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LANDING

GEAR B777

OVERVIEW

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What is landing gear?• Aircraft landing gear supports the entire

weight of an aircraft during landing and

ground operations. They are attached to

primary structural members of the aircraft.The type of gear depends on the aircraft

design and its intended use.

•  the structure that supports an aircraft on the

ground and allows it to taxi, takeoff andland.

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History of landing gear• The first airplane with wheels used a tricycle landing

gear

• Main wheels located behind the center of gravity

•

Auxiliary wheel (nose wheel) located at the front ofthe aircraft

• For small airplane, steering the nose wheel throughconnections to the rudder pedals provide groundcontrol

• For large airplane, utilize hydraulic steering cylindersto controls the direction of the nose gear

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• Tail wheel /Conventional Landing gear• Difficult for ground maneuvering

• Two main wheels forward of the center of gravityand a small wheel or skid to support the tail.

• The rudder pedals are connected to the tail wheelsteering by a control cable system and spring.

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Cessna 170

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Overview main landinggear

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Overview nose landinggear

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