EP0024267A1 - Underwater acoustic beacon - Google Patents

Underwater acoustic beacon Download PDF

Info

Publication number
EP0024267A1
EP0024267A1 EP80850109A EP80850109A EP0024267A1 EP 0024267 A1 EP0024267 A1 EP 0024267A1 EP 80850109 A EP80850109 A EP 80850109A EP 80850109 A EP80850109 A EP 80850109A EP 0024267 A1 EP0024267 A1 EP 0024267A1
Authority
EP
European Patent Office
Prior art keywords
marker
pipe
pressure
transmitter
pressure switch
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
EP80850109A
Other languages
German (de)
English (en)
French (fr)
Inventor
Baard Holand
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.)
Sintef AS
Original Assignee
Sintef AS
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 Sintef AS filed Critical Sintef AS
Publication of EP0024267A1 publication Critical patent/EP0024267A1/en
Ceased legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
    • B63C7/00—Salvaging of disabled, stranded, or sunken vessels; Salvaging of vessel parts or furnishings, e.g. of safes; Salvaging of other underwater objects
    • B63C7/26—Means for indicating the location of underwater objects, e.g. sunken vessels
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
    • G10K9/18—Details, e.g. bulbs, pumps, pistons, switches or casings
    • G10K9/22—Mountings; Casings
EP80850109A 1979-07-06 1980-07-04 Underwater acoustic beacon Ceased EP0024267A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NO792250A NO792250L (no) 1979-07-06 1979-07-06 Akustisk markoer.
NO792250 1979-07-06

Publications (1)

Publication Number Publication Date
EP0024267A1 true EP0024267A1 (en) 1981-02-25

Family

ID=19884953

Family Applications (1)

Application Number Title Priority Date Filing Date
EP80850109A Ceased EP0024267A1 (en) 1979-07-06 1980-07-04 Underwater acoustic beacon

Country Status (6)

Country Link
EP (1) EP0024267A1 (el)
CA (1) CA1151281A (el)
DK (1) DK288580A (el)
FI (1) FI802114A (el)
GR (1) GR69635B (el)
NO (1) NO792250L (el)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1992021557A1 (en) * 1991-05-28 1992-12-10 Landcare Research New Zealand Limited Oceanic location and recovery device and method
GB2277182A (en) * 1993-04-16 1994-10-19 Elliot Joseph Gray Sea-going vessel warning system
DE102007052177A1 (de) 2007-10-30 2009-05-07 Novega Produktionssysteme Gmbh Ortungsbake
GB2506186A (en) * 2012-09-25 2014-03-26 Eleanor Deal Safe Wall Identification for Visually Impaired Swimmers
CN105160820A (zh) * 2015-08-28 2015-12-16 大连测控技术研究所 一种具有身份识别功能的水声信标
CN108549053A (zh) * 2018-03-15 2018-09-18 中国人民解放军91388部队 一种北斗同步及遥控的多信号体制水声定位信标系统

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3686656A (en) * 1970-06-24 1972-08-22 Charles D Richards Sunken vessel locator

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3686656A (en) * 1970-06-24 1972-08-22 Charles D Richards Sunken vessel locator

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1992021557A1 (en) * 1991-05-28 1992-12-10 Landcare Research New Zealand Limited Oceanic location and recovery device and method
GB2277182A (en) * 1993-04-16 1994-10-19 Elliot Joseph Gray Sea-going vessel warning system
GB2277182B (en) * 1993-04-16 1997-04-23 Elliot Joseph Gray Sea-going vessel warning system
DE102007052177A1 (de) 2007-10-30 2009-05-07 Novega Produktionssysteme Gmbh Ortungsbake
GB2506186A (en) * 2012-09-25 2014-03-26 Eleanor Deal Safe Wall Identification for Visually Impaired Swimmers
CN105160820A (zh) * 2015-08-28 2015-12-16 大连测控技术研究所 一种具有身份识别功能的水声信标
CN108549053A (zh) * 2018-03-15 2018-09-18 中国人民解放军91388部队 一种北斗同步及遥控的多信号体制水声定位信标系统

Also Published As

Publication number Publication date
CA1151281A (en) 1983-08-02
FI802114A (fi) 1981-01-07
NO792250L (no) 1981-01-07
GR69635B (el) 1982-07-06
DK288580A (da) 1981-01-07

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Designated state(s): AT BE DE FR GB IT LU NL SE

17P Request for examination filed

Effective date: 19810820

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION HAS BEEN REFUSED

18R Application refused

Effective date: 19850503

RIN1 Information on inventor provided before grant (corrected)

Inventor name: HOLAND, BAARD