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:
Oct. 02, 2018
Filed:
Dec. 06, 2017
Applicant:
Laitram, L.l.c., Harahan, LA (US);
Inventors:
Bryant G. Ragan, Metairie, LA (US);
John F. Landrum, New Orleans, LA (US);
Robert L. Rosen, New Orleans, LA (US);
Assignee:
Laitram, L.L.C., Harahan, LA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65G 13/06 (2006.01); B65G 23/08 (2006.01); H02K 1/14 (2006.01); B65G 23/06 (2006.01); H02K 7/14 (2006.01); H02K 1/27 (2006.01); H02K 19/10 (2006.01); H02K 17/16 (2006.01); H02K 1/24 (2006.01);
U.S. Cl.
CPC ...
B65G 23/08 (2013.01); B65G 13/06 (2013.01); B65G 23/06 (2013.01); H02K 1/246 (2013.01); H02K 1/2753 (2013.01); H02K 7/14 (2013.01); H02K 17/165 (2013.01); H02K 19/106 (2013.01);
Abstract
A drive system for a motorized roller that includes a secondary stator external to the motorized roller. The outer shell of the motorized roller contains electrically conductive or magnetic material to form an induction, permanent-magnet, or reluctance motor with the secondary stator and boosts or bucks the torque of the motorized roller.