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.

Date of Patent:
Oct. 11, 2016

Filed:

Jan. 17, 2013
Applicant:

Grundfos Holding A/s, Bjerringbro, DK;

Inventors:

Morten Sofussen, Aarhus C., DK;

Inger-Lise Volsgaard Jakobsen, Silkeborg, DK;

Assignee:

GRUNDFOS HOLDING A/S, Bjerringbro, DK;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 11/00 (2016.01); G07C 3/00 (2006.01); G01P 13/04 (2006.01);
U.S. Cl.
CPC ...
H02K 11/001 (2013.01); G01P 13/045 (2013.01); G07C 3/00 (2013.01); H02K 11/0094 (2013.01); H02K 11/20 (2016.01); H02K 11/21 (2016.01);
Abstract

An electric motor includes a signal device () for the display of at least two different operating conditions. For this, the signal device () includes six light diodes (A-A) which, with a running motor, are switched in a flashing manner synchronously to one another but shifted in time, so that they represent the rotational movement of the motor.


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