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:
Feb. 28, 2012
Filed:
Apr. 25, 2007
Applicants:
Olivier Walti, Corbie, FR;
Nils Casteras, Corbie, FR;
Inventors:
Olivier Walti, Corbie, FR;
Nils Casteras, Corbie, FR;
Assignee:
Bubendorff, Attenschwiller, FR;
Primary Examiner:
Int. Cl.
CPC ...
H02P 27/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a motorized system for closing a building, of the roller shutter type with the particular feature that it has a two-phase asynchronous motor which comprises two windings () and is combined with a speed-varying device ().