Title:
ELEVATOR DOOR OPENING/CLOSING DEVICE
Document Type and Number:
Japanese Patent JP2015182870
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a door opening/closing device capable of preventing large positional deviation of a door sill, even when a hoistway is oscillated significantly due to earthquake.SOLUTION: An elevator door opening/closing device comprises: a first door 15A; a second door 15B which interlocks with the first door; and a long door sill 15C for guiding the first and second doors in opening/closing directions. The door sill has a first groove part 35A for guiding the first door, and a second groove part 35B for guiding the second door. The first groove part is formed in an upward opening state on an upper part of the door sill, and the second groove part is formed in a downwards opening state on a lower part of the door sill. The first door comprises: a first guide part 41A which is engaged with the first groove part and guides the first door; and a first support part 42A which is fixed to the first door and supports the first guide part. The second door comprises: a second guide part 41B which is engaged with the second groove part and guides the second door; and a second support part 42B which is fixed to the second door and supports the second guide part.
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Inventors:
KASHIWAKURA HIROSHI
Application Number:
JP2014062397A
Publication Date:
October 22, 2015
Filing Date:
March 25, 2014
Export Citation:
Assignee:
FUJITEC KK
International Classes:
B66B13/30
Domestic Patent References:
| JPS6080672A | 1985-05-08 | |||
| JPS58143967U | 1983-09-28 |
Attorney, Agent or Firm:
Noboru Fujimoto
Hiroaki Nakatani
Hiroaki Nakatani