Patent ID: 7921796

Claim:
A collapsible arch bar comprising: a pair of spaced side arms each having a lower end and an upper end, the lower end of each side arm pivotally attached to a water craft; a substantially planar, pivotal cover member pivotally attached to the upper end of each of said side arms, said cover member having a lower surface whereby said cover is foldable onto the arms and said arms are foldable relative to said water craft to allow the water craft to clear an overhead obstruction; a first hydraulic cylinder attached to said water craft, said first hydraulic cylinder having a telescoping piston extending therefrom, said piston having an upper end slidably mounted on either of said side arms; a second hydraulic cylinder attached to either of said side arms, said second hydraulic cylinder having a telescoping piston pivotally attached to the lower surface of the cover; means for reversibly delivering hydraulic fluid to each of said cylinders allowing a user to easily collapse and re-erect the arch bar.