How to use a tyre and a pump to power an airbrush?

"make Air Compressor from tire / tyre tube " http://www.goldenpaints.com/technicaldata/airtips.php http://www.rcgroups.com/forums/showthread.php?t=1246328 http://www.ehow.com/how_5982519_homemade-air-compresser.html http://airbrushdoc.com/tipstricks/silent-compressor/ the main reason for tube is to collect volume od compressed air, that is needed, for constant flow for airbrush to work evenly, foot pump is ok to fill tube, if you can find electric air pump for constant air pressure, or vacuum cleaner with exhaust port, or old fridge compression unit, something with constant input, then adapt tyre (tire) with second valve for output, then adjust values for constant build-up, but release valve weakened to allow outflow at 30 psi foot pounds or so, look at other air units, air bed, air beach ball, larger truck tubes, or smaller tin can, barrel, glass jar, water jug, sealed container, cause of being in uk, there may be stipulations or regulations that ban homeowners from creating technical devices for work, if for a hobby as model painting, amount of preesure an stability may not be as high or continuous time wise, ..