A kind of helical gear and helical-gear pump of the few tooth of big cornerite

A kind of helical gear and helical-gear pump of the few tooth of big cornerite

  • CN 106,837,783 A
  • Filed: 02/07/2017
  • Published: 06/13/2017
  • Est. Priority Date: 02/07/2017
  • Status: Active Application
First Claim
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1. a kind of helical gear of the few tooth of big cornerite, it is characterised in that:

  • The helical gear number of gears is four, and four gears symmetrically setPut, the facewidth be 0.27 times of outer teeth profile radius of circle between 0.55 times of outer teeth profile radius of circle, cornerite angle is 180 degree.

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