Patent ID: 6050923
Filing Date: 2000-04-18
Classification: A63B

Abstract:
A jogging machine comprising:a support body formed of a base in contact with a floor surface, and a support frame extending uprightly from said base;a jogging platform having a front side, a rear side, a left side, and a right side, said front side provided with a receiving slot and a first motor mounted in said receiving slot, said platform provided with a track located between said left side and said right side such that said track is driven by said first motor to move along a closed path, said rear side provided with at least one roller fastened therewith;a connection member fastening pivotally said base with said front side of said platform such that said platform moves between a first position and a second position in relation to said base, and that said platform is parallel to the floor surface at the time when said platform is located at said first position, and further that said rear side of said platform is joined with said support frame of said support body at the time when said platform is located at said second position;a linear actuating device comprising a second motor mounted in said receiving slot, and an expandable rod driven by said second motor to extract or retract; anda lifting member having a load portion, a force application portion, and two pivoting portions located between said load portion and said force application portion such that said pivoting portions are pivoted in said receiving slot, said load portion being connected with said expandable rod, said force application portion being provided with at least one roller, whereby said lifting member is actuated to swivel on said pivoting portions to cause said roller of said force application portion to be in contact with the floor surface at such time when said platform is located at said first position and when said expandable rod is extracted, thereby causing said front side of said platform to be elevated such that said track is thus sloped, and whereby said roller of said force application portion of said lifting member is in contact with the floor surface to give a support to said platform at the time when said platform is located at said second position.