 | | Re: 7905 building crane
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(...) pack... but I haven't been able to disassemble it yet because my kids keep playing with both (!) of them. I actually found the design and playability of the model high, with details like the weight being able to shift, the mechanism to move (...) (18 years ago, 9-Nov-06, to lugnet.technic)
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| | 7905 building crane
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I received a Lego catalogue the other day, and there are quite a few nice sets in it but one particularly caught my eye, the 7905 building crane. (URL) it's a City set but it's got enough technic to interest us. It's full of yellow or grey studded (...) (18 years ago, 9-Nov-06, to lugnet.technic)
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| | Re: Pneumatic compressor
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In lugnet.org.ca.rtltoronto, David Koudys wrote: <snip> (...) <snip> I forgot to mention that I did try 16t gears across, instead of 8t in the centre and 24t on the ends, and it did run. Unfortunately, not alotta torque and the compressor stalled at (...) (18 years ago, 8-Nov-06, to lugnet.org.ca.rtltoronto, lugnet.technic)
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| | Pneumatic compressor
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Going from this compressor from CSSOH (the guru of pneumatics)-- (URL) was using an RC motor to power 1 mini-pump. I used it (slightly modified) for running my new 'steam' engine, 'Big Blue'-- (URL) issue is, as pointed out by CSSOH, the cylinder (...) (18 years ago, 8-Nov-06, to lugnet.org.ca.rtltoronto, lugnet.technic)
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| | Re: Pneumatic cylinder/pump
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(...) I also have one Hempel compressor around i never put apart. I must say is the only one lego model i never put apart. Thanks Ralph! Patrick (18 years ago, 5-Nov-06, to lugnet.technic)
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| | Re: Pneumatic cylinder/pump
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(...) You didn't know?!? It's a famous thing, man! Even Dr. Soh calls his variant a 'modified Hempel'. There's also a four-pump version, the Quad Hempel. It's all over the web- you're worldwide, baby! And, while you're reading this, let me say (...) (18 years ago, 3-Nov-06, to lugnet.technic)
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| | Re: Pneumatic cylinder/pump
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(...) Hehehe. I built one a couple years ago and have never taken it apart because it works so well -- the design is great. I keep it on hand as my pure-LEGO compressor. Once in a while I forget this and try to find my "missing" 9V motor. :) (18 years ago, 3-Nov-06, to lugnet.technic)
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| | Re: Pneumatic cylinder/pump
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(...) OMG. Is that what they are calling it now? Cheers, Ralph Hempel (18 years ago, 3-Nov-06, to lugnet.technic)
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| | Re: Pneumatic cylinder/pump
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(...) [...] (...) Pumps are cheap- way cheaper than cylinders. Just buy a few. You could get three for the cost of a case of bottled water. The price of dinner in a nice restaurant will get you a half dozen or more (depending on where you eat). (...) (18 years ago, 3-Nov-06, to lugnet.technic)
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| | Re: Pneumatic cylinder/pump
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(...) I think a much better solution would be to combine an old red "low friction" cylinder with the old one way air brick. (18 years ago, 3-Nov-06, to lugnet.technic)
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