Patents by Inventor Olaf Märker

Olaf Märker has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Safety monitoring system for a people conveyor
    Patent number: 7568570
    Abstract: People mover (2) comprising an endless tread belt (6) formed from several tread elements (4) connected to one another, which is driven by a drive unit about a first and second reversal point (22), and a side skirt (24) moved along with tread belt (6), the side skirt (24) comprising flange elements (28) joined to the tread element (4) and bridge elements (30) connected movably relative to flange elements (28). A sensor (38) is arranged adjacent to the side skirt (24), the sensor (38) having a limited detection range perpendicular to the circulation direction of side skirt (24), and a plurality of marking elements are arranged in a line on side skirt (24) along the circulating direction having a limited width perpendicular to the circulating direction.
    Type: Grant
    Filed: September 13, 2002
    Date of Patent: August 4, 2009
    Assignee: Otis Elevator Company
    Inventors: Ralph Stripling, Dietmar Thaler, Frank M. Sansevero, Bernward Engelke, Andreas Stuffel, Peter von Riegen, Markus Müller, Olaf Märker, Carsten Deseniss, Ingo Engelhard, Uwe Hauer