Self aligning magnetic locking device for module swivel caster a

Details Self aligning magnetic locking device for module swivel caster a Self aligning magnetic locking device for module swivel caster a

1976-05-04

1977-10-25

Schroeder, Werner H.

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

Casters

Locked

403 12, 403111, 403165, 403DIG1, B60B 3300

Patent

active

040549658

ABSTRACT:
A vehicle having a swivel caster wheel. The caster wheel has two spaced magnets attached to a fixed part of the caster and a third magnet attached to the caster fork so that the third magnet is influenced by the field of the first and second magnets, moving the caster to a predetermined position when the wheels are lifted from the floor. The wheels caster to proper position when they again engage the floor.

REFERENCES:
patent: 2654112 (1953-10-01), Milhizer
patent: 2687546 (1954-08-01), Oppenheimer
patent: 2799514 (1957-07-01), Kramcsak, Jr.
patent: 3394494 (1968-07-01), Gardel et al.
patent: 3518714 (1970-07-01), Hager

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