Title:
PLATFORM DOOR DEVICE
Document Type and Number:
Japanese Patent JP2020055443
Kind Code:
A
Abstract:
To provide a platform door device whose linear guide bearing is not forced to carry a locally concentrated load even if the linear guide has a distortion.SOLUTION: A platform door device 1 comprises a door pocket 3, a door body 4 supported by the door pocket 3 to move freely back and forth, upper and lower linear guide rails 14, 15 built in a door body 4 movement direction and fixed to the door body 4 and linear guide bearings 16a-16d whose one ends slidably engaged with the upper and lower linear guide rails 14, 15 and other ends are connected to the door pocket 3. The linear guide bearings 16a-16d are connected to the door pocket 3 not only by ball joints but also by rotary joints which have a rotational degree of freedom around rotation axes parallel to the door body 4 movement direction. One ends of the ball joints are fixed to the door pocket 3 and the other end of the ball joints are fixed to the one ends of the rotary joints. The other ends of the rotary joints are fixed to the linear guide bearings 16a-16d.SELECTED DRAWING: Figure 1
Inventors:
NOBEMOTO KAZUO
Application Number:
JP2018187861A
Publication Date:
April 09, 2020
Filing Date:
October 03, 2018
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP
International Classes:
B61B1/02; E01F1/00; E05D15/06
Domestic Patent References:
| JP2014133494A | 2014-07-24 | |||
| JP2004278704A | 2004-10-07 |
Attorney, Agent or Firm:
Kimura Mitsuru
Koji Yashima
Mie Hideki
Koji Yashima
Mie Hideki