Geometry of cycloidal gears

This article provides answers to the following questions, among others:

  • How is the shape of the tooth of a cycloidal gear obtained?
  • How is a cycloid constructed?
  • What is a hypocycloid or an epicycloid?
  • Under what condition does one obtain an involute as a special form of cycloid?
  • What are the pros and cons of cycloidal gears compared to involute gears?
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Meshing of cycloidal gears

This article provides answers to the following questions, among others:

  • How ist the line of contact formed for cycloidal gears?
  • Why do cycloidal gears have less wear than involute gears?
  • Why must the centre distance of cycloidal gears be maintained exactly?
  • What are the pros and cons of cycloidal gears compared to involute gears?
  • What is a point tooth form and what are its pros and cons?
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Lantern pinion

This article provides answers to the following questions, among others:

  • What is a lantern pinion?
  • How is a lantern pinion designed?
  • What are lantern pinions used for?
  • How is the line of action of lantern pinions be determined?
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Roots type blower

This article provides answers to the following questions, among others:

  • What is a Roots-type blower?
  • How does a Roots-type supercharger work?
  • Why are three-lobed rotors usually used?
  • How are the rotary vanes designed for Roots-type blowers?
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