Cutlery
Patent
1975-04-30
1977-04-26
Peters, Jr., Joseph F.
Cutlery
187 9E, 214671, 308219, F16C 1700, B65G 4700, B66B 920
Patent
active
040197867
ABSTRACT:
A side thrust roller assembly particularly adapted for use in a lift truck mast unit to laterally position its carriage relative to an upright element while providing environmental protection for a thrust bearing within the assembly, the side thrust roller assembly including a roller engaging a lateral surface of the upright element, the roller and carriage having bores of different size, an adjusting spacer having an irregular bore being arranged between the roller and the carriage, a thrust bearing being disposed between the roller and adjusting spacer with a shaft having segments along its length for mating with the bores in the roller, adjusting spacer and carriage, the shaft segments for the roller bore and carriage bore being radially offset from each other to permit rotation of the shaft by the adjusting spacer for radially aligning the roller relative to the carriage, the adjusting spacer having a counterbore for receiving the thrust washer and a portion of the roller in order to prevent or minimize the entry of foreign material adjacent thrust surfaces of the bearing.
REFERENCES:
patent: 3467450 (1969-09-01), Schmidt et al.
patent: 3768595 (1973-10-01), Kelley, Jr.
Bertsch Richard A.
Peters Jr. Joseph F.
Towmotor Corporation
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