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  1. 17-08-2017 #1
    Robin Hewitt's Avatar
    Lives in Seaford, Sussex, United Kingdom.
    Robin Hewitt
    Last Activity: 1 Week Ago Has a total post count of 1,618. Received thanks 109 times, giving thanks to others 7 times. Is a beta tester for Machinists Network features. Referred 1 members to the community.
    What is a harmonic drive? Do they mean epicyclic?
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  2. 17-08-2017 #2
    Gary's Avatar
    Lives in Bournemouth, United Kingdom.
    Gary
    Last Activity: 18-06-2025 Has a total post count of 583. Received thanks 40 times, giving thanks to others 9 times.
    Harmonic is a brand name and people recognise it just like hiwin,but yes its epicyclic.

    Quote Originally Posted by Robin Hewitt View Post
    What is a harmonic drive? Do they mean epicyclic?
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  3. 17-08-2017 #3
    magicniner's Avatar
    Lives in Rotherham, United Kingdom.
    magicniner
    Last Activity: 05-05-2024 Forum Superstar, has done so much to help others, they deserve a medal. Has been a member for 9-10 years. Has a total post count of 2,021. Received thanks 230 times, giving thanks to others 42 times.
    Er, no they don't and no it certainly is NOT!

    https://en.wikipedia.org/wiki/Harmonic_drive

    https://en.wikipedia.org/wiki/Epicyclic_gearing

    Both have teeth, that's about it for similarity.
    Last edited by magicniner; 17-08-2017 at 06:42 PM.
    You think that's too expensive? You're not a Model Engineer are you? :D
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  4. 21-06-2018 #4
    machpoet's Avatar
    Lives in Dayton, United States.
    machpoet
    Last Activity: 21-06-2018 Has been a member for 6-7 years. Has a total post count of 2.
    cheaper. shipped from Germany as well.

    what about this one? harmonic drive they say.
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  5. 21-06-2018 #5
    machpoet's Avatar
    Lives in Dayton, United States.
    machpoet
    Last Activity: 21-06-2018 Has been a member for 6-7 years. Has a total post count of 2.
    hi chaz. any idea where you have seen them cheaper. the only place I have seen is china and then you get vat and import on them so doesn't work out
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