Patent ID: 6428450
Filing Date: 2002-08-06
Classification: A63B

Abstract:
A sit-up exercising apparatus comprising:a base frame for positioning on the floor; a fixed seat cushion fixedly mounted on said base frame at a front side of said base frame; a swinging back cushion pivoted to a middle part of said base frame adjacent to said fixed seat cushion and turned up and down within an angle; a stop frame bar fastened to said base frame and adapted to limit the swinging angle of said swinging back cushion; two smoothly curved track means provided at two sides of said base frame; a transverse bar transversely mounted on a back sidewall of said swinging back cushion; and two handles fixedly connected in parallel to two distal ends of said transverse bar, said handles each having a bottom end respectively coupled to said smoothly curved track means for enabling said handles to be moved along said smoothly curved track means when alternatively turned up and down.