noun
universal joint
A mechanical coupling that transmits rotary motion between two shafts not in line with each other. Technical term used in engineering and automotive contexts.
自動車の駆動系には自在継手が使われている。
Universal joints are used in the drive train of automobiles.
Standard kanji spelling for this mechanical term.
Alternate spelling with okurigana ぎ; both forms are used.
Compound of 自在 (free, unrestricted) and 継手 (joint, coupling). The term describes a joint that allows free movement in multiple directions.