 | | Re: electric pneumatic valve actuators?
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(...) I got thinking about this. My first thought was to use a worm gear and a slip gear to pinch and unpinch the tube. This would probably work, but would not give you what you want. You need a valve that will exhaust the flow to a different path (...) (20 years ago, 26-Aug-04, to lugnet.technic)
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| | Re: electric pneumatic valve actuators?
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(...) What do you feel is a reasonable price? In the next week or two I should have the first prototype built of a pair of commercial solenoid valves adapted for LEGO/RCX usage. They'll be 9v, and around 1.1 watts. It will be 2 3-way valves, one for (...) (20 years ago, 26-Aug-04, to lugnet.technic, lugnet.robotics)
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| | TJ's 10 Story Crane
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Since TJ could not attend Brick Fest 04 this year, he send his new crane for display. It was so large we had to set it up in a vacant lot down the street from Rocklands so we could compliment it from the patio. (URL) e (20 years ago, 26-Aug-04, to lugnet.technic, FTX)
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| | Re: electric pneumatic valve actuators?
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(...) How about one operated by folding or bending the pnematic tube itself (the same way you can kink a garden hose to turn it off temporarily while waiting for your sister to come around the corner of the house and... oh, never mind). I suspect (...) (20 years ago, 26-Aug-04, to lugnet.technic)
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| | electric pneumatic valve actuators?
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I've been thinking a lot lately about electrically activated (as opposed to manual) pneumatic valves. I've seen several designs on the net where someone has taken a regular LEGO manual valve, and attached a motor. That's clever, but I'm wondering if (...) (20 years ago, 26-Aug-04, to lugnet.technic, lugnet.robotics)
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