Patent ID: 6913562

Claim:
A folding collapsible treadmill comprising: a base adapted for positioning on a flat surface, said base having two sidebars arranged in parallel at two sides; a treadmill platform, said treadmill having a front side and a rear side, the front side of said treadmill platform being pivoted to a front side of said base for enabling said treadmill platform to be turned relative to said base between a horizontal operative position and a vertical non-operative position; a positioning apparatus installed in said treadmill platform and adapted for locking said treadmill platform in said vertical non-operative position, said positioning apparatus having a movable stop member mounted in said treadmill platform, and a lever pivoted to one side of said treadmill platform and adapted for turning said movable stop member between a first position where said movable stop member is forced into engagement with a part of said base to lock said treadmill platform in said vertical non-operative position, and a second position where said movable stop member is disengaged from said base for enabling said treadmill platform to be turned relative to said base between said vertical non-operative position and said horizontal operative position; and wherein said treadmill platform comprises two frame tubes longitudinally disposed at two sides and arranged in parallel, one of said frame tubes comprising a bottom lug disposed near a rear side thereof and adapted for supporting said lever and an inside guide block fixedly disposed near a front side thereof, said guide block having an elongated axle hole adapted for guiding movement of said stop member between said first position and said second position; said stop member is a latch inserted through said axle hole of said guide member for axial movement along said axle hole between said first position and said second position.