DOORWAY SAFETY DEVICE OF ELEVATOR CAR

PROBLEM TO BE SOLVED: To provide a doorway safety device of an elevator car that eliminates the need of troublesome seasonal adjustment of a reflective photoelectric sensor and can attain safety by appropriately detecting obstacles near a door device stably throughout the year.SOLUTION: The doorway...

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Hauptverfasser:	YAMAKAWA TAKESHI, KADONAMI HIDEKI, IKEDA KYOICHI
Format:	Patent
Sprache:	eng
Schlagworte:	ELEVATORS ESCALATORS OR MOVING WALKWAYS HAULING HOISTING LIFTING PERFORMING OPERATIONS TRANSPORTING
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creator	YAMAKAWA TAKESHI KADONAMI HIDEKI IKEDA KYOICHI
description	PROBLEM TO BE SOLVED: To provide a doorway safety device of an elevator car that eliminates the need of troublesome seasonal adjustment of a reflective photoelectric sensor and can attain safety by appropriately detecting obstacles near a door device stably throughout the year.SOLUTION: The doorway safety device of the elevator car includes a door device having door panels 2a and 2b movable right and left, where a doorway 1 is opened or closed by moving the door panels 2a and 2b between the door closing position of closing the doorway 1 and a door pocket 4 on the side of the doorway 1, and a reflective photoelectric sensor can irradiating a part near a doorway pillar 3a on the inner surface of the door panel 2 with a sensor beam for obstacle detection through a gap between the doorway pillar 3a on the side of the doorway 1 from the door pocket 4 side and the door panel 2a in a state where the door panels 2a and 2b are at closed positions.
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subjects	ELEVATORS ESCALATORS OR MOVING WALKWAYS HAULING HOISTING LIFTING PERFORMING OPERATIONS TRANSPORTING
title	DOORWAY SAFETY DEVICE OF ELEVATOR CAR
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