Solid material comminution or disintegration – Processes – Miscellaneous
Reexamination Certificate
2010-07-29
2011-12-27
Rosenbaum, Mark (Department: 3725)
Solid material comminution or disintegration
Processes
Miscellaneous
C241S101730
Reexamination Certificate
active
08083163
ABSTRACT:
The present invention is a magnetic lifting attachment to the boom structure and hydraulic system of a demolition machine, which includes a demolition tool selected from the group consisting of shearing jaws and a concrete pulverizer, and a hydraulic actuator adapted to actuate the demolition tool, the magnetic lifting attachment is attached to the boom structure and features a magnet and a hydraulic actuator adapted to move the magnet between a stored position and an active position with respect to the demolition tool by simultaneous movement of at least one of the jaws.
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Company Wrench, Ltd.
Gilcrest Roger A.
Rosenbaum Mark
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