jackshaft
- noun
- /ˈdʒækˌʃæft/
- Specialized
- A broken jackshaft can cause the entire machine to stop working.
Examples
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The engineer inspected the jackshaft for signs of wear and tear.
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The jackshaft connects the engine to the propeller in the boat's transom.
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The mechanic replaced the worn jackshaft in the engine.
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The jackshaft is crucial for the machine's operation.
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Engineers often inspect the jackshaft for wear and tear.
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In this type of machinery, the jackshaft plays a crucial role by transmitting power efficiently from the motor to the drive system.
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Engineers designed a system where the jackshaft helps coordinate the motion between the gears and the wheels.
Synonyms
A long metal part inside an engine that turns the up and down movement of pistons into a turning motion
A central rod that turns and supports other machine parts
A metal rod in an engine that moves parts to open valves
A rod that turns to move parts in a machine
Surface Forms
Morphology
Etymology
Jackshaft combines jack, a word for a small 'helper' machine like a car jack, and shaft, a long rod that 'turns'. So a jackshaft is a helper rod that passes power or motion between parts of a machine.