Patent ID: 8262020
Filing Date: 2012-09-11
Classification: B64C

Abstract:
1. A casing and front landing gear assembly for an aircraft, including a front landing gear casing and a front landing gear comprising wheels, a rod and a mechanism for deployment/retraction, the assembly comprising: the front landing gear casing comprises a wall defining an internal housing open on the bottom in order to allow retraction of the front landing gear into the interior of the housing and its deployment outside the housing, the wall separating the non-pressurized internal housing from a surrounding pressurized zone of the aircraft, a reinforcement structure is provided around the wall on the side of the surrounding pressurized zone, the separation wall is a shell coming to envelop the shape of the front landing gear, on the side opposite the opening of the internal housing, the reinforcement structure includes longitudinal reinforcement elements extending on both sides of the shell and transverse reinforcement elements connecting the longitudinal reinforcement elements, the shell has three zones: a first zone of considerable width, accommodating the wheels of the front landing gear in retracted position, a second zone of lesser width, accommodating the rod of the front landing gear in the retracted position, and a third zone running from the second zone of lesser width, becoming wider and accommodating a portion of the mechanism for deployment/retraction of the front landing gear in the retracted position.