Patent ID: 7025332
Filing Date: 2006-04-11
Classification: B60S

Abstract:
1. A mechanical arm adapted to mount to a support and operative to move from a contracted state to an extended state, comprising: (A) a base adapted to secure to the support and including a first fixed gear element disposed thereon; (B) an elongated distal arm member having a first end portion and a second end portion opposite the first end portion and including a second fixed gear element disposed thereon; (C) an elongated proximal arm member having a proximal end portion pivotally secured to said base for movement about a first pivot axis and a distal end portion pivotally secured to said distal arm member for movement about a second pivot axis; (D) a drive shaft rotatably disposed on said proximal arm member and extending longitudinally thereof, said drive shaft including (E) a drive associated with said drive shaft for selectively rotating said drive shaft relative to said proximal arm member.