Rocker bushings for pivotal movement

Details Rocker bushings for pivotal movement Rocker bushings for pivotal movement

1985-11-12

1986-08-05

Goldberg, Howard N.

Metal working

Means to assemble or disassemble

Puller or pusher means, contained force multiplying operator

29434, 384271, B21B 3108, F16C 2500

Patent

active

046034595

ABSTRACT:
A rocker bushing for a roller structure for supporting a boat on a trailer bed and having a male and female member formed of two cylindrical portions surrounding the shaft and supporting the roller. Each cylindrical member having a tapered longitudinal portion but terminating in a radially outwardly extending stop flange of increased radial thickness. The bearing surface of the rocker bushing positionally adjacent to the shaft is curved to allow the roller to gimbal or wobble to engage the angle of a boat hull. The integral construciton of the rocker bushing provides support across the entire width of the roller.

REFERENCES:
patent: 1748006 (1930-02-01), Wohlart
patent: 2531334 (1950-11-01), Grenat
patent: 2913251 (1959-11-01), Herbenar
patent: 3232646 (1966-02-01), Stark
patent: 4196502 (1980-04-01), Johnson

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