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:
Dec. 14, 2021
Filed:
Jul. 03, 2019
Applicant:
Otis Elevator Company, Farmington, CT (US);
Inventors:
Jiro Murata, Chibaken, JP;
Takashi Takeuchi, Chibaken, JP;
Assignee:
OTIS ELEVATOR COMPANY, Farmington, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B66B 5/00 (2006.01); B66B 3/00 (2006.01); B66B 5/02 (2006.01); G06T 7/20 (2017.01); G06K 9/00 (2006.01);
U.S. Cl.
CPC ...
B66B 5/0031 (2013.01); B66B 5/0087 (2013.01); G06K 9/00711 (2013.01); G06T 7/20 (2013.01); G06T 2207/10016 (2013.01);
Abstract
A method of measuring braking deceleration of an elevator based on a video of a motion of a hoisting machine taken by a mobile device, the motion of the hoisting machine including a motion of a brake and a motion of a traction sheave, the method including capturing the video, processing the video, and calculating a braking deceleration of the elevator based on the processed video.