DK2850450T3 - Geometri for dobbelttrawl - Google Patents

Geometri for dobbelttrawl Download PDF

Info

Publication number
DK2850450T3
DK2850450T3 DK13734841.3T DK13734841T DK2850450T3 DK 2850450 T3 DK2850450 T3 DK 2850450T3 DK 13734841 T DK13734841 T DK 13734841T DK 2850450 T3 DK2850450 T3 DK 2850450T3
Authority
DK
Denmark
Prior art keywords
trawl
geometry
double
double trawl
Prior art date
Application number
DK13734841.3T
Other languages
English (en)
Inventor
Henning Skjold-Larsen
Original Assignee
Scantrawl A S
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 Scantrawl A S filed Critical Scantrawl A S
Application granted granted Critical
Publication of DK2850450T3 publication Critical patent/DK2850450T3/da

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B17/00—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K73/00—Drawn nets
    • A01K73/02—Trawling nets
    • A01K73/04—Devices for spreading or positioning, e.g. control thereof
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K73/00—Drawn nets
    • A01K73/02—Trawling nets
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K73/00—Drawn nets
    • A01K73/02—Trawling nets
    • A01K73/04—Devices for spreading or positioning, e.g. control thereof
    • A01K73/045—Devices for spreading or positioning, e.g. control thereof for lateral sheering, e.g. trawl boards
    • 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
    • G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
    • G01S5/18—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using ultrasonic, sonic, or infrasonic 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
    • G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
    • G01S5/18—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using ultrasonic, sonic, or infrasonic waves
    • G01S5/30—Determining absolute distances from a plurality of spaced points of known location

Landscapes

  • Environmental Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Husbandry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Engineering & Computer Science (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Burglar Alarm Systems (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
  • Prostheses (AREA)
DK13734841.3T 2012-05-16 2013-05-15 Geometri for dobbelttrawl DK2850450T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NO20120571A NO339634B1 (no) 2012-05-16 2012-05-16 Geometri for dobbeltrål
PCT/IB2013/053958 WO2013171683A1 (en) 2012-05-16 2013-05-15 Twin trawl geometry

Publications (1)

Publication Number Publication Date
DK2850450T3 true DK2850450T3 (da) 2020-11-16

Family

ID=48748303

Family Applications (1)

Application Number Title Priority Date Filing Date
DK13734841.3T DK2850450T3 (da) 2012-05-16 2013-05-15 Geometri for dobbelttrawl

Country Status (6)

Country Link
US (1) US20150135835A1 (da)
EP (1) EP2850450B1 (da)
DK (1) DK2850450T3 (da)
ES (1) ES2829562T3 (da)
NO (1) NO339634B1 (da)
WO (1) WO2013171683A1 (da)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150272094A1 (en) * 2014-04-01 2015-10-01 Lawrence Ahlfert Pearlman "Smart" Semi-Autonomous Trawler Fishing Net
WO2020101551A1 (en) * 2018-11-12 2020-05-22 Nilsson, Håkan Device for spreading the mouth of a trawl and adjusting a trawl's position, a method of using the device, and a computer program product for controlling the device
CN117176756B (zh) * 2023-09-07 2024-04-02 青岛海洋地质研究所 一种基于水下潜器的可视化生物拖网系统

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU423442A1 (ru) * 1972-11-10 1974-04-15 А. И. Трещев, А. В. Лестев, Э. А. Карпенко, Г. Н. Степанов Устройство для близнецового лова морскихобъектов
NO962167L (no) * 1996-05-28 1997-12-01 Ove Henriksen Deflektoranordning
NO302391B1 (no) * 1996-06-03 1998-03-02 Helge Hammersland Fremgangsmåte og anordning ved tråldrift og anvendelse derav
NO20035478L (no) * 2003-12-09 2005-06-10 Henning Skjold Larsen Sensormodul for tral
US7376045B2 (en) * 2005-10-21 2008-05-20 Pgs Geophysical As System and method for determining positions of towed marine seismic streamers
NO20071503L (no) * 2006-10-18 2008-04-22 Aker Biomarine Asa Fremgangsmate og anordning ved flytetral.
NO331380B1 (no) * 2009-02-03 2011-12-12 Henning Skjold-Larsen Fremgangsmate for a bestemme forskjell i avstand
NO341371B1 (no) * 2011-09-22 2017-10-23 Scantrawl As Sortering under fiske

Also Published As

Publication number Publication date
NO20120571A1 (no) 2013-11-18
WO2013171683A1 (en) 2013-11-21
EP2850450A1 (en) 2015-03-25
ES2829562T3 (es) 2021-06-01
US20150135835A1 (en) 2015-05-21
NO339634B1 (no) 2017-01-16
EP2850450B1 (en) 2020-10-07

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