Rotary mower cutter disc having replaceable knife mount shield

Details Rotary mower cutter disc having replaceable knife mount shield Rotary mower cutter disc having replaceable knife mount shield

1997-06-26

1998-12-08

Shackelford, Heather

Harvesters

Gang

56295, 56DIG17, 56DIG20, 56503, A01D 7530, A01D 3466

Patent

active

058454683

ABSTRACT:
A rotary mower cutter disc includes a replaceable knife mount shield which, in one embodiment, comprises a unitary slotted body which is received over the edge of the disc and held in place by the knife mounting bolt. The nut holding the bolt in place is located within a cylindrical cavity of the shield. In a second embodiment, the shield in made in two pieces mounted in sandwiching relationship to the mounting location of the disc having a back-turned lip defining a slot received over the edge of the disc and with the other piece being located on the side of the disc beside the lip and forming the cylindrical cavity for protecting the nut of the knife mounting bolt.

REFERENCES:
patent: 3581482 (1971-06-01), Reber et al.
patent: 3665692 (1972-05-01), Hughes
patent: 3762138 (1973-10-01), Michael
patent: 4044535 (1977-08-01), Alexandrino
patent: 4229933 (1980-10-01), Bernard
patent: 4443998 (1984-04-01), Neuerburg
patent: 4471603 (1984-09-01), Veltin, Jr.

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