 | | Re: Pneumatic Magic Presetnation Maertials —Ross Crawford
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| | | (...) Happy to play my part! (...) LOL! Well I'm sure I've heard of Pascal's Law, but didn't remeber the theory, it was just a "gut feeling" that it didn't seem right! (...) I've also been a bit worried about putting a big load on the contract (...) (21 years ago, 20-Aug-03, to lugnet.technic, lugnet.robotics)
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| | | | | Re: Pneumatic Magic Presetnation Maertials —Kevin L. Clague
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| | | | (...) The biggest issue when fully expanded is leverage to the side which can lead to leakage. I've experienced it once in a while. Kevin (...) (21 years ago, 21-Aug-03, to lugnet.technic, lugnet.robotics)
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| | | | | | Re: Pneumatic Magic Presetnation Maertials —Jennifer Clark
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| | | | "Kevin L. Clague" <kevin_clague@yahoo.com> wrote in message (...) lead to (...) Interesting, I've noticed this happens quite a lot when joing two large cylinders back to back to make a larger double cylinder, and some cylinders seem more prone to it (...) (21 years ago, 21-Aug-03, to lugnet.technic, lugnet.robotics)
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| | | | | | Re: Pneumatic Magic Presetnation Maertials —Tim Auton
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| | | | (...) I sucked grease - by manually pulling the plunger with a dab of grease on the bottom air input - into my cylinders and they move more consistently and don't leak pressure. I used ceramic grease of the type you get for RC car gearboxes. They (...) (21 years ago, 21-Aug-03, to lugnet.technic, lugnet.robotics)
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| | | | | | Re: Pneumatic Magic Presetnation Maertials —Tobbe Arnesson
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| | | | (...) Would not the grease eventually find it's way out into the hoses and make the hose connection a bad one because of the slippery grease? (21 years ago, 24-Aug-03, to lugnet.technic, lugnet.robotics)
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| | | | | | Re: Pneumatic Magic Presetnation Maertials —Tim Auton
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| | | | (...) I've not encountered grease coming back out. It takes a really good tug to suck it in there and you don't get the same level of airflow when in normal use. The grease is fairly thick. After a bit of initial vigorous pumping by hand to spread (...) (21 years ago, 24-Aug-03, to lugnet.technic, lugnet.robotics)
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| | | | | | Re: Pneumatic Magic Presetnation Maertials —Jennifer Clark
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| | | | "Tim Auton" <tim.lugnet@uton.org> wrote in message (...) I've just tried this and it does make a significant improvement, especially on older cylinders. With two old cylinders connected up in parallel, I found that the treated one would extend and (...) (21 years ago, 27-Aug-03, to lugnet.technic, lugnet.robotics)
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| | | | | | Re: Pneumatic Magic Presetnation Maertials —Tim Auton
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| | | | "Jennifer Clark" <jen@vulture.dmem.strath.ac.uk> wrote: [ceramic grease in pneumatic cylinders] (...) I hope there's no chance of damage :) I went for ceramic grease over organic as I understand it's fairly inert. I'm no chemist though and I don't (...) (21 years ago, 27-Aug-03, to lugnet.technic, lugnet.robotics)
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| | | | | | Re: Pneumatic Magic Presetnation Maertials —Jennifer Clark
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| | | | "Tim Auton" <tim.lugnet@uton.org> wrote in message (...) It was ceramic grease I used as well, from Tamiya. It's still working today :-) (...) Excellent! Jennifer (21 years ago, 28-Aug-03, to lugnet.technic, lugnet.robotics)
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