AU545608B2 - Tool height control - Google Patents

Tool height control

Info

Publication number
AU545608B2
AU545608B2 AU45626/85A AU4562685A AU545608B2 AU 545608 B2 AU545608 B2 AU 545608B2 AU 45626/85 A AU45626/85 A AU 45626/85A AU 4562685 A AU4562685 A AU 4562685A AU 545608 B2 AU545608 B2 AU 545608B2
Authority
AU
Australia
Prior art keywords
height control
tool height
tool
control
height
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
AU45626/85A
Other versions
AU545608B3 (en
Inventor
Alan Stanley Richter
David John Mills
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Agtronics Pty Ltd
Original Assignee
Agtronics Pty Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25625673&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=AU545608(B2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from AU41698/85A external-priority patent/AU544173B3/en
Application filed by Agtronics Pty Ltd filed Critical Agtronics Pty Ltd
Priority to AU45626/85A priority Critical patent/AU545608B3/en
Priority claimed from AU45626/85A external-priority patent/AU545608B3/en
Application granted granted Critical
Publication of AU545608B2 publication Critical patent/AU545608B2/en
Publication of AU545608B3 publication Critical patent/AU545608B3/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/06—Systems determining position data of a target
    • G01S13/08—Systems for measuring distance only
    • G01S13/10—Systems for measuring distance only using transmission of interrupted, pulse modulated waves
    • G01S13/14—Systems for measuring distance only using transmission of interrupted, pulse modulated waves wherein a voltage or current pulse is initiated and terminated in accordance respectively with the pulse transmission and echo reception
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
    • A01B63/00—Lifting or adjusting devices or arrangements for agricultural machines or implements
    • A01B63/02—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors
    • A01B63/10—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means
    • A01B63/111—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements mounted on tractors operated by hydraulic or pneumatic means regulating working depth of implements
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/2025—Particular purposes of control systems not otherwise provided for

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mechanical Engineering (AREA)
  • Soil Sciences (AREA)
  • Environmental Sciences (AREA)
AU45626/85A 1983-03-16 1985-07-30 Tool height control Ceased AU545608B3 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU45626/85A AU545608B3 (en) 1983-03-16 1985-07-30 Tool height control

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
AUPF8478 1983-03-16
AU41698/85A AU544173B3 (en) 1983-03-16 1985-04-23 Ground working machine having means for determaning working depth
AU45626/85A AU545608B3 (en) 1983-03-16 1985-07-30 Tool height control

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
AU41698/85A Division AU544173B3 (en) 1983-03-16 1985-04-23 Ground working machine having means for determaning working depth

Publications (2)

Publication Number Publication Date
AU545608B2 true AU545608B2 (en) 1985-08-20
AU545608B3 AU545608B3 (en) 1985-08-20

Family

ID=

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5060205A (en) * 1990-05-29 1991-10-22 Deere & Company Ultrasonic distance measuring system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5060205A (en) * 1990-05-29 1991-10-22 Deere & Company Ultrasonic distance measuring system

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