Pivotal bolster plate

Details Pivotal bolster plate Pivotal bolster plate

1982-04-06

1983-12-06

Peters, Jr., Joseph F.

Land vehicles

Wheeled

Articulated vehicle

280433, 280492, B62D 5308

Patent

active

044189346

ABSTRACT:
A bolster plate is mounted on the bottom side of a shaft which is supported longitudinally on the trailer for permitting pivotal movement of the bolster plate about the axis of the shaft. The shaft is mounted at its opposite ends by thrust bearings on longitudinal support of the trailer and is engaged on its upper side at the center by a half round groove-like bearing surface of a center bearing which is mounted on the support.

REFERENCES:
patent: 3021155 (1962-02-01), Sherman, Jr.
patent: 3337277 (1967-08-01), Arnold
patent: 3430987 (1969-03-01), Whitmore et al.
patent: 3897086 (1975-07-01), Breford
patent: 3899194 (1975-08-01), Breford

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