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Harbor Freight Tools, commonly referred to as Harbor Freight, is an American privately held tool and equipment retailer, headquartered in Calabasas, California. It operates a chain of retail stores, as well as an e-commerce business. The company employs over 28,000 people in the United States, [5] and has over 1,500 locations in 48 states. [6] [7]
It had a unique mechanism for wing sweep that combined tracks on the fuselage sides and the underside of the wings, which was actuated by hydraulically-driven ball screws positioned at the wing's inner ends. [20] The wings could be swept from 20 degrees to 70 degrees; at the 70-degree position, longitudinal control was maintained by wing tip ...
To test the low-speed characteristics of swept wings, the US Navy contracted Bell Aircraft to modify two P-63 Kingcobras [note 1] as test aircraft for use by NACA. [2] These aircraft, assigned the bureau numbers 90060 and 90061, [ note 2 ] were designated L-39-1 and L-39-2 , based on Bell's code letter "L" and the aircraft's model number "39".
USCG Sebago (WHEC-42) was an Owasco class high endurance cutter which served with the US Coast Guard from 1945 to 1972. Originally intended for World War II service, she was not commissioned until a month after the end of hostilities and consequently did not see combat until her deployment in the Vietnam War more than 20 years later.
Four basic configurations which have used vortex lift are, in chronological order, the 60-degree delta wing; the ogive delta wing with its sharply-swept leading edge at the root; the moderately-swept wing with a leading-edge extension, which is known as a hybrid wing; and the sharp-edge forebody, or vortex-lift strake. [7]
Developed from the Sukhoi Su-7, the Su-17 was the first variable-sweep wing aircraft to enter Soviet service and featured updated avionics. The aircraft also has variants which were designed to be exported to non-Soviet states such as the Sukhoi Su-22 and the less popular Su-20. It was produced from 1967 to 1990.
USCGC Munro (WMSL-755) is the sixth Legend-class cutter of the United States Coast Guard. Munro is the second cutter named for Signalman First Class Douglas A. Munro (1919–1942), the only coast guardsman to be awarded the Medal of Honor. The US Navy destroyer escort USS Douglas A. Munro (DE-422) was also named for Munro.
USCGC Onondaga (WPG-79), a United States Coast Guard cutter, was built by Defoe Boat Works in Bay City, Michigan, commissioned on 11 September 1934.From its commissioning until 1941, Onondaga was stationed at Astoria, Oregon, where she performed important law enforcement duties and rendered much assistance to ships in distress.