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The Martin JRM Mars is a large, four-engined cargo transport flying boat designed and built by the Martin Company for the United States Navy during World War II.It was the largest Allied flying boat to enter production, although only seven were built.
Three Canadair CL-215 amphibious flying boats. The following is a list of seaplanes, which includes floatplanes and flying boats.A seaplane is any airplane that has the capability of landing and taking off from water, while an amphibian is a seaplane which can also operate from land.
The Mars was converted by the Navy into a transport aircraft designated the XPB2M-1R. Satisfied with the performance, 20 of the modified JRM-1 Mars were ordered. The first of the five production Mars flying boats entered service ferrying cargo to Hawaii and the Pacific Islands on 23 January 1944. [50]
Ten were still in service in 1955, although all were gone from the active Coast Guard inventory by 1958 (when the last example was released from CGAS San Diego and returned to the U.S. Navy). These flying boats became the backbone of the long-range aerial search and rescue efforts of the Coast Guard in the early post-war years until supplanted ...
August 28 – The U.S. Navy Martin JRM-2 Mars flying boat Caroline Mars arrives in Chicago, Illinois, after a record-breaking nonstop flight of 4,748 miles (7,641 km) from Honolulu, Hawaii, in 24 hours 12 minutes with 42 people and a payload of 42,000 pounds (19,000 kg) on board. [23]
United States Navy (intended) The Martin 193 was a design for a giant cargo transport seaplane that was conceived in 1942 as part of the "Sky Freighter" concept for colossal flying boats that could carry large loads of troops and freight across the Atlantic Ocean in response to the sinking of Allied merchant ships by U-boats .
The U.S. Navy Martin JRM-2 Mars flying boat Caroline Mars sets a record for the number of people carried on a single flight, transporting 202 men and a crew of four from Alameda to San Diego, California. It then breaks the record on the return flight the same day, carrying 218 men and a crew of four from San Diego to Alameda. [12]
The Convair XP5Y-1 prototype in 1950. It first flew on 18 April 1950 at San Diego and crashed in 1953. Convair received a request from the United States Navy in 1945 for the design of a large flying boat using new technology developed during World War II, especially the laminar flow wing and still-developing turboprop technology.