Patent ID: 7028411
Filing Date: 2006-04-18
Classification: B44D,G01C

Abstract:
1. In combination: an elongated level having first and second ends and ae an outer surface extending between said first and second ends terminating at an edge; a chalk line marker including a housing having a housing interior containing chalk and defining a chalk line opening communicating with said housing interior and a chalk line wound within said housing projecting outwardly from said housing interior through said chalk line opening and selectively movable upon unwinding and winding thereof, respectively, between an extended position and a retracted position, said chalk line having one chalk line end disposed within said housing interior at all times and the other chalk line end comprising a distal end with a retainer clip disposed outside said housing interior; and connector structure releasably connecting said chalk line marker to said level whereby said chalk line marker may be selectively employed with said level to provide chalk marks with the chalk line thereof in orientations corresponding to orientations of said edge or alternatively completely removed in its entirety from said level to provide chalk marks with the chalk line thereof in a conventional manner independently of said level, and said level being employable independently of said chalk line marker upon removal of said chalk line marker.