DK150221B - Anchor - Google Patents
Anchor Download PDFInfo
- Publication number
- DK150221B DK150221B DK48484A DK48484A DK150221B DK 150221 B DK150221 B DK 150221B DK 48484 A DK48484 A DK 48484A DK 48484 A DK48484 A DK 48484A DK 150221 B DK150221 B DK 150221B
- Authority
- DK
- Denmark
- Prior art keywords
- anchor
- tabs
- angle
- attack
- stick
- Prior art date
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Landscapes
- Piles And Underground Anchors (AREA)
Description
150221150221
Opfindelsen angår et anker med en stok, der ved sin ene ende har et hoved til fastgørelse af en ankerkæde og 5 ved sin modsatte ende har en tværstillet, drejelig flig-stamme, som ved enderne går over i flige, og som bærer stopbøjler til begrænsning af fligstammens vinkeldrejning til begge sider ud fra stokken.BACKGROUND OF THE INVENTION The invention relates to an anchor having a rod having at one end a head for securing an anchor chain and 5 at its opposite end having a transverse, pivotal tab stem extending at the ends and carrying stop braces for restraint. of the angular stem angular rotation to both sides from the stick.
Fra beskrivelserne til de norske patenter nr. 71363 10 og nr. 73513 kendes ankre, hvor fligstammens vinkeldrejning i forhold til stokken er begrænset af bøjleformede anslag, og hvor ankerkædens yderste led er forskydeligt i hele stokkens længderetning, således at man ved at sejle hen over et anker, der har sat sig fast i havbunden, kan bringe kæden 15 til at trække i modsat retning af fligene, idet den angriber ankeret ved overgangen mellem fligstammen og stokken. Disse kendte ankre er således konstrueret med henblik på at lette optagning af et fastsiddende anker, men ankrene er ikke specielt udformet til at gribe godt fat i en særlig hård hav-20 bund, hvilket derimod er tilfældet med ankeret ifølge opfindelsen, der har vist sig velegnet til at holde under bundforhold, hvor hidtil kendte ankre ikke har kunnet gribe fast.From the descriptions of the Norwegian patents Nos. 71363 10 and 73513, anchors are known in which the angular rotation of the main stem relative to the cane is limited by hanger-shaped stops and where the outer link of the anchor chain is displaceable throughout the longitudinal direction of the cane, so that by sailing across an anchor which has become stuck to the seabed may cause the chain 15 to pull in the opposite direction of the tabs as it attacks the anchor at the junction between the stem and the stick. These known anchors are thus designed to facilitate the pick-up of a stuck anchor, but the anchors are not specifically designed to grip a particularly hard seabed, as is the case with the anchor of the invention which has been found suitable for holding under conditions where previously known anchors have not been able to grasp.
Dette er ifølge opfindelsen opnået ved, at stopbøj-25 lerne er således udformet og anbragt, at fligenes angrebsvinkel, hvorved forstås vinklen mellem en plan havbund og fligene i deres længst udsvingede stilling, medens stokkens hoved endnu hviler på havbunden, er 41° - 1°.This is achieved according to the invention in that the stop shackles are designed and arranged so that the angles of attack of the tabs, which means the angle between a flat seabed and the tabs in their longest swung position, while the head of the stick still rests on the seabed, are 41 ° - 1. °.
Det har overraskende vist sig, at et anker med en 30 sådan angrebsvinkel er langt bedre egnet til at gribe fast i og holde et fartøj ved forankring i hård bund end tilsvarende kendte ankre, herunder de nævnte ankre, hvor den ovenfor definerede angrebsvinkel er langt større.Surprisingly, it has been found that an anchor with such an angle of attack is far better suited to grasp and hold a vessel at anchorage on hard ground than similar known anchors, including the said anchors, where the angle of attack defined above is far greater .
I en foretrukken udførelsesform for ankeret ifølge 35 opfindelsen, hvor fligene har skærpede, fri ender, er forholdet mellem længden af fligene og længden af stokken omtrent 6:14, og forholdet mellem længden af fligene og af- - 2- 150221In a preferred embodiment of the anchor according to the invention, where the tabs have sharpened, free ends, the ratio of the length of the tabs to the length of the stick is about 6:14, and the ratio of the length of the tabs to the
OISLAND
standen mellem fligene af størrelsesordenen 1:1,1, som beskrevet i krav 2*s kendetegnende del. Det har i praksis vist sig, at et sådant anker ikke er tilbøjeligt til at hoppe hen over havbunden eller til at kæntre under ankringen.the position between the tabs of the order of 1: 1.1, as described in the characterizing part of claim 2 *. In practice, it has been found that such an anchor is not inclined to jump over the seabed or to tangle under the anchor.
5 Ankeret ifølge opfindelsen kan let fremstilles, så fligene ved træk i stokken er i stand til at rejse sig i den angivne angrebsvinkel, når bøjlerne er anbragt som beskrevet i krav 3.The anchor according to the invention can be readily manufactured so that the tabs of pull in the stick are able to rise at the specified angle of attack when the shackles are arranged as described in claim 3.
