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:
Jun. 08, 2010
Filed:
Sep. 08, 2008
Joseph W. Grez, North Bend, WA (US);
John W. Pace, Bothell, WA (US);
Bruce E. Taber, Bothell, WA (US);
Duane B. Kutsch, Scottsdale, AZ (US);
Joseph W. Grez, North Bend, WA (US);
John W. Pace, Bothell, WA (US);
Bruce E. Taber, Bothell, WA (US);
Duane B. Kutsch, Scottsdale, AZ (US);
Koninklijke Philips Electronics N.V., Eindhoven, NL;
Abstract
A head portion of a nodally mounted rotating toothbrush is removable from a handle portion, which has a driving system therein. The head portion includes a spring assembly, having two spring sections, the spring assembly having a node point between the two ends and a nodal mount member at the node point which is connected to a cover member of the head portion. A driving assembly is arranged to drive the first spring section, the second section rotating in an opposing direction from the first spring section, the second spring section having a drive shaft extending therefrom, upon a free end of which a brushhead is mounted. When the head portion is removed from the handle, the spring assembly is removed therewith.