Invention Grant
US07654470B2 Rolling herbicide applicator with an adjustable shield 失效
滚动除草剂涂抹器与可调节的屏蔽

  • Patent Title: Rolling herbicide applicator with an adjustable shield
  • Patent Title (中): 滚动除草剂涂抹器与可调节的屏蔽
  • Application No.: US12154816
    Application Date: 2008-05-27
  • Publication No.: US07654470B2
    Publication Date: 2010-02-02
  • Inventor: Elizabeth Gray Crosswell
  • Applicant: Elizabeth Gray Crosswell
  • Main IPC: B05B1/28
  • IPC: B05B1/28
Rolling herbicide applicator with an adjustable shield
Abstract:
A rolling liquid herbicide applicator with an adjustable shield is attached to a hollow pole having an adjustable width protective shield mounted to one end weighted, textured wheels for rolling over most terrains are attached to the adjustable width protective shield. On the opposite end of the hollow pole handle is a trigger. When the trigger is activated, an internal trigger stick is moved down through the hollow pole, thereby causing a “C” piece to move upward. This upward movement pushes on a hard flat disk. The movement of the hard flat disk causes pliable cap center to move. The gravity flow of liquid herbicide from a liquid herbicide container causes the liquid herbicide to move through a tube and nozzle assembly. The adjustable width protective shield over the nozzle prevents overspray and accidental contact of the liquid herbicide on healthy desired vegetation.
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