Rocker-cam
noun, Machinery.
1.
a cam with a rocking or reciprocating motion.
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noun 1. any of various simple or complex tubelike devices containing combustibles that on being ignited liberate gases whose action propels the tube through the air: used for pyrotechnic effect, signaling, carrying a lifeline, hurling explosives at an enemy, putting a space vehicle into orbit, etc. 2. a space capsule or vehicle put into orbit […]
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noun 1. an airplane propelled wholly or mainly by a rocket engine. 2. a military airplane armed with rockets.
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noun 1. an aerial bomb equipped with a rocket for added velocity after being dropped from an aircraft. 2. (loosely) any rocket-propelled missile launched from the ground.