Tool mounting assembly with tungsten carbide insert

Details Tool mounting assembly with tungsten carbide insert Tool mounting assembly with tungsten carbide insert

1998-07-24

2000-12-26

Bagnell, David

Mining or in situ disintegration of hard material

Cutter tooth or tooth head

Wear shield or replaceable wear sleeve

299106, E21C 3518

Patent

active

061647284

ABSTRACT:
A tool mounting block for a cutting machine has a forward surface and an aperture in the forward surface for receiving the cylindrical mounting portion of a tool. To extend the useful life of the mounting block, an annular insert is fitted around the aperture such that the forward surface of the insert provides a bearing surface to facilitate rotation of the tool within the mounting block.

REFERENCES:
patent: 3512838 (1970-05-01), Kniff
patent: 4084856 (1978-04-01), Emmerich et al.
patent: 4561698 (1985-12-01), Beebe
patent: 4660890 (1987-04-01), Mills
patent: 4844550 (1989-07-01), Beebe
patent: 4932723 (1990-06-01), Mills
patent: 5702160 (1997-12-01), Levankovskii et al.
patent: 5931542 (1999-08-01), Britzke et al.
"Kennametal Conical Coal-Tooling Systems", Kennametal, Jun. 1989.

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