FI802114A - Akustisk signalanordning - Google Patents

Akustisk signalanordning

Info

Publication number
FI802114A
FI802114A FI802114A FI802114A FI802114A FI 802114 A FI802114 A FI 802114A FI 802114 A FI802114 A FI 802114A FI 802114 A FI802114 A FI 802114A FI 802114 A FI802114 A FI 802114A
Authority
FI
Finland
Prior art keywords
acoustic signaling
signaling
acoustic
Prior art date
Application number
FI802114A
Other languages
English (en)
Finnish (fi)
Inventor
Baard Holland
Original Assignee
Ind & Tek Forskning
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 Ind & Tek Forskning filed Critical Ind & Tek Forskning
Publication of FI802114A publication Critical patent/FI802114A/fi

Links

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
FI802114A 1979-07-06 1980-07-02 Akustisk signalanordning FI802114A (fi)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
FI802114A true FI802114A (fi) 1981-01-07

Family

ID=19884953

Family Applications (1)

Application Number Title Priority Date Filing Date
FI802114A FI802114A (fi) 1979-07-06 1980-07-02 Akustisk signalanordning

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)

Families Citing this family (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
GB9307867D0 (en) * 1993-04-16 1993-06-02 Gray Elliot J Fishing 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

Family Cites Families (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

Also Published As

Publication number Publication date
GR69635B (el) 1982-07-06
EP0024267A1 (en) 1981-02-25
CA1151281A (en) 1983-08-02
NO792250L (no) 1981-01-07
DK288580A (da) 1981-01-07

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Legal Events

Date Code Title Description
FD Application lapsed

Owner name: SELSKAPET FOR INDUSTRIELL OG TEKNISK