Roller units

Details Roller units Roller units

1975-07-21

1977-05-24

Schroeder, Werner H.

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

Casters

Frame

190 18A, D 8375, B60B 3300

Patent

active

040246000

ABSTRACT:
A roller unit for use as a caster for luggage, for example, has a sturdy -piece roller housing formed of sheet metal, the housing comprising a rectangular base with raised pads at opposite ends thereof and a roller-receiving shell defined by a pair of opposed U-shaped walls bent from opposite longitudinal edge regions of the base between the pads. Roller units are manufactured seriatim by metal forming operations that do not require deep-drawing.

REFERENCES:
patent: 260728 (1882-07-01), Cowell
patent: 394310 (1888-12-01), Sullivan
patent: 790748 (1905-05-01), Rangnow
patent: 1969557 (1934-08-01), Hevold
patent: 2186724 (1940-01-01), Harris
patent: 2524236 (1950-10-01), Schultz, Jr.
patent: 2691793 (1954-10-01), Jacobs
patent: 2964778 (1960-12-01), Frey
patent: 3987875 (1976-10-01), Szabo

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