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:
May. 24, 2016
Filed:
Mar. 31, 2014
Applicant:
Nela Razvojni Center D.o.o., Zelezniki, SI;
Inventors:
Simon Zgaga, Zelezniki, SI;
Igor Markic, Skofja Loka, SI;
Martin Arnolj, Poljane nad Skofjo Loko, SI;
Matjaz Cemazar, Sorica, SI;
Assignee:
NELA RAZVOJNI CENTER D.O.O., Zelezniki, SI;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H02K 5/136 (2006.01); H02K 5/14 (2006.01); H02K 5/173 (2006.01);
U.S. Cl.
CPC ...
H02K 5/136 (2013.01); H02K 5/148 (2013.01); H02K 5/1732 (2013.01);
Abstract
Spark suppression shield for electric motors relates to universal commutator motors and to permanent magnet DC motors operating in environment containing flammable or explosive gases. The collar shaped as a wall is extending from bearing frame and surrounding commutator in approximately it's total height, where the gap in radial direction between commutator and collar is up to 3 mm and the collar might or might not have collar openings.