Patent ID: 6113308
Filing Date: 2000-09-05
Classification: E01C,Y10S

Abstract:
A device capable of being attached to a motorized vehicle for removing filler material from concrete joints comprising:(a) a mounting plate having a top, a bottom, a forward edge, and a rear edge, said mounting plate being adapted to be attached to the motorized vehicle;(b) an elongated arm having a pivoting end pivotably attached to said top of said mounting plate and a free end positioned beyond said forward edge of said mounting plate;(c) a blade secured to said free end of said elongated arm and extending downwardly from said arm;(d) a spring having two ends, one end of said spring attached to said mounting plate and the opposite end of said spring attached to said elongated arm, said spring biasing said elongated arm toward a predetermined position; and(e) a retention bar positioned over said elongated arm and attached to said mounting plate in such a manner as to allow movement of said elongated arm in a horizontal direction along a predetermined path of travel.