Yard chemical dispensing apparatus

Fluid sprinkling – spraying – and diffusing – Processes – Including dissolving or entraining in liquid stream

Reexamination Certificate

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Details

C239S069000, C239S070000, C239S201000, C239S207000, C239S310000, C239S316000, C239S317000, C239S565000, C239S305000, C137S268000

Reexamination Certificate

active

06948663

ABSTRACT:
A chemical distribution apparatus contains at least one, and preferably multiple chambers which house magazines which accept solid lawn treatment chemicals such as fertilizers, herbicides, fungicides, insecticides, lime treatments, pre-emergents, post-emergents, and the like. As water is passed into the chemical distribution apparatus, it is preferably selectively controlled by a controller to a particular chamber for distribution of a particular chemical in accordance with a pre-set schedule.

REFERENCES:
patent: 5660330 (1997-08-01), Scott
patent: 5730364 (1998-03-01), Gertie
patent: 5769318 (1998-06-01), Greubel
patent: 5772115 (1998-06-01), Vaughn
patent: 5908157 (1999-06-01), Antonellis et al.
patent: 6540156 (2003-04-01), Martin
patent: 6618977 (2003-09-01), Curro

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