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:
May. 12, 2020
Filed:
Oct. 18, 2018
Applicant:
Otis Elevator Company, Farmington, CT (US);
Inventor:
Alexander Turek, MĂĽnchendorf, AT;
Assignee:
OTIS ELEVATOR COMPANY, Farmington, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B66B 23/02 (2006.01); B66B 23/14 (2006.01); B65G 47/31 (2006.01);
U.S. Cl.
CPC ...
B66B 23/024 (2013.01); B65G 47/31 (2013.01); B66B 23/026 (2013.01); B66B 23/14 (2013.01);
Abstract
A chain drive () for a people conveyor () having a plurality of conveyance elements () comprises a drive chain () which is configured for driving the conveyance elements (). The drive chain () includes a plurality of drive chain links () traveling along a closed path including a conveyance portion () and a return portion (). The drive chain () further includes a plurality of linkages (). Each linkage () is configured for coupling the drive chain () with one of the plurality of conveyance elements (). The length of each linkage () along the path of the drive chain () is variable.