Subject:
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4 to 1 ratio?
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Newsgroups:
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lugnet.technic
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Date:
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Wed, 12 Jan 2000 19:05:34 GMT
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Viewed:
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542 times
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while working on a project of mine to build a small replica of a 4 stroke
engine out of legos I discovered I didn't know how to make a 4 to 1 ratio for
the timing of the valves. I could get close using pulleys, but I figure there
must be a way and Im sure someone who reads this will know the answer and can
tell me how. Please help.
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Message has 1 Reply:
 | | Re: 4 to 1 ratio?
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| (...) I've been thinking on this a while ago and I think the easiest way is to use 2 pair of an 8-tooth and a 16-tooth gear. Something like this | | | ## # | # ## | | | where ## is a 16-tooth gear and # an 8-tooth gear and | are axles. This means (...) (25 years ago, 12-Jan-00, to lugnet.technic)
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