Boeing B-52 Stratofortress - Wikipedia
The Boeing B-52 Stratofortress is an American long-range, subsonic, jet-powered strategic bomber. The B-52 was designed and built by Boeing, which has continued to provide support and upgrades. It has been operated by the United States Air Force (USAF) since the 1950s, and by NASA for nearly 50 years.
The story of the XB-52 and YB-52, the prototype B-52s scrapped …
2022年4月12日 · The XB-52 followed the prototype into the air on Oct. 2, 1952. The first flight of the YB-52 lasted two hours and was powered by prototype YJ57-P-3 engines. Despite the difference in designations, the XB-52 and the YB-52 were essentially identical.
Boeing XB-52 Stratofortress | This Day in Aviation
2 October 1952: The Boeing XB-52 Stratofortress prototype, 49-230, made its first flight at Boeing Field, Seattle, Washington, with test pilot Alvin M. “Tex” Johnston in command. Lieutenant Colonel Guy M. Townsend, U.S. Air Force, acted as co-pilot.
B-52同溫層堡壘戰略轟炸機 - 维基百科，自由的百科全书
B-52“ 同溫層 堡壘” （英語： B-52 Stratofortress）是 美國 波音公司 研發的八引擎遠程 戰略轟炸機，用於替換 B-36和平締造者轟炸機 執行 戰略轟炸 任務。 1948年提出設計方案，1952年第一架原型機首飛，1955年批量生產型開始交付使用，先後衍生了B-52A、B、C、D、E、F、G、H等8種型號，1962年停止生產，總共生產了744架。 1990年代是B-52戰略轟炸機使用的鼎盛時期，有600多架B-52的各衍生型戰略轟炸機在美國戰略空軍服役，之後大多數早期型先被退役。 美國空軍 …
Boeing YB-52 Stratofortress | This Day in Aviation
2024年4月15日 · The Boeing XB-52 and YB-52 were prototypes for a very long range strategic bomber. Both were built with a tandem cockpit for the pilot and co-pilot, similar to the earlier B-47 Stratojet.
2 October 1952 - This Day in Aviation
2 October 1952: The Boeing XB-52 Stratofortress prototype, 49-230, made its first flight at Boeing Field, Seattle, Washington, with test pilot Alvin M. “Tex” Johnston in command. Lieutenant Colonel Guy M. Townsend, U.S. Air Force, acted as co-pilot.
A Look Back At All The B-52 Variants As The Iconic Bomber Hits 70
2022年4月16日 · The XB-52, as the first flying prototype, followed the general configuration of the Model 464-49 design, but was still not a certainty for quantity production, with various rivals lining up, including the Convair YB-60, a jet-powered version of the B-36.
Seventy- five years ago in June 1946, the US Army Air Forces awarded Boe- ing a contract to build the XB-52, the world’s first intercontinental bomber.1 After several modifications, the Air Force, satisfied with the design, ordered 13 B-52As in 1952.2 On the occasion of this particular anniversary of the Strato-fortress, Air & Space Power ...
[1.0] B-52 Evolution - AirVectors
The XB-52 was a big, boxy machine with a high-mounted wing swept back 35 degrees and a conventional tail arrangement. It was powered by eight P&W YJ57-3 engines providing 38.7 kN (3,950 kgp / 8,700 lbf) thrust each.
By Walter J. Boyne The two B-52 prototypes—XB-52 (foreground) and YB-52—set the stage for multiple versions, one of which is still much in demand today. PRIL 15, 2002, will mark the golden anniversary of the B-52 Stratofortress. Fifty years earlier, at Boeing Field, Se- A attle, the YB-52, serial No. 49-0231, took off for the first time.