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单词 ring gear
释义

Definition of ring gear in English:

ring gear

noun
Engineering
  • A gear in the form of a ring, having teeth on its inner circumference; (in later use) such a gear or (later) any gear on the flywheel of an internal-combustion engine which is driven by the pinion of a starter motor, so communicating power from the motor to the engine.

Origin

Mid 19th century; earliest use found in U.S. Patents.

 
 

Definition of ring gear in US English:

ring gear

noun
Engineering
  • A gear in the form of a ring, having teeth on its inner circumference; (in later use) such a gear or (later) any gear on the flywheel of an internal-combustion engine which is driven by the pinion of a starter motor, so communicating power from the motor to the engine.

Origin

Mid 19th century; earliest use found in U.S. Patents.

 
 
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更新时间:2026/5/31 6:44:39