Pivoting castor with directional locking

Details Pivoting castor with directional locking Pivoting castor with directional locking

1994-03-24

1995-09-19

Hughes, S. Thomas

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

Casters

Locked

B60B 3302

Patent

active

054506506

ABSTRACT:
A pivoting castor having a rotating wheel able to pivot about a vertical pivot shaft. The castor includes a support bearing structure fixed to the lower end of the pivot shaft and supporting a fork joint the lower end of which supports the wheel. A locking mechanism including a spring strip member is disposed in a space between the support bearing and the wheel and is pivoted on the fork joint. The spring strip member includes a locking bolt which is able to engage in a recess provided in the support bearing structure for locking the wheel against pivoting about the pivot shaft.

REFERENCES:
patent: 2583858 (1949-02-01), Kostolecki
patent: 2799514 (1957-07-01), Kramczak
patent: 3751757 (1973-08-01), Stosberg et al.
patent: 4494272 (1985-01-01), Morita
patent: 4706328 (1987-11-01), Broeske
patent: 5040265 (1991-08-01), France et al.
patent: 5263226 (1993-11-01), Roy et al.

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