Link 1 with wheel a turns about fixed axis A of the aircraft frame member and is connected by sliding pair B to link 4. Link 4 is connected by turning pair C to link 2 which turns about fixed axis D of the aircraft frame. Piston rod 5 of retracting cylinder 3 is connected by turning pair F to link 1. Cylinder 3 is connected by turning pair K to link 2. When piston rod 5 moves into retracting cylinder 3, link 1 is turned clockwise, and the landing gear is retracted as shown by the dash lines.
$1416$LG,AL$