Definition of spur gear in English:

spur gear

noun

  • A gearwheel with teeth projecting parallel to the wheel's axis.

    • ‘A two-stage spur gear transmits torque between the servomotor and the plasticizing screw.’
    • ‘Through sets of worm gears driving spur gears (which lock up when forces try to drive them in reverse), it consistently delivers the most torque to the slowest-rotating axle.’