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:
Jul. 23, 2013
Filed:
Jun. 28, 2007
Applicants:
James Ching Sik Lau, Hong Kong, CN;
Duncan Yiu Lung Wong, Hong Kong, CN;
Chi Hang Ngai, Hong Kong, CN;
Inventors:
James Ching Sik Lau, Hong Kong, CN;
Duncan Yiu Lung Wong, Hong Kong, CN;
Chi Hang Ngai, Hong Kong, CN;
Assignee:
Johnson Electric S.A., La Chaux-de-Fonds, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 1/24 (2006.01);
U.S. Cl.
CPC ...
Abstract
A small PMDC motor has a wound salient pole armature. The armaturehas a winding guidedisposed within each winding tunnelformed between adjacent salient poles of the armature. The winding guideis arranged to separate the radially inner portion of the respective winding tunnel whereby windingswound about the adjacent salient poles of the armature are restrained from entering into the opposite radially inner portion of the winding tunnel