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单词 hypoid gear
释义

WordReference Random House Unabridged Dictionary of American English © 2024
hy′poid gear′  (hī′poid),USA pronunciation 
  1. Mechanical Engineeringa gear resembling a bevel gear in form but designed to mesh with a similar gear in such a way that their axes would not intersect, one axis crossing over the other at approximately a right angle.
  • hyp(erbol)oid 1925–30

Collins Concise English Dictionary © HarperCollins Publishers::
hypoid gear /ˈhaɪpɔɪd/ n
  1. a gear having a tooth form generated by a hypocycloidal curve; used extensively in motor vehicle transmissions to withstand a high surface loading
Etymology: 20th Century: hypoid, shortened from hypocycloid
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更新时间：2025/7/23 2:27:38