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Screw auger chemical applicator

  • US 4,884,724 A
  • Filed: 08/26/1988
  • Issued: 12/05/1989
  • Est. Priority Date: 08/26/1988
  • Status: Expired due to Fees
First Claim
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1. A screw auger chemical applicator machine comprising, a mounting frame secured to a towed frame, for towing behind a farm tractor, a plurality of hoppers secured to said mounting frame, for dispensing chemical or small seed, an auger sleeve secured to each hopper of said plurality of hoppers, for housing a pair of augers that feed said chemical or small seed, a common shaft provided in said machine, for rotating said pair of augers, a drive train secured to said machine, for rotating said common shaft that rotates said pair of augers, wheel means secured to said machine, for driving said drive train, and a by-pass tube secured to said auger sleeve, for preventing compacting of said chemical or small seed, wherein each said hopper is mounted between a pair of short hopper support members and a pair of long hopper support members that are fixedly secured to said mounting frame that is secured to said towed frame that is horizontal to a ground surface, and said auger sleeve is fixedly secured to a front bottom end of said hopper, and a pair of openings in said bottom end of said hopper, aligned with a pair of openings through said auger sleeve for feeding said chemical or small seed into said auger sleeve, wherein a sump divider wall is fixedly secured to inside surfaces of walls of said hopper and a central portion is angled upward, causing said chemical or small seed to gravity feed out of two areas in said hopper into the openings through said auger sleeve, and a second pair of openings through said auger sleeve are provided and release said chemical or small seed into a pair of feed-out tubes that are angularly disposed to each other and are fixedly secured at one end over the second pair of openings through said auger sleeve, and said by-pass tube is located between said second pair of openings.

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