تماشای ویدئو Nut screw and worm jack از آی-ویدئو

Combination of nut-screw and worm mechanisms gives the jack a high mechanical advantage. Inventor files for this video are available at: http://www.mediafire.com/download/2ezhxbc5n43qlbs/WormJackInv.zip
6 بهمن 1395
آی-ویدئو