Cutting – Means to drive or to guide tool – With simple oscillating motion only
Patent
1985-04-18
1987-01-06
Yost, Frank T.
Cutting
Means to drive or to guide tool
With simple oscillating motion only
74437, 83604, 100293, B26D 516
Patent
active
046337466
ABSTRACT:
In a device for punching flat shaped articles by means of a punching tool, which consists of two separate parts, an electromotor, a driving mechanism and a gearing, there are combined the electromotor, the gearing, the driving mechanism and one part of the punching tool to form a separately transportable constructional unit.
REFERENCES:
patent: 2507556 (1950-05-01), Bobst
patent: 2933940 (1960-04-01), Hallden
patent: 2989229 (1961-06-01), Barbean
patent: 3286566 (1966-11-01), Griesinger
patent: 4459887 (1984-07-01), Ingham
Phan Hien H.
Sjoquist Paul L.
Yost Frank T.
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