|  |  | Re: pneumatic cylinder: why not hydraulic ?? 
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| Not alone thinked about it a while back,currently studing fliud power and in the fluid power industry (...) Lego pneumatic cannot be used for hydraulic's period! Nor will there be such a thing put out by lego there in the toy industry not heavy (...)   (22 years ago, 8-Apr-04, to lugnet.technic) 
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|  |  | Re: pneumatic cylinder: why not hydraulic ?? 
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| purpledave@maskofdestiny.com (Purple Dave) wrote in <Hvtrvs.sBv@lugnet.com>: (...) And where would you leave all that fluid? Fluids aren't compressible (yeah, they are, but so much less than air that I'm close enough for government work).    (22 years ago, 8-Apr-04, to lugnet.technic) 
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|  |  | Re: pneumatic cylinder: why not hydraulic ?? 
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| (...) Not necessarily. Assuming both cylinders are the same size, a full pump cylinder stroke will only result in a full working cylinder stroke if the working cylinder doesn't have significantly more resistance than the pump cylinder. If the (...)   (22 years ago, 7-Apr-04, to lugnet.technic) 
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|  |  | Re: pneumatic cylinder: why not hydraulic ?? 
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| (...) One key thing about hydraulics has always been "avoid leaks". To switch the fluid, just invent something I've wished for for years - the reverser switch. This switch has four ports, used in opposing pairs. Clockwise in a circle they would be (...)   (22 years ago, 7-Apr-04, to lugnet.technic) 
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|  |  | Re: MStamp 
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| (...) Yes, eventually that will happen. The tricky part is actually buying the stamp. :) I'm a little worried that the ink will drip out of the ink pad since it's inverted but I'll just have to cross that bridge when I get to it. As for the real (...)   (22 years ago, 7-Apr-04, to lugnet.robotics, lugnet.technic, FTX) 
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