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:
Dec. 23, 2003
Filed:
Mar. 06, 2003
Applicant:
Inventors:
Assignee:
Kone Corporation, Helsinki, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65G 1/500 ;
U.S. Cl.
CPC ...
B65G 1/500 ;
Abstract
A device for monitoring the presence. of steps and pallets of an escalator or moving walkway, such that missing steps or pallets are immediately detected, so that the drive will be stopped before the missing or defective part reaches the visible area of the escalator or moving walkway.