Vertical axis earthworking implement

Details Vertical axis earthworking implement Vertical axis earthworking implement

1980-05-29

1984-09-11

Johnson, Richard J.

Earth working

With drive means for tool or cleaner

Plural driven tools

172713, A01B 3306

Patent

active

044704674

ABSTRACT:
A vertical multi-axis cutter, comprising a plurality of knives mounted on axes of rotation that are vertical or somewhat inclined relative to the vertical, wherein said knives are arranged so that the cutting edge meets the circular path under an angle .alpha. other than zero relative to the tangential direction and preferably said angle .alpha. is of a value ranging between 15.degree. and 35.degree., said values being determined by the machine feeding rate and rotational speed of the rotating shaft carrying the knife.

REFERENCES:
patent: D243275 (1977-02-01), Lely
patent: 985871 (1911-03-01), Whipps
patent: 2088141 (1937-07-01), Royston
patent: 2545173 (1951-03-01), Shaw
patent: 2582364 (1952-01-01), Tice
patent: 3129772 (1964-04-01), Anderson
patent: 4037669 (1977-07-01), Lely
patent: 4055221 (1977-10-01), Lely
patent: 4057110 (1977-11-01), Lely

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