Herbicide applicator

Details Herbicide applicator Herbicide applicator

2007-05-08

2007-05-08

Walczak, David J. (Department: 3751)

Coating implements with material supply

Material flows through porous tool

Hollow roller

C401S219000, C401S048000, C401S265000

Reexamination Certificate

active

11196078

ABSTRACT:
An herbicide applicator assembly for applying herbicide to a treatment area. The applicator assembly includes a frame and a contact roller rotatably coupled to the frame for applying herbicide to the treatment area. Herbicide is applied to the roller and transferred to the treatment area as the roller rolls across the treatment area. A discharge port may be disposed in the roller interior for supply of herbicide thereto, and the roller outer surface may include a plurality of apertures that connect the outer surface with the roller interior. The roller may have a non-deformable and/or non-absorbent outer surface.

REFERENCES:
patent: 3321795 (1967-05-01), Richardson
patent: 3651600 (1972-03-01), Ewing
patent: 4357779 (1982-11-01), Maddock
patent: 4409755 (1983-10-01), Maddock
patent: 4422789 (1983-12-01), Charney et al.
patent: 4471568 (1984-09-01), Keeton
patent: 4478671 (1984-10-01), Freeman
patent: 6123478 (2000-09-01), Giles
3 sheets printed from www.benmeadows.com displaying the “WALK-A-WICK® Gravity Herbicide Applicator”.

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