 | | Re: Pneumatic Cranking Compressor Pump —John Morgan
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| | | (...) there is a nice design of a two small cylinder pumps attached to one motor using gears. this is to Ralph Hemples design www.bmts.com/~rhempel and click on his lego related information. Very compact design work. here is a another link to (...) (25 years ago, 9-Jun-99, to lugnet.build)
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| | | | | Re: Pneumatic Cranking Compressor Pump —John Morgan
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| | | | Oops noticed the link didnt work so here it is again For Ralph Hemples doulbe acting pnuematic pumps (URL) He also has a neat pressure switch design that looks like it would keep the system from over pressurizing Thanks Ralph! John (25 years ago, 10-Jun-99, to lugnet.build)
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