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:
Apr. 25, 2017
Filed:
May. 16, 2012
Applicants:
John P. Wesson, Vernon, CT (US);
Xiaomei Yu, Glastonbury, CT (US);
David R. Polak, Glastonbury, CT (US);
Inventors:
John P. Wesson, Vernon, CT (US);
Xiaomei Yu, Glastonbury, CT (US);
David R. Polak, Glastonbury, CT (US);
Assignee:
OTIS ELEVATOR COMPANY, Farmington, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B66B 15/04 (2006.01);
U.S. Cl.
CPC ...
B66B 15/04 (2013.01);
Abstract
A method for constructing an interface between a sheave and a coated belt or rope of an elevator system, includes determining the surface energy of a surface of a coated belt or rope; and selecting a sheave such that the sheave has a work of adhesion between the coated belt or rope and the sheave, the work of adhesion meeting a defined relationship with a work of adhesion threshold.