Title:
ドアレール下面清掃装置
Document Type and Number:
Japanese Patent JP6820797
Kind Code:
B2
Abstract:
To provide a door rail lower surface cleaning device capable of removing a foreign object stuck to the lower surface of a door rail.SOLUTION: This door rail lower surface cleaning device is provided with: a support member 21 that is provided to a door hanger 12; a cleaning device 22 that is supported by the support part 21 and that cleans the lower surface of a door rail 14 through movement of the door hanger 12 along the door rail 14; and a foreign object storage device 23 that stores a foreign object 3 dropped from the lower surface of the door rail 14 by the cleaning device 22. The cleaning device 22 cleans the lower surface of a part of the door rail 14 which is disposed outside an up-thrust roller 15 provided to the door hanger 14 in an opening direction.SELECTED DRAWING: Figure 2
Inventors:
Tsushima Yasunori
Application Number:
JP2017095479A
Publication Date:
January 27, 2021
Filing Date:
May 12, 2017
Export Citation:
Assignee:
Mitsubishi Electric Building Techno Service Co., Ltd.
International Classes:
B66B13/30
Domestic Patent References:
| JP2002349121A | ||||
| JP7252066A | ||||
| JP5078057A | ||||
| JP2011140378A |
Foreign References:
| US5540302 |
Attorney, Agent or Firm:
Michiharu Soga
Kajinami order
Shunichi Ueda
Junichiro Yoshida
Takahiro Matsuoka
Shuji Moizumi
Bessho Kobo
Akihiro Sato
Kajinami order
Shunichi Ueda
Junichiro Yoshida
Takahiro Matsuoka
Shuji Moizumi
Bessho Kobo
Akihiro Sato