Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Terence Christopher Platt0
Date of Patent
August 10, 2010
0Patent Application Number
105539340
Date Filed
April 26, 2004
0Patent Citations Received
Patent Primary Examiner
Patent abstract
An edge device for an elevator door includes an elongate array of infrared transmitters and/or receivers and a proximate elongate array of illuminable elements, both arrays extending for a substantial part of the length of the door. The illuminable elements are adapted to be illuminated when the door is in motion. The two arrays are disposed in a common carrier structure, being either vertically interleaved or extending vertically in parallel with each other.
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