Multifunction edge device for powered doors
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United States of America Patent
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Aug 10, 2010
Grant Date -
Mar 22, 2007
app pub date -
Apr 26, 2004
filing date -
Apr 24, 2003
priority date (Note) -
In Force
status (Latency Note)
Importance
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.
First Claim
Family
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Cited Art Landscape
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