Title:
エレベータのガイドレール加工装置
Document Type and Number:
Japanese Patent JP6918239
Kind Code:
B2
Abstract:
An elevator-guide-rail-machining apparatus, wherein a machining device body is moved along a guide rail. The machining device body also has a machining tool and a machining-tool-driving device. The machining tool scrapes off at least part of a braking surface of the guide rail. The machining-tool-driving device causes the machining tool to rotate. An abnormality detection unit determines the presence of an abnormality in the state of machining by the machining tool on the basis of the load status of the machining-tool-driving device.
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Inventors:
Hasegawa Mori
Cormorant fishing
Tomoaki Nakasuji
Masahiko Hasegawa
Takafumi Yamashita
Katsunori Oki
Cormorant fishing
Tomoaki Nakasuji
Masahiko Hasegawa
Takafumi Yamashita
Katsunori Oki
Application Number:
JP2020526737A
Publication Date:
August 11, 2021
Filing Date:
June 25, 2018
Export Citation:
Assignee:
Mitsubishi Electric Corporation
International Classes:
B24B27/00; B24B49/16; B24B53/00; B24B53/007
Domestic Patent References:
| JP2005224877A | ||||
| JP2001170864A | ||||
| JP197861U | ||||
| JP2010284791A | ||||
| JP994750A | ||||
| JP2011102165A |
Foreign References:
| WO2017109533A1 | ||||
| US4216846 |
Attorney, Agent or Firm:
Michiharu Soga
Kajinami order
Kazuhiro Oyaku
Shunichi Ueda
Junichiro Yoshida
Kajinami order
Kazuhiro Oyaku
Shunichi Ueda
Junichiro Yoshida