herringbone gear

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English[edit]

English Wikipedia has an article on:
Wikipedia

Etymology[edit]

From the fancied resemblance of the two matching bevels to the skeleton of a herring.

Noun[edit]

herringbone gear (plural herringbone gears)

  1. A type of gear wheel comprising two integral halves shaped like two bevel gears next to each other, with their tooth angles pointing to the centerline.