Addendum of Rack in Toothed Gearing Formulas

Addendum of rack is the height by which a tooth of a gear projects beyond (outside for external, or inside for internal) the standard pitch circle or pitch line. And is denoted by A_R. Addendum of Rack is usually measured using the Millimeter for Length. Note that the value of Addendum of Rack is always positive.

Toothed Gearing formulas that make use of Addendum of Rack

fxMinimum Number of Teeth on Pinion for Involute Rack to Avoid InterferenceGo

FAQ

What is the Addendum of Rack?

Addendum of rack is the height by which a tooth of a gear projects beyond (outside for external, or inside for internal) the standard pitch circle or pitch line. Addendum of Rack is usually measured using the Millimeter for Length. Note that the value of Addendum of Rack is always positive.

Can the Addendum of Rack be negative?

No, the Addendum of Rack, measured in Length cannot be negative.

What unit is used to measure Addendum of Rack?

Addendum of Rack is usually measured using the Millimeter[mm] for Length. Meter[mm], Kilometer[mm], Decimeter[mm] are the few other units in which Addendum of Rack can be measured.

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