Title:
ドアレール清掃器及びドアレール清掃方法
Document Type and Number:
Japanese Patent JP6594364
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a door rail cleaning device that is able to clean a door rail easily and highly efficiently.SOLUTION: A door rail cleaning device 1 comprises: a body part 10 composed so as to surround the entire upper surface of a door rail 106 and an upper-surface side of a side face of the door rail; a magnet 20 attached to an internal surface side of the body part 10 and disposed opposite the upper surface of the door rail 106; and a pair of abrasives 30 arranged at both ends of the body part 10 via the magnet 20. The magnet 20 is attached to the body part 10 such that when the door rail cleaning device 1 is attached to the upper surface of the door rail 1, a gap G is left from the upper surface of the door rail 106. The abrasives 30 are attached to the body part 10 such that only their ends are brought into contact with the door rail 106 on the side.SELECTED DRAWING: Figure 1
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Inventors:
Eiji Okabe
Kamihiro Kami
Yoshino Nakano
Moromito Masato
Miki Takinami
Kamihiro Kami
Yoshino Nakano
Moromito Masato
Miki Takinami
Application Number:
JP2017045078A
Publication Date:
October 23, 2019
Filing Date:
March 09, 2017
Export Citation:
Assignee:
Hitachi Building System Co., Ltd.
International Classes:
B66B5/00; B66B13/30
Domestic Patent References:
| JP2015168558A | ||||
| JP3095092A | ||||
| JP2010149979A | ||||
| JP7223786A | ||||
| JP2018024488A |
Attorney, Agent or Firm:
Patent Business Corporation Takewa International Patent Office