Cam

/kæm/
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Thân thiện
Definition
  1. Noun:
    • A rotating or sliding piece in a mechanical linkage: A cam is a specially shaped component, often a rotating disk or an irregularly shaped part, designed to convert rotary motion into linear motion or to control the timing of other machine parts.
    • A river in England: The Cam is a river in east central England that flows through the city of Cambridge and joins the River Ouse.
Examples of Usage
  • Noun (Mechanical Part):
    • The engine's valve timing is controlled by a camshaft, which has several cams.
    • The shape of the cam determines the movement of the follower.
  • Noun (River):
    • Punting on the River Cam is a popular activity for tourists in Cambridge.
    • The colleges of Cambridge University are built along the banks of the Cam.
Advanced Usage
  • "Cam profile": The specific shape or contour of a cam, which dictates the motion it imparts.
    • The engineer analyzed the cam profile to optimize the machine's performance.
  • "Cam and follower": A fundamental mechanism in engineering where the cam's motion drives a follower.
    • The system uses a cam and follower to convert the rotation into a precise up-and-down movement.
Variants and Related Words
  • Camshaft (n): A shaft to which cams are fastened, a central component in internal combustion engines.
    • A broken camshaft can cause complete engine failure.
  • Eccentric cam (n): A cam that is not circular, where the axis of rotation is offset from the geometric center.
    • An eccentric cam produces a reciprocating motion.
Synonyms
  • Lobe: A rounded projection, often used interchangeably with 'cam' in contexts like a 'camshaft lobe'.
  • Actuator: A broader term for a component that controls or moves a mechanism (a cam is a specific type of actuator).
Related Phrases
  • "On the cam": (Technical slang) Referring to a component or system being driven or controlled by a cam mechanism.
    • The old pump is driven on the cam from the main engine shaft.
  • "Cam-driven": Powered or actuated by a cam.
    • It is a cam-driven feed mechanism for high precision.
Noun
  1. a rotating disk shaped to convert circular into linear motion
  2. a river in east central England that flows past Cambridge to join the Ouse River

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