Question
Download Solution PDFThe minimum number of teeth of standard proportion with involute profile and 20° pressure angle spur gear is
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFExplanation:
Interference is a phenomenon in which the addendum tip of gear undercuts into the addendum or base circle of a pinion.
This tooth interface can be reduced by increasing the number of teeth above a certain minimum number.
|
System of gear teeth |
Minimum number of teeth on the pinion |
|
\(14\frac{1}{2}^\circ Composite\) |
12 |
|
\(14\frac{1}{2}^\circ Full~depth~involute\) |
32 |
|
20° full depth involute |
18 |
|
20° Stub involute |
14 |
Last updated on Mar 27, 2025
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