Patent ID: 8739426

Claim:
A measuring device, comprising: a housing; a string opening positioned on said housing; a reel member rotatably positioned within said housing, wherein a length of string is wound around said reel member and wherein a first end of said string is fixedly secured to said reel member, wherein a second end of said string extends through said string opening; a sensor wheel rotatably positioned within said housing, wherein said length of string extends partially around said sensor wheel; a plurality of counting indicia positioned on said sensor wheel; at least one sensing member positioned above said sensor wheel for sensing the number of said counting indicia which have passed thereunder; a control unit, wherein said control unit is adapted to receive said number of said counting indicia from said at least one sensing member and calculate a length of dispensed string; memory connected to said control unit; a display connected to and positioned within said housing and connected to said control unit; a power source positioned within said housing and electrically connected to said control unit, said memory and said display so as to power said control unit, said memory and said display; wherein when string is dispensed, the length dispensed string is displayed on said display; wherein when string is dispensed, the length of dispensed string is stored in said memory for future retrieval and use; at least one input mechanism connected to said housing and said control unit; wherein said input mechanism selectively resets a counter of said control unit to calculate a length of dispensed string, and selectively activates and deactivates a counter of said control unit to calculate a length of dispensed string.