TRAILER-TRAIN SUPPORT-AND-COUPLER GEAR Russian patent published in 2007 - IPC B62D53/00 B60D1/14 

FIELD: transport engineering; railless vehicles.

SUBSTANCE: invention relates to different trailer-trains. Proposed support-and-coupler gear of trailer-train consists of turntable with vertical hole hinge-mounted on frame of prime mover and intercoupled with pivot of semitrailer secured on support sheet of frame step and carrying support posts with their drive mechanism. Hole in turntable is oval, with oval-shaped split elastic bushing fitted in oval hole for angular turning and provided with vertical slot whose size is greater in which than maximum diameter of pivot and furnished with triangular teeth on upper end face. Pivot on support sheet of step of semitrailer frame is installed for rotation relative to longitudinal axis of symmetry. Thrust washer is rigidly secured from one side, on end face surface of which teeth of indicated form are cut and bevel gear is provided at other side engaging with mating spur gear installed on shaft and engaging with gear rack rigidly connected to one of support posts of semitrailer.

EFFECT: automatic coupling and uncoupling of trailer-train member with provision of reliable coupling of prime mover and semitrailer under operating conditions.

3 dwg