Metal deforming – By use of roller or roller-like tool-element – Comprising tool movable relative to stationary work-portion...
Patent
1987-01-20
1988-11-01
Echols, P. W.
Metal deforming
By use of roller or roller-like tool-element
Comprising tool movable relative to stationary work-portion...
72703, 291606, 51 38, 409136, 409157, 409169, 409190, B21D 7300
Patent
active
047810491
ABSTRACT:
An apparatus for creating a florentine finish on a gold strip comprising a table-like support including spaced-apart driven friction wheels which move the gold strip across the upper surface of the support beneath a rotating and oscillating cutter wheel which grinds or cuts the upper surface of the gold strip as it passes therebeneath.
REFERENCES:
patent: 725142 (1903-04-01), Robinson
patent: 2071619 (1937-02-01), Fiegel
patent: 2327531 (1943-08-01), Koch
patent: 3494253 (1970-02-01), Hood et al.
patent: 3708817 (1973-01-01), Rhine et al.
patent: 4047470 (1977-09-01), Lorenz et al.
Farrar William P.
Tomsik John L.
Coleman-Frizzell, Inc.
Echols P. W.
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