1 Geometry of a pair of gears. Input the basic information to obtain geometrical & manufacturing data

2 Geometry of a single gear - as above but for just one gear

3 Geometry of an internal gear and pinion set. Input the basic information to obtain geometrical & manufacturing data.

4 Geometry of a single internal gear - as above but for just one gear.

5 Ratio finder. Calculates a set of 2 or 4 gears to give a given ratio.

6 Involute points plotter. Calcs X Y coordinates of an involute to use with drawing a tooth profile as shown below

Email me at mikebull@blueyonder.co.uk

Simplified Planetary Gearing - Planetary gearing ratios

Drawing a tooth profile to scale. Tips on how to draw a tooth profile using a basic CAD program.

Design of industrial gear units. Tips on the complete design of an industrial gear unit

My sailing site

A good gear site 1

Wow! Gear animation & design

A mech eng & gear site 2

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