Word forms: (regular plural) planetary transmissions
nounTypes of transmissionautomatic transmissionchain and sprocket driveconstant mesh gearboxmanual transmissionplanetary transmissionsynchromesh gearbox ( Automotive engineering : Vehicle components , Engine, transmission, and exhaust )
A three-phase motor drives the front wheels through a planetary transmission.
In planetary transmission, one gearwheel orbits around another.
To operate the planetary transmission, you had to use foot pedals on the floor.
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