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.

Date of Patent:
Apr. 21, 2020

Filed:

Aug. 27, 2015
Applicant:

Otis Elevator Company, Farmington, CT (US);

Inventors:

Bruce St. Pierre, Unionville, CT (US);

Daniel B. Davis, III, Middlefield, CT (US);

Bruce P. Swaybill, Farmington, CT (US);

Assignee:

OTIS ELEVATOR COMPANY, Farmington, CT (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B66B 17/12 (2006.01); B66B 7/08 (2006.01);
U.S. Cl.
CPC ...
B66B 17/12 (2013.01); B66B 7/085 (2013.01);
Abstract

A counterweight is provided including a counterweight frame including a crosshead. A counterweight hitch is operably coupled to the counterweight frame. The counterweight hitch includes a vertically stacked first sheave channel and a second sheave channel. Each of the first sheave channel and second sheave channel includes an interior cavity within which at least one individual sheave assembly is mounted. The plurality of individual sheave assemblies is substantially identical and arranged at an angle relative to a central plane of the counterweight frame.


Find Patent Forward Citations

Loading…