Trunnion

[trʌnjәn]

Definition

(n.) A cylindrical projection on each side of a piece, whether gun, mortar, or howitzer, serving to support it on the cheeks of the carriage. See Illust. of Cannon.

(n.) A gudgeon on each side of an oscillating steam cylinder, to support it. It is usually tubular, to convey steam.

Typist: Ruben

Definition

n. one of the knobs on each side of a gun on which it rests on the carriage: in steam-engines a hollow gudgeon on each side of an oscillating cylinder serving as a support to it.—adj. Trunn′ioned provided with trunnions.—n. Trunn′ion-plate a raised rim forming a shoulder around the trunnion of a gun.

Typist: Rudy

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