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:
Jan. 12, 2021
Filed:
Dec. 13, 2016
Applicant:
Otis Elevator Company, Farmington, CT (US);
Inventor:
Guohong Hu, Farmington, CT (US);
Assignee:
OTIS ELEVATOR COMPANY, Farmington, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B66B 5/22 (2006.01); B66B 5/02 (2006.01); B66B 5/18 (2006.01); B66B 9/00 (2006.01);
U.S. Cl.
CPC ...
B66B 5/22 (2013.01); B66B 5/02 (2013.01); B66B 5/18 (2013.01); B66B 9/00 (2013.01);
Abstract
A selectively operable magnetic braking system having a safety brake adapted to arrest movement when moved from a non-braking state into a braking state, a magnetic brake pad configured to move between an engaging position and a non-engaging position, the magnetic brake pad, when in the engaging position, moving an engaging mechanism and thereby the safety brake from the non-braking state into the braking state, and an electromagnetic actuator configured to move the magnetic brake pad from the non-engaging position to an engaging position.