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> > How about telescopic? (how do they retract those IRL?).
>
> Opening the valve releases the oil and whatever force is pressing on the
> piston forces the oil out and back into the resovoir.
So there is no system to "suck" it back in apart from ol' gravity? True they
are almost always used to tip lorry beds and rise elevators and such.
> The old pnumatic system worked by pumping the air out of the cylinder.
I know, I'm actually old enough to own a few of them :)
Thanks!
Best regards,
/Tobbe
http://www.lotek.nu
(remove SPAM when e-mailing)
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Message has 1 Reply:
 | | Re: Custom Pneumatic Parts
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| "Tobbe Arnesson" <StPnAtM@lotek.nu> wrote in message news:HEtrzr.1EBt@lugnet.com... (...) they (...) While some are certainly single acting, double acting versions are available: (URL) are better examples than this kicking around, I found one a (...) (21 years ago, 14-May-03, to lugnet.technic, lugnet.robotics)
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Message is in Reply To:
| | Re: Custom Pneumatic Parts
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| (...) In lugnet.technic, Tobbe Arnesson writes: (...) Opening the valve releases the oil and whatever force is pressing on the piston forces the oil out and back into the resovoir. The old pnumatic system worked by pumping the air out of the (...) (21 years ago, 13-May-03, to lugnet.technic, lugnet.robotics)
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