Backpack wheel extension

Abstract

The invention relates to a backpack with extendable wheels which extends to the ground, composed of a left and right shaft which contains the left and right shaft extension containing at one end a left and right pivoting wheel, which come in contact to the ground, therefore reducing the weight of the backpack and also contains a left and right shoulder strap and a waist belt, which also contribute to the load supporting features of the backpack wheel extension.

What is claimed is: 
     
         1 ) A backpack wheel extension comprising:
 a) a backpack frame;   b) a shoulder strap;   c) a waist belt;   d) a backpack where the weight is carried;   e) a wheel;   f) means for extending said wheel to the ground.   
     
     
         2 ) A backpack wheel extension of  claim 1 , wherein said extendable means is a shaft extension. 
     
     
         3 ) A backpack wheel extension of  claim 2 , wherein said shaft extension has a means for adjusting the height. 
     
     
         4 ) A backpack wheel extension of  claim 3 , wherein having plurality of said shoulder strap. 
     
     
         5 ) A backpack wheel extension of  claim 4 , wherein having plurality of said shaft extension. 
     
     
         6 ) A backpack wheel extension of  claim 5 , wherein having plurality of said wheel. 
     
     
         7 ) A backpack wheel extension of  claim 6 , wherein said wheels are pivoting, whereby having the ability to move in all directions. 
     
     
         8 ) A backpack wheel extension of  claim 7 , wherein said shaft extension with said wheel are positioned outside and behind the legs of wearer, whereby not interfering with the walking or running. 
     
     
         9 ) A backpack wheel extension comprising:
 a) a backpack frame;   b) a waist belt;   c) a wheel;   d) means for extending said wheel to the ground.   
     
     
         10 ) A backpack wheel extension of  claim 9 , wherein said backpack frame contains a shoulder strap. 
     
     
         11 ) A backpack wheel extension of  claim 10 , wherein said extendable means is a shaft extension extending to the ground. 
     
     
         12 ) A backpack wheel extension of  claim 11 , wherein said shaft extension has a means for adjusting the height. 
     
     
         13 ) A backpack wheel extension of  claim 12 , wherein having plurality of said shaft extension and said wheel. 
     
     
         14 ) A backpack wheel extension of  claim 13 , wherein said wheels are pivoting, whereby having the ability to moving in all directions. 
     
     
         15 ) A backpack wheel extension of  claim 14 , wherein said shaft extension and said wheel are positioned outside and behind the legs of wearer, whereby not hindering the movements of wearer. 
     
     
         16 ) A backpack wheel extension of  claim 15 , wherein said backpack frame contains a backpack, whereby items can be placed into it. 
     
     
         17 ) A backpack wheel extension of  claim 15 , wherein said backpack frame contains a load platform, whereby a load can be placed onto it. 
     
     
         18 ) A backpack wheel extension of  claim 17 , wherein said backpack frame contains a load strap. 
     
     
         19 ) A backpack wheel extension comprising:
 A backpack frame containing a backpack to carry the load and a waist belt; a left shoulder strap; a right shoulder strap; a left shaft; a right shaft; wherein said left shaft contains a left shaft extension with a left pivoting wheel at one end and said right shaft contains a right shaft extension with a right pivoting at one end; wherein said left and right shaft extension have the means for extending to come in contact with the ground; wherein said left and right shaft extension have the means for adjusting to the different heights of the wearer; wherein said left and right shaft extension with said left and right wheel are positioned outside and behind the legs of wearer, whereby not hindering the movements of wearer.   
     
     
         20 ) A backpack wheel extension of  claim 19 , wherein said backpack frame contains a load platform and a load strap.