Wood chipper having an infeed chute safety device

Solid material comminution or disintegration – Apparatus – With means to protect operator from injury

Reexamination Certificate

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Details

C241S092000

Reexamination Certificate

active

07083129

ABSTRACT:
A waste reducing device, such as a wood chipper, having an infeed chute, a powered feed system, a powered cutting system, a discharge chute, and a safety device including an elongated structure positioned outside of and adjacent to the infeed chute of the wood chipper, the elongated structure movable vertically downward and radially inward towards the infeed chute between a plurality of positions, and an actuator operably connected to the elongated structure, the actuator having a plurality of operable positions corresponding to the plurality of positions of the elongated structure. The plurality of operable positions of the actuator permitting, interrupting, or reversing the motive operation of the powered feed and cutting systems of the wood chipper.

REFERENCES:
patent: 2030758 (1936-02-01), Naturkacz
patent: 2880942 (1959-03-01), Hall et al.
patent: 3182917 (1965-05-01), Tamny et al.
patent: 3989198 (1976-11-01), Blasko
patent: 4442877 (1984-04-01), Uitermarkt
patent: 5137219 (1992-08-01), Morey
patent: 5667152 (1997-09-01), Mooring
patent: 5988539 (1999-11-01), Morey
patent: 6000642 (1999-12-01), Morey

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