AIRCRAFT RETRACTABLE LANDING GEAR (VERSIONS) Russian patent published in 2014 - IPC B64C25/10 B64C25/58 

Abstract RU 2534836 C1

FIELD: aircraft engineering.

SUBSTANCE: landing gear comprises lever with wheel articulated with fuselage, aligned hydraulic cylinder of landing gear in/out drive with locks of in/out positions, cylinder chambers being communicated with aircraft hydraulic system and has-hydraulic damper. The latter allows its chamber to be filled with working fluids via common charging union without their separation and is arranged in hydraulic cylinder chamber to make the pair “pipe-in-pipe” to act as hydraulic cylinder rod. Said hydraulic cylinder is equipped with high-pressure gas chamber composed by damper rod, piston fitted therein to interact with damper rod and extra fixed journal-box.

EFFECT: decreased overall dimensions owing to integrated damper and lifting hydraulic cylinder.

6 cl, 10 dwg

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RU 2 534 836 C1

Authors

Kozlov Mikhail Dmitrievich

Abrashkin Anatolij Il'Ich

Kostjuchenko Aleksandr Pavlovich

Spivak Evgenij Evgen'Evich

Spivak Sergej Evgen'Evich

Egupov Vitalij Dmitrievich

Dates

2014-12-10Published

2013-08-28Filed