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:
Jun. 22, 2021
Filed:
Aug. 20, 2018
Applicant:
Otis Elevator Company, Farmington, CT (US);
Inventors:
Kevin Shepherd, Florence, SC (US);
Pieter Van Lieu, Florence, SC (US);
Assignee:
OTIS ELEVATOR COMPANY, Farmington, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B66B 17/12 (2006.01); B66B 7/02 (2006.01); B66B 15/02 (2006.01);
U.S. Cl.
CPC ...
B66B 17/12 (2013.01); B66B 7/02 (2013.01); B66B 15/02 (2013.01);
Abstract
An illustrative example embodiment of an elevator counterweight includes a frameless stack of a plurality of weights that are connected to maintain a vertical and horizontal alignment of the weights. A plurality of guides are directly supported on at least some of the weights. The plurality of guides are configured to guide movement of the counterweight along elevator guide rails.