WEBGRAFÍA

http://www.slideshare.net/jfk791021/brazo-hidraulico

http://www.pablomarcodelpont.com.ar/blog/?p=3

http://www.youtube.com/watch?v=yOtAiqx8j5E&feature=related

http://www.youtube.com/watch?v=CCr8vhqpnOo

http://www.youtube.com/watch?v=OdAzYHScNTA&feature=related

http://espanol.answers.yahoo.com/question/index?qid=20090625164148AAsmHAs

http://www.ljcreate.com/es/ES%20HS%20Demo/LJCAI/MANUALS/HTML/M2872801/C003/Page001.htm

http://www.ljcreate.com/es/ES%20HS%20Demo/LJCAI/MANUALS/HTML/M2872801/C003/Page001.htm

http://html.rincondelvago.com/hidraulica_2.html