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:
Jul. 19, 2016
Filed:
Nov. 30, 2010
Applicants:
Arthur Blanc, Providence, RI (US);
Vladimir Blasko, Avon, CT (US);
Inventors:
Arthur Blanc, Providence, RI (US);
Vladimir Blasko, Avon, CT (US);
Assignee:
OTIS ELEVATOR COMPANY, Farmington, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B66B 1/34 (2006.01); B66B 1/30 (2006.01); B66B 7/00 (2006.01); G01H 1/12 (2006.01); G01H 3/00 (2006.01);
U.S. Cl.
CPC ...
B66B 1/30 (2013.01); B66B 7/00 (2013.01); G01H 1/12 (2013.01); G01H 3/00 (2013.01);
Abstract
A system for active control of noise and/or vibration includes an electric machine; at least one sensor for sensing at least one of noise and vibration in the machine and generating at least one of an audio signal representing noise and a vibration signal representing vibration; a controller obtaining at least one of the noise signal and the vibration signal, the controller generating control signals to reduce at least one of noise and vibration in the machine; and power electronics receiving the control signals and generating drive signals for the machine.