Cutting drum web deflector

Details Cutting drum web deflector Cutting drum web deflector

2005-05-10

2005-05-10

Bagnell, David (Department: 3672)

Mining or in situ disintegration of hard material

Cutter tooth or tooth head

C299S039400, C299S078000

Reexamination Certificate

active

06890037

ABSTRACT:
A cutting device including a cutting drum, a motor housing, a structural web extending between the motor housing and the cutting drum, and a structural member attached to the cutting drum adjacent the web. The structural member has a structural surface including an edge adjacent the web and an edge away from the web. The surface has an edge away from the web, the surface being inclined away from the web by having the edge adjacent the web forward in the cutting direction of the edge away from the web. In the preferred embodiment, the structural member is a bit mechanism including a bit, and the structural member houses the bit.

REFERENCES:
patent: 2808253 (1957-10-01), Miller
patent: 3318638 (1967-05-01), Kilbourne
patent: 3617093 (1971-11-01), Daily
patent: 3773384 (1973-11-01), Anderson
patent: 3774969 (1973-11-01), Lebegue
patent: 4047763 (1977-09-01), Gilliland et al.
patent: 4277105 (1981-07-01), Taylor
patent: 5964507 (1999-10-01), Blackstock et al.
patent: 6224164 (2001-05-01), Hall et al.

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