percussion fuse

A fuse in a projectile set in action by concussion when the projectile strikes the object.

Japanese Meaning

弾丸が対象物に衝突した際の衝撃で点火される導火線

The artillery shell detonated on impact because its percussion fuse functioned as designed.

砲弾は衝撃式信管が設計どおりに作動したため、着弾時に爆発した。

Sense（1）

A fuse in a projectile set in action by concussion when the projectile strikes the object.

percussion fuses

（ plural ）