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> a possible good reason for the length of the worm gear?
The number of thread has to be an integer. If not, you could not been able to
use multiple worm gear on a same axle.
And the thread pitch is determined from the straight gears pitch. (which is
something like nPi/m studs (n,m being intergers).
And you can't make a multiple of nPi/m be exactly an integer of studs.
Didier
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Message has 1 Reply:
 | | Re: Worm gear... whence the length?
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| (...) True, with the caveat that the LEGO worm gear has only a single thread. Another way of putting it is that if you want to multiply align (stack) worm gears, the number of times the thread goes around the worm gear has to be an integer (or since (...) (16 years ago, 20-Jul-08, to lugnet.robotics)
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Message is in Reply To:
| | Worm gear... whence the length?
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| OK, after struggling with precision in a lead-screw assembly for quite some time now, I've just got to ask because I don't know the answer and it's bothering me... Can ANYBODY give me a possible good reason for the length of the worm gear? why oh (...) (16 years ago, 19-Jul-08, to lugnet.technic)
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