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:
Nov. 25, 1980
Filed:
Feb. 12, 1979
Applicant:
Inventors:
Helmut Heusler, Dortmund, DE;
Bruno Kiefer, Dortmund, DE;
Assignee:
O&K Orenstein & Koppel Aktiengesellschaft, Berlin, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B62B / ; B65G / ; B66B / ;
U.S. Cl.
CPC ...
198326 ;
Abstract
Escalator with driver device for carrying of transportation carts on the escalator steps. The transportation carts are secured against rolling down the escalator steps by a carrying and abutment device, which device is arranged on both sides of the transportation carts along the balustrades.