Patent ID: 6439250
Filing Date: 2002-08-27
Classification: A61H,A63B

Abstract:
A safety support device for supporting a user's body above ground while using the device, includinga frame having a mounting section with a forward end and a rear end, a pair of forward legs attached to the forward end of the mounting section and a pair of rear legs attached to the rear end of the mounting section, at least one pair of said legs each having distal ends to which is attached a roller assembly, each said roller assembly including a cover and a ball member at least partially enclosed within said cover, with each said cover having a first end attached to the distal end of the leg carrying the roller assembly and a second open end, a compression spring positioned within each cover and having a first moveable race attached thereto near said open end and a second stationary race mounted at said open end, said ball member being seated between said first and second races and said spring pulling the first moveable race inward to disengage the brake element so long as said spring is not in compression, positioning the brake element adjacent to a surface of the ball member or just touching said surface.