Patent ID: 6098427
Filing Date: 2000-08-08
Classification: C03B

Abstract:
A neck ring arm assembly for a glass container forming machine of the individual section type, said neck ring arm assembly comprising:an oscillatable shaft having a longitudinal axis;an inner annular sleeve surrounding at least a portion of said oscillatable shaft, said inner annular sleeve being rotatable with, but not with respect to, said oscillatable shaft and having an exterior in the configuration of a polygon;first and second outer annular sleeves each surrounding at least a portion of said inner annular sleeve, each of said first and second outer annular sleeves having an interior in the configuration of a polygon corresponding to the exterior shape of the inner annular sleeve;a plurality of wear pad means carried by each of said first and second outer annular sleeves, each of said wear pad means engaging a surface of the polygonal exterior of said inner annular sleeve;each of said first and second outer annular sleeves being rotatable with, but not with respect to, said inner annular sleeve and being reciprocable in unison in opposed directions with respect to and along the longitudinal axis of said inner annular sleeve;means for oscillating said oscillatable shaft; andmeans for reciprocating said first and second outer annular sleeves in unison in opposed directions along said longitudinal axis of said oscillatable shaft means with respect to said inner annular sleeve.