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AU470826B2 - Improved echo type water depth indicator - Google Patents

Improved echo type water depth indicator

Info

Publication number
AU470826B2
AU470826B2 AU49272/72A AU4927272A AU470826B2 AU 470826 B2 AU470826 B2 AU 470826B2 AU 49272/72 A AU49272/72 A AU 49272/72A AU 4927272 A AU4927272 A AU 4927272A AU 470826 B2 AU470826 B2 AU 470826B2
Authority
AU
Australia
Prior art keywords
type water
water depth
depth indicator
echo type
improved echo
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.)
Expired
Application number
AU49272/72A
Other versions
AU4927272A (en
Inventor
Suceveanu Sandy
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.)
Individual
Original Assignee
Individual
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
Application filed by Individual filed Critical Individual
Priority to AU49272/72A priority Critical patent/AU470826B2/en
Priority to GB5402172A priority patent/GB1379120A/en
Publication of AU4927272A publication Critical patent/AU4927272A/en
Application granted granted Critical
Publication of AU470826B2 publication Critical patent/AU470826B2/en
Expired 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
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
    • 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
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
    • G01S7/56—Display arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
AU49272/72A 1971-11-26 1971-11-26 Improved echo type water depth indicator Expired AU470826B2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
AU49272/72A AU470826B2 (en) 1971-11-26 1971-11-26 Improved echo type water depth indicator
GB5402172A GB1379120A (en) 1971-11-26 1972-11-22 Echo type depth indicator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU49272/72A AU470826B2 (en) 1971-11-26 1971-11-26 Improved echo type water depth indicator

Publications (2)

Publication Number Publication Date
AU4927272A AU4927272A (en) 1974-05-30
AU470826B2 true AU470826B2 (en) 1976-04-01

Family

ID=3735971

Family Applications (1)

Application Number Title Priority Date Filing Date
AU49272/72A Expired AU470826B2 (en) 1971-11-26 1971-11-26 Improved echo type water depth indicator

Country Status (2)

Country Link
AU (1) AU470826B2 (en)
GB (1) GB1379120A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4184142A (en) * 1977-12-29 1980-01-15 A-B Electronic Systems Company Pulse generating circuit means for depth sounder alarm and transmitter
US4210970A (en) * 1976-12-16 1980-07-01 Space Age Electronics Limited Echo sounders

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4210970A (en) * 1976-12-16 1980-07-01 Space Age Electronics Limited Echo sounders
US4184142A (en) * 1977-12-29 1980-01-15 A-B Electronic Systems Company Pulse generating circuit means for depth sounder alarm and transmitter

Also Published As

Publication number Publication date
GB1379120A (en) 1975-01-02
AU4927272A (en) 1974-05-30

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