DOOR OPENING/CLOSING MONITORING DEVICE OF ELEVATOR

Japanese Patent JP2016060549

A

PROBLEM TO BE SOLVED: To provide a door opening/closing monitoring device of an elevator which can improve the operation efficiency of a car which moves to each floor of a building.SOLUTION: This door opening/closing monitoring device of an elevator comprises: a door opening time measurement part 20C which measures a door opening time of a door 10; a stop floor detection part 17 which detects a stop floor of a car 3; an operation direction determination part 20D which determines an operation direction when the car 3 stops at the stop floor; a storage part 20E which stores the door opening time of the door 10 measured by the door opening time measurement part 20C by making it associated with the stop floor which is detected by the stop floor detection part 17, and the operation direction determined by the operation direction determination part 20D; and a door opening extension part 20F which extends the door opening time of the door 10 when the car 3 which ascends and descends in the operation direction associated with the door opening time stops once again at the stop floor associated with the door opening time longer than a normal door opening time when the door opening time of the door 10 which is stored in the storage part 20E exceeds a prescribed time T2.SELECTED DRAWING: Figure 1

JPH02231387	DOOR CONTROL DEVICE FOR ELEVATOR
JPS5453447	DOOR DEVICE FOR ELEVATOR CAGE
JP2003276959	ELEVATOR AUTOMATIC OPERATION SYSTEM FOR HANDICAPPED PERSON

SASAKI ICHIRO

JP2014186981A

April 25, 2016

September 12, 2014

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HITACHI BUILDING SYST CO LTD

B66B13/14

JPS57189994A	1982-11-22
JPS5931286A	1984-02-20
JP2011195291A	2011-10-06
JP2001097656A	2001-04-10

Patent Business Corporation Takewa International Patent Office

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