Patent ID: 7478451

Claim:
A snake feeding device comprising: a base having opposite ends; first and second sets of drive rolls spaced apart in a longitudinal direction between said opposite ends of the base, each said set including at least two relatively displaceable rolls for engaging a snake therebetween and displacing the snake relative to said base in the longitudinal direction between said opposite ends in response to rotation of the snake; and, an actuator pivotally moveable relative to said base about an axis transverse to said longitudinal direction between said opposite ends for selectively displacing the rolls of each set relative to one another, the actuator carrying at least two drive rolls including a first drive roll of said first set and a second drive roll of said second set, said first drive roll maintaining a relationship of being closer to one end of said ends of said base than the other end, and said second drive roll maintaining a relationship of being closer to the other end of said base than the one end.