Hobel

Japanese: Hobel
Hobel

...Coal is extracted by moving along the face at a speed of 3 to 5 meters per minute.
[Hobel]
This type of coal mining machine uses a double chain conveyor laid along the face as a guide, and pulls a machine (the hovel body) with a vertical arrangement of wedge-shaped blades with a chain, cutting the coal wall like a plane. When it was first put into practical use, a hoist was placed in the tunnel at the entrance to the face, and the hovel was pulled at a speed of 6 to 8 meters per minute, cutting the coal wall to a depth of about 30 cm.

*Some of the terminology that mentions "Hobel" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…切羽に沿って毎分3~5mの速さで移動しながら採炭を行う。
[ホーベルHobel]
 切羽に沿って敷設されたダブルチェーンコンベヤをガイドにして,くさび形の刃物を縦に並べた機体(ホーベル本体)をチェーンで引っ張って,炭壁をかんなのように切削する形式の採炭機である。初めて実用化されたころは,切羽入口の坑道に巻上機をおいて,ホーベルを毎分6~8mの速度で引っ張り,30cm程度の深さに炭壁を削っていた。…

※「Hobel」について言及している用語解説の一部を掲載しています。

出典|株式会社平凡社世界大百科事典 第2版について | 情報

<<:  Hobsbawm, EJ (English spelling)

>>:  Hobby Horse

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