Treadmill with a Firmly Located Belt

Abstract

A treadmill includes a frame, at least two rollers, a belt and at least one guiding element. The rollers are supported on the frame. The belt is wound around the rollers. The guiding element is in contact with an upper face of an upper section of the belt to avoid suspension of the upper section of the belt above the frame.

1 . A treadmill including:
 a frame;   at least two rollers supported on the frame;   a belt wound around the rollers and formed with upper and lower sections; and   at least one guiding element in contact with one of the upper and lower sections of the belt to alleviate suspension of the upper section of the belt above the frame.   
     
     
         2 . The treadmill according to  claim 1 , including intermediate rollers transversely supported on the frame and located below the upper section of the belt. 
     
     
         3 . The treadmill according to  claim 1 , wherein the guiding element is located against an upper face of the upper section of the belt. 
     
     
         4 . The treadmill according to  claim 3 , including at least two guiding elements each located against a related one of two opposite margins of the upper section of the belt. 
     
     
         5 . The treadmill according to  claim 4 , wherein the guiding elements are bearings each supported on an axle attached to a bracket located on and secured to the frame. 
     
     
         6 . The treadmill according to  claim 1 , wherein the guiding element is located against a lower face of the lower section of the belt. 
     
     
         7 . The treadmill according to  claim 6 , wherein the guiding element is a roller. 
     
     
         8 . The treadmill according to  claim 6 , including at least two guiding elements each located against a related one of two opposite margins of the lower section of the belt. 
     
     
         9 . The treadmill according to  claim 8 , wherein the guiding elements are bearings each supported on an axle attached to a bracket located beneath and secured to the frame. 
     
     
         10 . The treadmill according to  claim 1 , including:
 at least one upper guiding element located against an upper face of the upper section of the belt; and   at least one lower guiding element located against a lower face of the lower section of the belt.   
     
     
         11 . The treadmill according to  claim 10 , including at least two upper guiding elements each located against a related one of two opposite margins of the upper section of the belt. 
     
     
         12 . The treadmill according to  claim 11 , wherein the upper guiding elements are bearings each supported on an axle attached to a bracket located on and secured to the frame. 
     
     
         13 . The treadmill according to  claim 10 , wherein the lower guiding element is a roller. 
     
     
         14 . The treadmill according to  claim 10 , including at least two lower guiding elements each located against a related one of two opposite margins of the lower section of the belt. 
     
     
         15 . The treadmill according to  claim 14 , wherein the lower guiding elements are bearings each supported on an axle attached to a bracket located beneath and secured to the frame. 
     
     
         16 . The treadmill according to  claim 10 , including at least one middle guiding element located against an upper face of the lower section of the belt. 
     
     
         17 . The treadmill according to  claim 16 , wherein the middle guiding element is a roller. 
     
     
         18 . The treadmill according to  claim 1 , including at least two lateral guiding elements each located a related one of two opposite edges of one of the upper and lower sections of the belt. 
     
     
         19 . The treadmill according to  claim 18 , wherein the lateral guiding elements are pulleys.