ISBRYTENDE SKIP

• Main Authors: HELLMANN, JENS-HOLGER, SCHWARZ, JOACHIM, HOELSCHER, RICHARD, RUPP, KARL-HEINZ, WAAS, HEINRICH, JANSSEN, HERMANN J, KLEEMANN, ALFRED, VARGES, GUENTER
• Format: Patent
• Language: Norwegian
• Published: 28.06.1993
• Edition: 5
• Subjects: EQUIPMENT FOR SHIPPING; PERFORMING OPERATIONS; RELATED EQUIPMENT; SHIPS OR OTHER WATERBORNE VESSELS; TRANSPORTING

For å bedre manøvreringsevnen til skip ved fart i isbelagte farvann, både forover og akterover, er skipsskroget til et isbrytende skip forsynt med ved skipssideveggene (21,22) anordnede og sideveis ut fra skipssidene ragende isbrytende skipsdeler, så som rimer eller lignende (30),om fortrinnsvis danner det bredeste sted i undervannsskroget. Bredden til undervanns-skipsskroget kan i området ved disse skipsdeler, ved forskyvning eller svinging av dem eller deler av dem, endres under skipets fart. Derved kan undervannsskroget gis en mindre bredde, fortrinnsvis tilsvarende bredden til den skipsdel som slutter seg til den skipsdel hvor rimerne (30) eller skjærekantene er plassert. To improve the manoeuvrability of ships when sailing in ice-covered water both when sailing ahead and astern, the hull of an ice-breaking ship is provided with ice-breaking parts, such as reamers (30) or cutting edges, which are arranged on and project laterally from the ship's sides (21, 22) and preferably form the widest point of the underwater hull, in which arrangement the width of the underwater hull in the area of the ice-breaking parts of the ship, such as reamers (30) or cutting edges, can be removed entirely or partially during the operation of the ship by displacing or swinging the reamers (30) or cutting edges or parts of them out of the underwater area, as a result of which the underwater hull is designed in such a way that it can be reduced to a smaller width during the operation of the ship, preferably to the width of the part of the ship which adjoins the part of the ship carrying the reamers (30) or cutting edges.