Automatic system of agricultural irrigation

• US 3,114,243 A
• Filed: 07/02/1959
• Issued: 12/17/1963
• Est. Priority Date: 07/02/1959
• Status: Expired due to Term

• Current Assignee: Willis R. Winters
• Original Assignee: Willis R. Winters
• Inventors: Winters, Willis R.
• Application Number:
  US03/824,622
• Time in Patent Office: 1,629 Days
• US Class Current: 405/37
• CPC Class Codes: E02B 13/00 Irrigation ditches, i.e. gravity flow, open channel water distribution systems retaining waterborne material in irrigation canals E02B5/085; other distribution systems for watering or spraying gardens, fields, sports grounds, or the like, A01G25/00; built-in irrigation means for sports grounds E01C13/083
• CPC Class Codes: Y10T 137/86831 Selective opening of plural ports

Claims

2. AN IRRIGATION SYSTEM COMPRISING THE COMBINATION OF:

(A) A MOISTURE SENSING PROBE ADAPTED TO BE PLACED IN THE EARTH, (B) A MEANS FOR TRANSMITTING RADIO WAVES RESPONSIVE TO THE MOISTURE CONTENT OF THE EARTH AS DETERMINED BY THE PROBE, (C) AN IRRIGATION GATE ADAPTED TO BE PLACED IN AN IRRIGATION DITCH, (D) THE GATE BEING FLAT AND PIVOTED ABOUT ONE EDGE, (E) A STATIONARY BAR ADJACENT TO THE GATE, (F) A CATCH MEANS ATTACHED TO THE GATE FOR HOLDING THE GATE IN AN OPEN POSITION, SAID CATCH MEANS INCLUDING;

(G) AN EAR PROJECTING FROM THE GATE THROUGH A SLOT IN THE STATIONARY BAR, (H) MEANS FOR RECEIVING RADIO WAVES TRANSMITTED BY SAID MEANS FOR TRANSMITTING, (I) AN OPERATOR MEANS FOR RELEASING THE CATCH MEANS RESPONSIVE TO RECEPTION OF RADIO WAVES BY THE MEANS FOR RECEIVING,