Helicopter has undercarriage with skids connected by cross-bars (which are attached to fuselage by mountings whose angular rigidity varies with sinking of undercarriage as it contacts ground

摘要

The helicopter has an undercarriage (20) with skids (24, 25) which are connected by cross-bars (26, 27). These are attached to the fuselage (22) by mountings (30, 31) whose angular rigidity varies with the sinking of the undercarriage as it contacts the ground (23).