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. 11, 2012
Filed:
Mar. 29, 2010
Applicants:
Jean-marc Perret, Passy, FR;
Adrien Brondex, Domancy, FR;
Inventors:
Jean-Marc Perret, Passy, FR;
Adrien Brondex, Domancy, FR;
Assignee:
Somfy SAS, Cluses, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02K 5/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
Tubular induction motor with two directions of rotation contained in a tube of a tubular actuator designed to be installed in a building. The tubular induction motor includes a squirrel cage rotor supported by bearings and a stator including a stack of metal laminations forming a central bore and centered in the tube, wherein a support part of a bearing is centered in the central bore, wherein the bearing is of the plain and conductor type and wherein it is placed as close as possible to a short-circuiting ring of the rotor, preferably less than 2 mm, and preferably less than 1 mm away.