Apparatus for applying agricultural chemicals to the soil

• US 3,188,988 A
• Filed: 11/16/1962
• Issued: 06/15/1965
• Est. Priority Date: 11/16/1962
• Status: Expired due to Term

• Current Assignee: Wayne Peck Alvin
• Original Assignee: Wayne Peck Alvin
• Inventors: WAYNE PECK ALVIN
• Application Number:
  US04/238,112
• Time in Patent Office: 942 Days
• US Class Current: 111/125
• CPC Class Codes: A01C 23/02 Special arrangements for delivering the liquid directly into the soil
• CPC Class Codes: A01M 17/002 Injection of toxic gases or fluids into the soil special arrangements for delivering fertilising liquids directly into the soil A01C23/02

Claims

5. APPARATUS FOR APPLYING A NORMALLY GASEOUS FLUID UNDER PRESSURE TO THE SUB-SURFACE OF SOIL COMPRISING:

(A) A SWEPT BACK, NARROW SOIL PARTING KNIFE HAVING A SHARPENED LEADING EDGE AND BEING ADAPTED TO OPEN A NARROW SLIT IN THE SOIL;

(B) A PAIR OF HORIZONTAL EXTENSIONS ATTACHED TO SAID KNIFE ADJACENT THE TRAILING EDGE THEREOF, THE SAID EXTENSIONS BEING TILTED SLIGHTLY DOWNWARD WHEREBY TO OPEN A HORIZONTAL SLOT BENEATH THE SURFACE OF SAID SOIL AND TO AID IN DRAWING SAID KNIFE DONWARDLY;

(C) A SOIL SMOTTHING AND COMPACTING BLADE ATTACHED BY BRACKET MEANS TO AN UPPER PORTION OF SAID KNIFE, SAID BLADE BEING PROVIDED AT A LEDING EDGE WITH AN UPSWEPT DEFLECTOR PORTION AND ALONG ITS SIDES WITH DOWNWARDLY EXTENDING AND REARWARDLY TAPERED SIDE WINGS FOR DRAWING SOIL OVER THE SLIT IN THE SOIL AND FOR COMPACTING SAME TO PREVENT ESCAPE OF A GASEOUS FLUID INJECTED INTO SAID SLIT, SAID BLADE BEING POSITIONED GENERALLY ABOVE THE UPPER SIDE OF SAID KNIFE AND HAVING A PORTION EXTENDING BEYOND THE TRAILING EDGE OF SAID KNIFE;

(D) A CONDUIT FOR SUPPLYING A NORMALLY GASEOUS FLUID UNDER PRESSURE TO SAID APPARATUS, AND (E) NOZZLE MEANS MOUNTED ON SAID BLADE ADJACENT THE TRAILING EDGE OF SAID KNIFE, SAID NOZZLE MEANS BEING ADAPTED TO PROJECT SAID FLUID INTO SAID SLIT FROM A POINT ABOVE THE SURFACE OF THE SOIL.