Tool driving or impacting – Drive by means reacting to rotating eccentric mass
Patent
1984-03-26
1986-10-14
Schran, Donald R.
Tool driving or impacting
Drive by means reacting to rotating eccentric mass
74 61, B25D 1106
Patent
active
046167161
ABSTRACT:
A vibratory impact hammer including a hammer body assemblage suspended by rubber mounts for reciprocal axial movement in a support frame, the rubber mounts providing guiding and damping action of the assemblage in either director of axial movement without extraneous friction forces acting thereupon, and a pair of synchronously driven eccentric weights which are arranged to provide vibratory movement of the assemblage.
REFERENCES:
patent: 3866693 (1975-02-01), Century
patent: 3909149 (1975-09-01), Century
patent: 4143719 (1979-03-01), Furukawa et al.
Allied Steel & Tractor Products, Inc.
Johnson, Jr. Charles L.
Schran Donald R.
Wolfe James L.
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