Patent ID: 6098299
Filing Date: 2000-08-08
Classification: B44D,Y10T

Abstract:
A chalk line holder comprising:a housing; andan operating mechanism on the housing comprising a spool around which a supply of line can be wound and moveable relative to the housing about a first axis and a brake assembly for the spool,the spool comprising a) a central hub with a central axis and b) two flanges spaced axially relative to the central axis so that the flanges and central hub cooperatively define a space for a supply of chalk line,the brake assembly comprising, a notch on each of the two flanges, at least one brake surface, at least one pawl moveable transversely to the first axis between a) an engaged position wherein the at least one pawl engages both of the notches to prevent movement of the spool in a first direction about the first axis and b) a disengaged position, a biasing element normally urging the at least one pawl towards the engaged position, and an actuator to move the pawl towards the disengaged position against the urging of the biasing element.