Self-orienting caster for moving pieces of furniture and the...

Details Self-orienting caster for moving pieces of furniture and the... Self-orienting caster for moving pieces of furniture and the...

2007-04-24

2007-04-24

Glessner, Brian E. (Department: 3676)

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

Casters

Antifrictionally swivelled

C016S030000, C016S037000, C016S038000

Reexamination Certificate

active

10971155

ABSTRACT:
A self-orienting caster, constituted by at least one wheel, which can rotate on a shaft driven horizontally through the seat of a support provided with a vertical recess open upward and offset axially with respect to the shaft and in which a caster pivoting pivot rotates that is provided with first and second portions insertable in a seat of a furniture piece, the second portion having an end stem with reduced diameter forming a shoulder, a bush fixed axially on the stem and forming an annular groove for accommodating, without play, an elastic ring that presses by expanding against the wall of the recess.

REFERENCES:
patent: 2181722 (1939-11-01), Butter et al.
patent: 3997938 (1976-12-01), Pinaire et al.
patent: 4120071 (1978-10-01), Crescenzi
patent: 4720894 (1988-01-01), Deasy et al.
patent: 4793021 (1988-12-01), Deasy et al.
patent: 5263238 (1993-11-01), Cooper
patent: 636 020 (1928-03-01), None

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