Caster apparatus

Details Caster apparatus Caster apparatus

1978-11-03

1981-03-10

Troutman, Doris L.

Miscellaneous hardware (e.g., bushing, carpet fastener, caster,

Casters

Antifrictionally swivelled

B60B 3300

Patent

active

042545323

ABSTRACT:
A caster apparatus of the type having a caster bracket mounted on a mounting base for swivel motion about an upright swivel axis and a caster wheel mounted on the caster bracket, in which the mounting base has a downwardly facing annular trackway spaced outwardly from the swivel axis, a roller is mounted on the caster bracket for rotation about an axis extending generally radially of the caster axis and in rolling engagement with the annular trackway, and pads are mounted on the caster bracket at a location to engage the annular trackway adjacent the roller to wipe the trackway in advance of the roller when the caster bracket swivels and to also dampen swivelling of the caster bracket about the caster axis.

REFERENCES:
patent: 273298 (1883-03-01), Ogborn
patent: 503483 (1893-08-01), Polster
patent: 1739716 (1929-12-01), Fisher
patent: 2306179 (1942-12-01), Mulholland
patent: 2410047 (1948-04-01), Heller
patent: 2688149 (1954-09-01), Popp
patent: 2738542 (1956-03-01), Clark, Jr.
patent: 2830345 (1958-04-01), Robinson et al.
patent: 3518714 (1970-07-01), Hager
patent: 3518714 (1970-07-01), Hager

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