Английская Википедия:47-foot Motor Lifeboat

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Версия от 05:20, 26 декабря 2023; EducationBot (обсуждение | вклад) (Новая страница: «{{Английская Википедия/Панель перехода}} {{Short description|Standard lifeboat of the United States Coast Guard}} {|{{Infobox ship begin}} {{Infobox ship image |Ship image=Coast Guard Boat in Morro Bay.jpg |Ship caption=A USCG MLB in the surf zone off the coast of Morro Bay }} {{Infobox ship class overview |Name= 47′ MLB |Builders=Textron Marine |Operators={{co...»)
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Шаблон:Short description

Шаблон:Infobox ship imageШаблон:Infobox ship class overviewШаблон:Infobox ship characteristics
Файл:USCG 47-Foot Motor Lifeboat-Morro Bay CA.jpg
An MLB ready for deployment at Motor Lifeboat Station Morro Bay, California

The 47-foot MLB is the standard lifeboat of the United States Coast Guard (USCG). The 47′ MLB is the successor to the 44′ MLB.[1]

At Station Chatham where the new 47-foot boat would draw too much to get over the bar, the 42-foot Near Shore Lifeboat was designed to replace the 44' MLB. [2]

The 47′ MLB is designed to weather hurricane force winds and heavy seas, capable of surviving winds up to Шаблон:Convert, breaking surf up to Шаблон:Convert and impacts up to three G's.[3] If the boat should capsize, it self-rights in less than ten seconds with all equipment fully functional.[3]

The boat's hull and superstructure are constructed entirely from 5456 marine grade aluminum.[3] Designed with a hard chined deep "V" planing hull,[4] the 47′ MLB exceeds its hull speed. The frame is composed of 17 vertical bulkhead frames, each of which is welded to the deck and hull, and five of which are watertight.[4]

Employing "fly-by-wire" control systems,[5] the boat can be operated from four different locations: two from the enclosed bridge, and two amidships from an open bridge.[3] Because of the “by wire” system the boat is controlled by joysticks instead of wheels.

Situated less than Шаблон:Convert above the water line are recessed retrieval wells,[5] allowing for easier recovery of persons and jetsam, and easier boardings.[3] A watertight survivor's compartment is equipped for comprehensive first aid.[5] It is situated at the combined center of rotation of the ship.[5] if needed a light machine gun can be fitted at the front of the vessel.

See also

References

Шаблон:Reflist

External links

Шаблон:US Coast Guard navbox