Patent ID: 6341743
Filing Date: 2002-01-29
Classification: B44D,B65H,E04F,G01C

Abstract:
A string roller for paying out and taking up string under the control of a user, the string roller comprising, in combination with a quantity of string:a shaft having a first end and a second end; a roller rotatably supported on said shaft, said roller having a first end and a second end; a pair of rubber tires, a first one of said pair of rubber tires supported about said first end of said roller, and a second one of said pair of rubber tires supported about said second end of said roller, each of said pair of rubber tires having a central opening; said roller further including: a first hub rotatably supported about said shaft proximate said first end of said shaft, said first hub having a first annular rim projecting radially outward from said first hub, said first annular rim fitting into a first annular recess surrounding said central opening of said first one of said pair of rubber tires; a second hub rotatably supported about said shaft proximate said second end of said shaft, said second hub having a second annular rim projecting radially outward from said second hub, said second annular rim fitting into a second annular recess surrounding said central opening of said second one of said pair of rubber tires; and a plurality of bowed rods extending between said first hub and said second hub; a cranked rod having a first end and a tail portion, said first end of said cranked rod being attached to said second end of said shaft; and a hand grip supported on said tail portion of said cranked rod, whereby when the quantity of string is wound around said roller and a free end of the string is anchored at a location selected by the user, string can be paid out from said roller as the user walks over a surface in a direction away from the location at which the string is anchored while carrying the string roller, and the string can be wound around said roller as the user walks toward the location at which the string is anchored with said pair of rubber tires in contact with the surface upon which the user is walking.