Link 1 turns about fixed axis A of the aircraft frame member. Link 4 with wheel a is connected by turning pairs B and C to links 1 and 2. Link 2 turns about fixed axis D of the aircraft frame. Links 5 and 6 are of equal length, they are connected together by turning pair G, and by turning pairs E and F to links 4 and 2. Piston rod 7 of retracting cylinder 3 is connected by turning pairs G to links 5 and 6. Cylinder disconnected by turning pair H to link 8 which turns about fixed axis D. When piston rod 7 moves out of retracting cylinder 3, link 1 is turned clockwise, and the landing gear is retracted as shown by the dash lines.
$1442$LG,AL$