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. 02, 2009
Filed:
May. 15, 2003
Applicants:
Alan Finn, Hebron, CT (US);
Jae-hyuk OH, Tolland, CT (US);
Pei-yuan Peng, Ellington, CT (US);
Chris Pietrzykowski, Unionville, CT (US);
Inventors:
Alan Finn, Hebron, CT (US);
Jae-Hyuk Oh, Tolland, CT (US);
Pei-Yuan Peng, Ellington, CT (US);
Chris Pietrzykowski, Unionville, CT (US);
Assignee:
Otis Elevator Company, Farmington, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B66B 1/34 (2006.01);
U.S. Cl.
CPC ...
Abstract
A position reference system for use with a conveyance, such as an elevator (). The system includes a code affixed to or embedded within a suspension device or primary motion coupling such as a rope or coated steel belt (). A reader () in a fixed location determines the position of the conveyance.