Mitsubishi Heavy Industries Limited

Asahi Glass Company, Limited

Shigeyuki Yamada

Takashi Yamazaki

Kousuke Katahira

Kyoko Yamamoto

Hiroyuki Andoh

A grounding shoe is provided in a vehicle so as to face a grounding rail provided on a track. The grounding shoe includes a collector unit that has an electroconductive body; and a holding part that fixes the collector unit by holding a first end of the electroconductive body in such a manner that the electroconductive body can be energized as well as attached/detached and that is in contact with the electroconductive body.

Grounding shoe and vehicle

A method of manufacturing a fluorine-containing aromatic compound represented by the following formula (2-1) or formula (2-2): Ris a linear perfluoroalkyl group having a carbon number of 1 to 3; Xto Xare a halogen atom or a hydrogen atom; Rto R, Land Lare a monovalent hydrocarbon group having a carbon number of 1 to 12, a monovalent aromatic hydrocarbon group, a monovalent hetero aromatic group, a halogen atom, or a hydrogen atom; one or more groups selected from Rto Rare a monovalent hydrocarbon group having a carbon number of 1 to 12, a monovalent aromatic hydrocarbon group, or a monovalent heteroaromatic group; and m is an integer of 0 or more, n is an integer of 1 or more, and m+n is an integer of 2 or more and 6 or less. 

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Tokyo, Japan

Shigeyuki Yamada