Method of making roller units

Details Method of making roller units Method of making roller units

1976-07-22

1977-05-24

DiPalma, Victor A.

Metal working

Method of mechanical manufacture

Obtaining plural product pieces from unitary workpiece

29 335, 29526, 29DIG3, 29DIG37, 113116Y, 113116V, B21D 5116, B23P 1702

Patent

active

040246221

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: 1018817 (1912-02-01), Farrell
patent: 2524236 (1950-10-01), Schultz, Jr.
patent: 2643446 (1953-06-01), Matthysse et al.
patent: 3691601 (1972-09-01), Hough

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