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Yea, I kinda figured the big punp wasn't too good for the compresor
pump. I did see that on your page, but I figured I'd try it anyhow.
Part of my problem (and I'm kinda ashamed to say it) is that is
actually the only pump I own, large or small.
There, now it's out in the open... I only have one pump! , and it's
a nearly usless large one! *sniff*
woe-is-me
Tom Heverly
=)
On Mon, 30 Apr 2001 00:10:05 GMT, c s soh <cssoh@singnet.com.sg>
wrote:
> "Klaas H. Meijaard" wrote:
> >
> > I've seen a website somewhere... A guy has done some real good testing (with
> > help of RCX) regarding the performance of several pneum. pumps.
> >
> > Simple conclusion: the small one from Lego is the best, just use that one and
> > leave the large ones with their springs.
>
> I guess I'd better own up to prevent more people wasting their time and
> effort trying to remove the spring from the large hand pump.
>
> I think we have all been badly misled by the picture of the Recycler on
> the bottom of the RIS 1.0 box which shows the hand pump (with spring
> intact) being used as an air compressor.
>
> With or without the spring, the large hand pump performs poorly as a
> motorised air compressor. It's great when worked by hand, but that's
> what it was designed for.
>
> Btw, pump testing has gone hi-tech at
> http://www.geocities.com/cssoh1/pressure/pressure.htm
>
> --
> C S Soh
>
> CSSoh's Lego Pneumatics
> http://www.geocities.com/cssoh1
> ... where air is power!
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Message has 2 Replies:
 | | Re: springless pneumatic pump
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| (...) Agreed... Large pumps suck at being motorized. But has anyone ever tried mounting one to a piston-like assembly? Maybe something that pushes and pulls it much like a human hand would. I have been wondering for a while if this would be better (...) (24 years ago, 2-May-01, to lugnet.technic, lugnet.robotics)
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Message is in Reply To:
| | Re: springless pneumatic pump
|
| (...) I guess I'd better own up to prevent more people wasting their time and effort trying to remove the spring from the large hand pump. I think we have all been badly misled by the picture of the Recycler on the bottom of the RIS 1.0 box which (...) (24 years ago, 30-Apr-01, to lugnet.technic, lugnet.robotics)
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