The present invention provides a proximity detection system (10) for detecting an object (O) in a detection volume (V) comprising:a first and a second boundary member (11,12), defining a plane (P);The first boundary member (11) facing and movable relative to the second boundary member (12) and; the first boundary member (11) comprising a detector (20);the detector (20) comprising one or more directional emitters (30) and one or more directional receivers (40);wherein the one or more emitters (30) are positioned facing an acute angle α to the plane P, measured in the horizontal plane, to direct electromagnetic radiation at an angle α to the plane P and the one or more receivers (40) are positioned facing at an acute angle θ relative to the plane P.
AUTOMATIC CLOSING DOOR PROXIMITY DETECTOR
2025-05-29
Patent
Electronic Resource
English