Rock masonry machinery

Japanese: 岩石工用機械 - がんせきこうようきかい
Rock masonry machinery

A tamper is a small compaction machine that uses a power source such as a small gasoline engine or compressed air via a spring to transmit power to a striking plate and compact the material by striking and vibrating it.
[Rock masonry machinery]
Rock drillA machine used in blasting operations for quarrying or removing rock to make holes for inserting explosives, to break up the blasted rock into smaller pieces, or to make holes for injecting grout in foundation construction. It can be driven by compressed air, an electric motor, or an internal combustion engine. …

*Some of the terminology used in the description of "rock masonry machinery" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…小型ガソリンエンジンや圧縮空気などの原動力をばねを介して打撃板に伝え,打撃と振動によって締固めを行う小型締固め機械をタンパーtamperという。
【岩石工用機械】
削岩機rock drill採石や岩石の除去のために行う爆破作業において,火薬を挿入する穴をあけたり,爆破された岩石を小割りにするため,あるいは基礎工事におけるグラウト注入のための穴をあけるのに用いられる機械。駆動には,圧縮空気,電動機,内燃機関が使用される。…

※「岩石工用機械」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

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