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:
Dec. 17, 2019
Filed:
Oct. 12, 2012
Koninklijke Philips N.v., Eindhoven, NL;
Pieter Johannes Bax, Drachten, NL;
Franciscus Jozef Bosman, Drachten, NL;
Geert Hendrik Westrup, Drachten, NL;
KONINKLIJKE PHILIPS N.V., Eindhoven, NL;
Abstract
A power toothbrush having a vibration compensation system, the toothbrush including a toothbrush housing (), and an actuator which includes a stator () having a first moment of inertia and a rotor () having a second moment of inertia, at the end of said rotor is mounted a bristle member. A first spring element () having a first spring constant connects the stator to the housing, while a second spring element () having a second spring constant connects the rotor to the housing, wherein the ratio of the first and second spring constants is substantially the same as the ratio of the first and second moments of inertia.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile