Cutting tooth assembly

Woodworking – Special-work machine – Stump removing

Patent

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Details

37302, 37452, 37455, 144241, 144337, 299 852, 299109, 407 44, 407 81, 83840, 83855, 83841, A01G 2306

Patent

active

060241438

ABSTRACT:
A cutter tooth assembly for impingement of a material (e.g., a stump, wood, brush or earth strata). The assembly attaches to a driven member (e.g., a rotatable wheel). The assembly includes a cutter tooth which has an elongate body with a leading end and a trailing end, as well as a hard insert at the leading end of the tooth. The assembly also includes a pocket which has a base portion and a holder portion. The pocket attaches to the wheel at the base portion thereof. The cutter tooth is retained to the pocket at the holder portion thereof. The base portion of the pocket has a leading surface and a trailing surface. The cutter tooth is retained by the holder portion of the pocket so that the hard insert extends circumferentially past the leading surface of the base portion of the pocket.

REFERENCES:
patent: 2078475 (1937-04-01), Welter
patent: 2121044 (1938-06-01), Noble
patent: 4316636 (1982-02-01), Taylor et al.
patent: 4335921 (1982-06-01), Swisher, Jr. et al.
patent: 4727664 (1988-03-01), Hemphill
patent: 4744278 (1988-05-01), Wright
patent: 4827995 (1989-05-01), Wilson
patent: 4998574 (1991-03-01), Beach et al.
patent: 5005622 (1991-04-01), Beach et al.
patent: 5007685 (1991-04-01), Beach et al.
patent: 5261306 (1993-11-01), Morey et al.
patent: 5743314 (1998-04-01), Puch
Kennametal Drawing 84201510R03 (dated Sep. 9, 1997).
Kennametal Drawing 80101473R06 (dated Jul. 5, 1989).
Kennametal Drawing DEV-C-2743-3 (dated Apr. 2, 1990).
Vermeer advertisement for Stump Cutters (date unknown) [two pages].

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