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(...) Ok, Here's a partial solution (assuming you don't want to mechanically link the ends together). Given: Polarity Switch 1 - rotated forward by Forklift Polarity Switch 2 - rotated forward by crate when it arrives at the end Motor - located by (...) (19 years ago, 22-Aug-05, to lugnet.robotics)
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| | Re: A LEGO double-throw switch?
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(...) Since turning the 9V wire connectors 90 degrees reverse the polarity, can't you play with how the wires are connected to the switches to re-reverse the polarity on one wire? (...) -Kyle (19 years ago, 22-Aug-05, to lugnet.robotics)
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| | Re: A LEGO double-throw switch?
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(...) No, because it's only wrong half the time. HOWEVER, now that I think about it, you could mechanically connect two polarity switches together at the end with the motor. Then, instead of connecting one wire from each of the polarity switches to (...) (19 years ago, 22-Aug-05, to lugnet.robotics)
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| | Re: A LEGO double-throw switch?
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In lugnet.robotics, Steve Hassenplug (& others) wrote: [snip a bunch of good ideas] Wow, ask a simple question... Currently I'm planning on using one switch that is normally off, and when the forklift delivers a crate it turns it "on-fwd". When the (...) (19 years ago, 23-Aug-05, to lugnet.robotics)
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| | Re: A LEGO double-throw switch?
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(...) Okay Brian - an electrical way...and remember, you didn't say "cheap" electrical way... So - we all marvel at the efficiency of Lego motors, right? You could put a motor at the tail end of the conveyor where the crate will hit it...it can be (...) (19 years ago, 23-Aug-05, to lugnet.robotics)
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| | Re: A LEGO double-throw switch?
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"Steve Hassenplug" <Steve@TeamHassenplug.org> wrote in message news:24907.66.84.205...air.com... (...) I required something that will elimiate the need to worry about which way the motor is running, a one way foolproof motor drive mechanism might (...) (19 years ago, 29-Aug-05, to lugnet.robotics)
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