Title:
SAFETY DEVICE FOR HYDRAULIC ELEVATOR
Document Type and Number:
Japanese Patent JP2019142666
Kind Code:
A
Abstract:
To surely stop a car by directly actuating an emergency stop device, even in the case where a door-opening travel or abnormal oil leak occurs.SOLUTION: A safety device for a hydraulic elevator includes: an emergency stop device 26 for bringing a car 10 to an emergency stop; a rope hitch unit 25 which has a rope hitch 21 where a main rope 20 is fixed, and, when looseness or cutting occurs in the main rope 20, which actuates the emergency stop device 26 by pulling a control wire 28 connected to the emergency stop device 26; and an expansion actuation device 37 which is arranged at the emergency stop device 26, and when an actuation reason other than looseness or cutting in the main rope 20 occurs, which actuates the emergency stop device 26.SELECTED DRAWING: Figure 4
Inventors:
AZUMA MASAYUKI
HARADA TOSHIYUKI
HARADA TOSHIYUKI
Application Number:
JP2018028984A
Publication Date:
August 29, 2019
Filing Date:
February 21, 2018
Export Citation:
Assignee:
TOSHIBA ELEVATOR CO LTD
International Classes:
B66B5/02; B66B9/04
Attorney, Agent or Firm:
Hiroyuki Nagai
Yukitaka Nakamura
Yasukazu Sato
Satoru Asakura
Kazuya Yamashita
Yukitaka Nakamura
Yasukazu Sato
Satoru Asakura
Kazuya Yamashita