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. 14, 2020
Filed:
Mar. 06, 2019
Applicant:
Otis Elevator Company, Farmington, CT (US);
Inventors:
Huan Zhang, Glastonbury, CT (US);
John P. Wesson, West Hartford, CT (US);
Assignee:
OTIS ELEVATOR COMPANY, Farminton, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B66B 23/02 (2006.01); B66B 23/10 (2006.01); B66B 31/00 (2006.01); B66B 21/10 (2006.01); B66B 21/04 (2006.01);
U.S. Cl.
CPC ...
B66B 23/026 (2013.01); B66B 21/04 (2013.01); B66B 21/10 (2013.01); B66B 23/10 (2013.01); B66B 31/00 (2013.01);
Abstract
People conveyors and components for people conveyors are described. The components include a toothed surface having at least one tooth. The at least one tooth having an engagement surface and a surface pattern comprising pattern channels formed into the engagement surface.