Model an inner gear on catia

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1

Hello, I would like to know how to model an inner gear wheel on catia. Thank you

2

Hello

Apparently there are examples by ICI, and at the bottom of the page it also talks about inner teeth. I can't tell you more because I don't have Catia.

And then the formulas for the involute of the circle to be taken here.

Kind regards

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3

Ok thank you.