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. 05, 2021
Filed:
Aug. 02, 2016
Applicant:
Otis Elevator Company, Farmington, CT (US);
Inventors:
Richard E. Kulak, Bristol, CT (US);
Michael J. Tracey, Cromwell, CT (US);
Assignee:
OTIS ELEVATOR COMPANY, Farmington, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B66B 13/20 (2006.01); B66B 13/18 (2006.01); B66B 13/12 (2006.01);
U.S. Cl.
CPC ...
B66B 13/20 (2013.01); B66B 13/12 (2013.01); B66B 13/18 (2013.01);
Abstract
An elevator car door interlock for unlocking an elevator car door of an elevator car is provided including a lock member () including an electrical contact (). A rotatable link arm () has a sensing mechanism () configured to detect a position of the elevator car door. An engagement latch () is pivotally mounted to the rotatable link arm. The engagement latch is engaged with the electrical contact when the elevator car door is locked. The engagement latch is rotated out of engagement with the electrical contact when the elevator car door is unlocked.