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:
Mar. 03, 2015
Filed:
Nov. 18, 2008
Applicant:
Patrick Headstrom, Seattle, WA (US);
Inventor:
Patrick Headstrom, Seattle, WA (US);
Assignee:
Koninklijke Philips N.V., Eindhoven, NL;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02K 33/00 (2006.01); A46B 13/00 (2006.01); F16F 6/00 (2006.01); A61C 17/22 (2006.01); H02K 33/06 (2006.01);
U.S. Cl.
CPC ...
F16F 6/005 (2013.01); A61C 17/221 (2013.01); H02K 33/06 (2013.01);
Abstract
A magnetic spring arrangement for a resonant motor including a housing, magnets fixed in position at opposing ends of the housing, a magnet positioned within the housing for movement toward and away from the fixed magnets in a reciprocal oscillating motion with a driving action produced by a stator coil and an AC drive signal, wherein an applicator member is attachable to the moving magnet for corresponding movement of a workpiece portion of the applicator member.