Sit-Up Board with Heel Block

Abstract

A sit-up board is provided comprising a non-slip backboard, a heel block on the backboard, and a foot strap in front of the heel block configured to hold a user's feet together and against both the heel block and the backboard during sit-ups.

What is claimed is: 
     
         1 . A sit-up board, comprising:
 a non-slip backboard having rubber strips on a bottom surface of said backboard;   a rectangular heel block on said non-slip backboard; and   a foot strap in front of said rectangular heel block configured to hold a user's feet together and against both said rectangular heel block and said non-slip backboard during sit-ups and further configured to hold said user's heels against said front of said rectangular heel block wherein said rectangular heel block lies between said user's heels and said user's body.   
     
     
         2 . The sit-up board according to  claim 1  further comprising a cushioning pad on said non-slip backboard configured to cushion the user's back and/or buttocks. 
     
     
         3 . The sit-up board according to  claim 2  wherein said cushioning pad is permanently attached to said non-slip backboard. 
     
     
         4 . The sit-up board according to  claim 2  wherein said cushioning pad is removably attached to said non-slip backboard. 
     
     
         5 . The sit-up board according to  claim 1  wherein said rectangular heel block has a length of between 8 and 10 inches, a width of between 0.25 and 2 inches, and a height of between 1.5 and 2.5 inches. 
     
     
         6 . The sit-up board according to  claim 1  wherein said rectangular heel block is molded as part of said backboard. 
     
     
         7 . The sit-up board according to  claim 1  wherein said foot strap comprises:
 a strap threaded down through a first slot in said backboard, across a bottom surface of said non-slip backboard, and up through a second slot in said non-slip backboard; 
 a buckle attached to a first end of said strap; and 
 a buckle receiver attached to a second end of said strap wherein said buckle is configured to be held firmly in place by said buckle receiver and wherein said strap is configured to be buckled and tightened to hold the user's feet together and in place on said non-slip backboard. 
 
     
     
         8 . The sit-up board according to  claim 1  wherein said non-slip backboard:
 has a length configured to support the user's feet and buttocks; or 
 has a length configured to support the user's feet, buttocks, and shoulder blades. 
 
     
     
         9 . A sit-up board, comprising:
 a non-slip backboard;   a rectangular heel block on said non-slip backboard;   a foot strap in front of said rectangular heel block configured to hold a user's feet together and against both said rectangular heel block and said non-slip backboard during sit-ups and further configured to hold said user's heels against said front of said rectangular heel block wherein said rectangular heel block lies between said user's heels and said user's body;   a first set of legs on a bottom surface at a top end of said non-slip backboard configured to unfold to hold said non-slip backboard in an inclined position; and   a second set of legs on said bottom surface at a bottom end of said non-slip backboard configured to unfold to hold said non-slip backboard in a declined position.   
     
     
         10 . The sit-up board according to  claim 9  further comprising a cushioning pad on said non-slip backboard configured to cushion the user's back and/or buttocks. 
     
     
         11 . The sit-up board according to  claim 10  wherein said cushioning pad is permanently attached to said non-slip backboard. 
     
     
         12 . The sit-up board according to  claim 10  wherein said cushioning pad is removably attached to said non-slip backboard. 
     
     
         13 . The sit-up board according to  claim 9  wherein said foot strap comprises:
 a strap threaded down through a first slot in said backboard, across a bottom surface of said non-slip backboard, and up through a second slot in said non-slip backboard; 
 a buckle attached to a first end of said strap; and 
 a buckle receiver attached to a second end of said strap wherein said buckle is configured to be held firmly in place by said buckle receiver and wherein said strap is configured to be buckled and tightened to hold the user's feet together and in place on said non-slip backboard. 
 
     
     
         14 . A sit-up board, comprising:
 a non-slip backboard;   a rectangular heel block on said non-slip backboard; and   a foot strap in front of said rectangular heel block configured to hold a user's feet together and against both said rectangular heel block and said non-slip backboard during sit-ups and further configured to hold said user's heels against said front of said rectangular heel block wherein said rectangular heel block lies between said user's heels and said user's body; and   wherein said non-slip backboard has a first section comprising said rectangular heel block and said foot strap and a second section folded under said first section wherein:   said first section is configured to support a user's feet and buttocks; and   said second section is configured to be unfolded and locked into a position abutting said first section wherein said second section is further configured to support said user's shoulder blades.   
     
     
         15 . The sit-up board according to  claim 14  further comprising a cushioning pad on said non-slip backboard configured to cushion the user's back and/or buttocks. 
     
     
         16 . The sit-up board according to  claim 15  wherein said cushioning pad is permanently attached to said non-slip backboard. 
     
     
         17 . The sit-up board according to  claim 15  wherein said cushioning pad is removably attached to said non-slip backboard. 
     
     
         18 . The sit-up board according to  claim 14  wherein said foot strap comprises:
 a strap threaded down through a first slot in said backboard, across a bottom surface of said non-slip backboard, and up through a second slot in said non-slip backboard; 
 a buckle attached to a first end of said strap; and 
 a buckle receiver attached to a second end of said strap wherein said buckle is configured to be held firmly in place by said buckle receiver and wherein said strap is configured to be buckled and tightened to hold the user's feet together and in place on said non-slip backboard.