Implements or apparatus for applying pushing or pulling force – Single throw lever – Mechanically actuated
Patent
1989-12-07
1990-08-28
Watson, Robert C.
Implements or apparatus for applying pushing or pulling force
Single throw lever
Mechanically actuated
254132, E21B 1900
Patent
active
049519220
ABSTRACT:
An apparatus for pulling or extracting ts brush, plants and the like. The apparatus has a frame for attachment to the standard three-point hitch mechanism of a tractor and a puller assembly pivotally attached at an elevated end to the frame. The apparatus and method uses the leverage principle to extract plants while the tractor is driven forward. The apparatus has a back member, a foot portion including toe and heel sections, a movable jaw, a sharpened engagement plate, plant guide tangs, and meshing fingers. The apparatus and method imparts both vertical and horizontal forces to the plant during the extraction process.
REFERENCES:
patent: 2482950 (1949-09-01), Toftey
patent: 2535054 (1950-12-01), Ernst et al.
patent: 4067369 (1978-01-01), Harmon
patent: 4256286 (1981-03-01), Hudgins
Brown, Beasley & Associates, Inc.
Sisson Thomas E.
Watson Robert C.
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