GB523452A - Improvements in or relating to trawl boards - Google Patents
Improvements in or relating to trawl boardsInfo
- Publication number
- GB523452A GB523452A GB3777338A GB3777338A GB523452A GB 523452 A GB523452 A GB 523452A GB 3777338 A GB3777338 A GB 3777338A GB 3777338 A GB3777338 A GB 3777338A GB 523452 A GB523452 A GB 523452A
- Authority
- GB
- United Kingdom
- Prior art keywords
- board
- trawling
- towing
- vertical
- relating
- 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
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 2
- 229910052742 iron Inorganic materials 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000011120 plywood Substances 0.000 abstract 1
- 239000003351 stiffener Substances 0.000 abstract 1
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
523,452. Trawling-gear. SUBERKRUB, F., ROSCHER, E. K. L., and HANSING, K. J. Dec. 29, 1938, No. 37773. [Class 48] An otter-board or trawl-board has, when in'trawling position, a height greater than its length and presents a concave face to the direction of towing. The board in trawling position makes an angle of less than 35‹ with the direction of towing, and has its planks vertical and stiffeners horizontal. The board shown in Fig. 10 has a number of vertical parts 12a with vertical slots between, 13 being the towing line and 14 the net line. The board may be made of a single plate of metal or plywood, and has iron plates and runners.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB3777338A GB523452A (en) | 1938-12-29 | 1938-12-29 | Improvements in or relating to trawl boards |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB3777338A GB523452A (en) | 1938-12-29 | 1938-12-29 | Improvements in or relating to trawl boards |
Publications (1)
Publication Number | Publication Date |
---|---|
GB523452A true GB523452A (en) | 1940-07-15 |
Family
ID=10398905
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB3777338A Expired GB523452A (en) | 1938-12-29 | 1938-12-29 | Improvements in or relating to trawl boards |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB523452A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3225483A (en) * | 1963-06-18 | 1965-12-28 | Frank J Luketa | Trawl door construction involving universal and interchangeable components |
US3308568A (en) * | 1966-06-29 | 1967-03-14 | Frank J Luketa | Polyhedral trawl door |
WO2006048258A1 (en) * | 2004-11-04 | 2006-05-11 | Candis Ehf. | Higher efficiency pelagic trawl door construction employing universally available materials and methods |
-
1938
- 1938-12-29 GB GB3777338A patent/GB523452A/en not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3225483A (en) * | 1963-06-18 | 1965-12-28 | Frank J Luketa | Trawl door construction involving universal and interchangeable components |
US3308568A (en) * | 1966-06-29 | 1967-03-14 | Frank J Luketa | Polyhedral trawl door |
WO2006048258A1 (en) * | 2004-11-04 | 2006-05-11 | Candis Ehf. | Higher efficiency pelagic trawl door construction employing universally available materials and methods |
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