive shaft. The second drive section is arranged to transfer an oscillating pivoting of the first drive shaft or the second drive shaft to the respective other drive shaft.