Patent ID: 7100351
Filing Date: 2006-09-05
Classification: A01D

Abstract:
1. A foldable hay rake, comprising, a base frame member having forward and rearward ends, and opposite sides, a tongue member secured to the forward end of the base frame member for securing the hay rake to a prime mover, a pair of elongated wing arms having inner and outer ends with the inner ends being adjustably secured to the base frame member and being adapted to move outwardly with respect to the base frame member, an elongated hay rake arm structure pivotally secured to the outer ends of the wing arms, and having a midsection and forward and rearward ends, a plurality of hay rake wheels secured to the hay rake arm structure, positioning wheels pivotally secured to the midsection of the hay rake arm structure, the wing arms each being comprised of a spaced beam and strut in parallel relation to form a parallelogram configuration, each wing arm being operatively connected by its outer end to a vertically disposed post connected to the positioning wheels to hold the positioning wheels in a forwardly extending direction regardless of a pivotal position of the hay rake arm structure with respect to the base frame member and the wing arms, and power means for moving the wing arms with respect to the base frame member.