Patent ID: 6142426
Filing Date: 2000-11-07
Classification: B61L,Y10T

Abstract:
A counterweight adjustment apparatus for adjusting the longitudinal position of counterweights upon a railroad gate crossing structure comprising:(a) a pair of journals provided with means for attachment of said journals to a railroad crossing gate arm casing,(b) an elongated rotatable threaded member mounted within the journals for rotational movement about its longitudinal axis,(c) an internally threaded counterweight support assembly movably mounted upon the rotatable threaded member,(d) said counterweight support assembly including a traveler internally threaded to receive the elongated rotatable threaded member, a guide member adapted for sliding movement within a longitudinal counterweight adjustment slot also associated with the railroad crossing gate arm casing and a counterweight support means extending outwardly from said guide member and incorporating means thereupon for retaining counterweights, and(e) means provided upon the rotatable threaded member for interengagement with wrench means for rotating said threaded member.