Title:
OPENING/SHUTTING APPARATUS FOR DOOR
Document Type and Number:
Japanese Patent JP3235156
Kind Code:
B2
Abstract:
PURPOSE: To make opening/shutting control of doors executable even though there is a trouble in which one door is opened while the other is shut.
CONSTITUTION: The title apparatus is equipped with two doors 3a and 3b, actuators 8a and 8b that drive the doors 3a and 3b for opening and shutting, position sensors 20a, 20b and 21a, 21b for sensing the positions of the doors 3a and 3b, and a controller 19 that controls the actuators 8a and 8b. The doors 3a and 3b are operated for opening and shutting in a fixed sequence and at the same time, operation for opening either the door 3a or the door 3b is started when at least either of the door 3a and the door 3b is detected to be in shutting position.
Inventors:
Hidefumi Saito
Application Number:
JP35624091A
Publication Date:
December 04, 2001
Filing Date:
December 24, 1991
Export Citation:
Assignee:
SHIMADZU CORPORATION
International Classes:
E05F15/20; B61D19/02; (IPC1-7): E05F15/20; B61D19/02
Attorney, Agent or Firm:
Susumu Nemoto