punch; card punch; paper tape punch
Computing term for a device that punches holes in cards or paper tape for data recording.
This punch was used in old computers.
card punch; card punching device
tape punch
Standard kanji spelling for this computing term.
Mixed kanji-kana spelling; 孔 is sometimes written in kana for readability.
Compound of 穿孔 (せんこう, 'perforation') and 装置 (そうち, 'device').