Opfindelsen forklares nærmere i det følgende i for-1 q bindelse med tegningen, hvor fig. 1 viser ankeret set fraoven, fig. 2 ankeret set fra siden, liggende på havbunden, og fig. 3 ankeret set fra siden, og rejst i angrebs-15 stilling.The invention is explained in more detail below in connection with the drawing, in which fig. 1 shows the anchor seen from above; FIG. 2 is the side view of the anchor lying on the seabed; and FIG. 3 the anchor seen from the side, and raised in the attack-15 position.
Ankeret består af en stok 1 med en påsvejst bøsning • 2, hvori en fligstamme 3, der går over i flige 7 og 7', er drejeligt lejret. Ved den modsatte ende af stokken 1 er dennes hoved forsynet med et hul 4 for en bevægelig ring 5, der 2o skal forbindes med en ankerkæde. Ved de fri ender af fligene 7,7' er smedet skråflader 8,8', som ender i en skarp kant 9. På fligstammen 3 er endvidere påsvejst bøjler 10,10', som er udformet og anbragt således,, at fligene kun kan dreje ud til den i fig. 3 viste stilling, hvor angrebsvinklen 11 25 er omtrent 41°, idet der med angrebsvinklen menes den vinkel, som fligene 7,7' danner-, når stammen 1's hoved og fligenes skarpe endekant 9 ligger i samme plan, og fligene er svinget ud i en yderstilling.The anchor consists of a cane 1 with a welded bushing • 2, in which a lug stem 3, which extends into tabs 7 and 7 ', is pivotally mounted. At the opposite end of the stick 1, its head is provided with a hole 4 for a movable ring 5 to be connected 2o to an anchor chain. At the free ends of the tabs 7,7 'are forged bevelled surfaces 8,8' which end at a sharp edge 9. Furthermore, on the tab stem 3 are welded brackets 10, 10 'which are formed and arranged so that the tabs can only turn out to the one shown in FIG. 3, where the angle of attack 11 is about 41 °, by the angle of attack is meant the angle formed by the tabs 7.7 'when the head of the stem 1 and the sharp end edge 9 of the tabs are in the same plane and the tabs are pivoted out an extreme position.
Som det fremgår af fig. 2, er bøjlen 10 udformet og 30 anbragt således, at fligene 7 danner en vinkel på ca. 16° med et plan gennem bøjlens nederste del, fligenes skærpede endekanter 9 og undersiden af stokken l's hoved. Denne såkaldte startvinkel har vist sig at være velegnet med henblik på at bringe fligene 7,7' til at rejse sig i angrebs-35 stilling, hvor de danner vinklen 11 på ca. 41° med havbunden, når en ankerkæde trækker stokken l's hoved hen langs havbunden. Det har endvidere vist sig, at en angrebsvinkel 11 - 3 - 0 150221 med den angivne størrelse er den mest egnede, når ankeret skal gribe ned i hård- havbund og kunne holde i denne under vanskelige vejrforhold.As shown in FIG. 2, the bracket 10 is formed and arranged such that the tabs 7 form an angle of approx. 16 ° with a plane through the lower part of the hoop, the sharpened end edges 9 and the underside of the head of the stick 1. This so-called starting angle has been found to be suitable for bringing the tabs 7,7 'to rise in attack position, forming the angle 11 of approx. 41 ° with the seabed when an anchor chain pulls the stick l's head along the seabed. Furthermore, it has been found that an angle of attack 11 - 3 - 0 150221 of the specified size is the most suitable when the anchor is to break into hard seabed and be able to hold it in difficult weather conditions.
Stokken 1 er udformet med en flade til stempling af 5 skibsnavn eller tilsvarende identifikation.The stick 1 is designed with a surface for stamping 5 ship names or similar identification.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DK48484A DK150221C (en) | 1984-02-03 | 1984-02-03 | ANCHOR |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DK48484 | 1984-02-03 | ||
DK48484A DK150221C (en) | 1984-02-03 | 1984-02-03 | ANCHOR |
Publications (4)
Publication Number | Publication Date |
---|---|
DK48484D0 DK48484D0 (en) | 1984-02-03 |
DK48484A DK48484A (en) | 1985-08-04 |
DK150221B true DK150221B (en) | 1987-01-12 |
DK150221C DK150221C (en) | 1987-11-23 |
Family
ID=8094082
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK48484A DK150221C (en) | 1984-02-03 | 1984-02-03 | ANCHOR |
Country Status (1)
Country | Link |
---|---|
DK (1) | DK150221C (en) |
-
1984
- 1984-02-03 DK DK48484A patent/DK150221C/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DK150221C (en) | 1987-11-23 |
DK48484A (en) | 1985-08-04 |
DK48484D0 (en) | 1984-02-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PBP | Patent lapsed |