noun
belt printer
A type of impact printer that uses a rotating belt with embossed characters; mainly a historical computing term.
ベルト印字装置は、かつて高速印刷に使われた。
Belt printers were once used for high-speed printing.
Compound of ベルト (belt) + 印字 (printing) + 装置 (device), describing the belt-based printing mechanism.