noun
servo unit; power booster; force multiplier
Technical term for a device that amplifies force or power, often used in mechanical or control systems.
このロボットアームには高精度の倍力装置が組み込まれている。
This robot arm incorporates a high-precision servo unit.
倍力装置を使うことで、小さな力で重い物を持ち上げられる。
By using a power booster, you can lift heavy objects with little force.
Compound of 倍力 (double force) and 装置 (device). The exact historical derivation is uncertain; the term is a modern technical coinage.