Caster

Details Caster Caster

1985-10-29

1987-06-02

Vlachos, Leonidas

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

Casters

16 23, 16 48, B60B 3300

Patent

active

046691464

ABSTRACT:
A caster includes a mechanism that allows a wheel axle to shift rearward through a distance corresponding to the previous lag of the axis of rotation of the wheel behind the wheel bearing axis when the caster reverses its direction of advance. In a first embodiment, the mechanism includes a unit rotating a wheel axle to reverse the trail. In a second embodiment, the mechanism includes a slider allowing the wheel axle to slide horizontally.

REFERENCES:
patent: 3015838 (1962-01-01), Ulinski
patent: 4471508 (1984-09-01), Seaborg

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