| 摘要 |
FIELD: transport.SUBSTANCE: automatic coupling contains body in the form of hollow casting consisting of head end and back end. In the first version of invention, the width of crescent-shaped boss located in the pocket of head end does not exceed the width of lock wall at the place of location of safety lock rod. In the second version of invention, fillet is made on wall of head end at the base of rod for lock holder. In the third version of invention, fillet is made on wall of lock at the base of rod for safety lock. In the fourth version of invention, fillet is made in the lifter pin at the place of balancer with rod connection.EFFECT: higher reliability of automatic coupling.8 cl, 11 dwg |
