GB877338A - Improvements in otter boards for trawl nets - Google Patents

Improvements in otter boards for trawl nets

Info

Publication number
GB877338A
GB877338A GB22835/59A GB2283559A GB877338A GB 877338 A GB877338 A GB 877338A GB 22835/59 A GB22835/59 A GB 22835/59A GB 2283559 A GB2283559 A GB 2283559A GB 877338 A GB877338 A GB 877338A
Authority
GB
United Kingdom
Prior art keywords
board
secured
otter boards
lower edge
weight
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
GB22835/59A
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
Publication of GB877338A publication Critical patent/GB877338A/en
Expired legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Animal Husbandry (AREA)
  • Biodiversity & Conservation Biology (AREA)

Abstract

877,338. Trawl boards. SUBERKRUB, F. July 2, 1959 [Jan. 22, 1959; March 14, 1959], No. 22835/59. Class 48. An otterboard has a curved shearing surface, is higher than it is wide and the towing line 4 is attached to it at a point 3 above the pressure centre point A. A weight 7 is detachably secured to the lower edge of the board; alternatively or additionally a weight 8 is suspended from the lower edge of the board. The towing line 4 is secured to a hole in a bridge member 2 secured to the board. Lines 5 leading to the net are attached to a bracket 6 at the top of the board and to one of a plurality of brackets 6 at the bottom of the board.
GB22835/59A 1959-01-22 1959-07-02 Improvements in otter boards for trawl nets Expired GB877338A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE877338T 1959-01-22

Publications (1)

Publication Number Publication Date
GB877338A true GB877338A (en) 1961-09-13

Family

ID=6818041

Family Applications (1)

Application Number Title Priority Date Filing Date
GB22835/59A Expired GB877338A (en) 1959-01-22 1959-07-02 Improvements in otter boards for trawl nets

Country Status (1)

Country Link
GB (1) GB877338A (en)

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