 | | Re: How to get non-circular movements?
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(...) Greetings, An "elliposgraph" aka "elliptic trammel" should be just what you need. (URL) (20 years ago, 23-Aug-04, to lugnet.technic)
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| | Re: How to get non-circular movements?
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(...) Have an arm attached off-center on a gear, running through a fixed pivot point (that is free to rotate!). As the main gear rotates, the distance between the driven end of the arm and the pivot point changes as the off-center attatchment point (...) (20 years ago, 23-Aug-04, to lugnet.technic)
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| | Re: why won't my biped walk?
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(...) Congratulations! Always happy to help out a biped fan. I love them. Make sure you take a picture and post it here, so you can be added to the "Walker Madness" list. (...) For me, building is about experimenting and exploring. Each of my MOC's (...) (20 years ago, 23-Aug-04, to lugnet.technic)
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| | How to get non-circular movements?
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Short question: how can I combine technic gears, arms, cams, etc. to make a motor-driven part that does not move in either a straight line, a circle, or an arc (i.e. part of a circle)? Long question: I'm trying to figure out how to drive an arm so (...) (20 years ago, 23-Aug-04, to lugnet.technic)
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| | Re: New MOC: large crane
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(...) Hi ROSCO, The slew ring uses a roller bearing based on the what-you-ma-call-it-...big-wheels wheels. For some strange reason it did not occur to me to use one wheel and then have a flat surface on the bottom of the upper works, so the ring is (...) (20 years ago, 23-Aug-04, to lugnet.technic)
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