TRAILER-TRAIN DRAW-AND-COUPLER GEAR Russian patent published in 2005 - IPC

FIELD: transport engineering; railless vehicles.

SUBSTANCE: proposed trailer-train draw-and-coupler gear contains ball head made up of upper and lower parts provided, respectively, with recess and boss, and coaxially arranged vertical holes accommodating connecting pin and pin position retainer. Connecting pin is rigidly coupled with upper part of ball head and is provided with thread interacting with mating thread made in vertical hole in lower part of ball head. Thread cut on side generating surface of boss in lower part of head is in meshing with threaded surface of recess in upper part of said ball head.

EFFECT: improved reliability of trailer-train draw-and-coupler gear.

1 dwg