gear ring - grinding apparatus
- gear ring
- gear rolling inspection
- gear rolling inspection bench
- gear rotational vibrations
- gear rougher
- gear sector
- gear selection
- gear set
- gear shaper
- gear shift transmission
- gear shifting
- gear shop
- gear stage
- gear steel
- gear strength rating
- gear strength standard
- gear stud
- gear system
- gear tipping
- gear tooth
- gear tooth action in a plane
- gear tooth vernier
- gear track
- gear train
- gear transmission
- gear-and-cam mechanism
- gear-and-Geneva cross mechanism
- gear-and-pinion set
- gear-broaching machine
- gear-crank-and-rocker mechanism
- gear-cutting speed
- gear-driven head
- gear-head version
- gear-induced vibrations
- gear-inspection station
- gear-mounting tolerance
- gear-pitch diameter
- gear-preloaded shim
- gear-shaping cutter head
- gear-spacing tolerance