Patent ID: 7094185

Claim:
An exercise machine for enabling exercise with free weights comprising: a weightlifting frame having a floor support for supporting said weightlifting frame upon a floor and having first and second oppositely opposed side upstanding posts coupled together by said floor support; first and second rails coupled to said floor support at first ends thereof and coupled to said upstanding posts, said first and second rails generally parallel and adjacent to said first and second upstanding posts, respectively; first and second free weight holders including respective first and second riding carriages respectively and slidably coupled to said first and second rails, and being independently moveable with respect to each other when coupled to free weights said riding carriages coupling free weights to said weightlifting frame; and first and second carriage supports respectively and slidably coupled to said first and second upstanding posts, said first and second carriage supports selectably attachable to said respective first and second upstanding posts, said first and second carriage supports respectively supporting said first and second riding carriages and limiting the downward travel of said first and second riding carriages so that weight of said first and second riding carriages including weight of any free weights coupled to said first and second riding carriages may rest upon and be supported by said first and second carriage supports; said first and second riding carriages respectively slidably engaging and pivotably rotatable about said first and second rails; first and second free weight holding portions for holding free weights; and first and second reciprocating arm systems respectively coupling said first and second sliding carriages with said first and second free weight holding portions.