FIELD: transport.
SUBSTANCE: invention relates to machine building. Proposed bolster consists of swivel connection pivoted to drive truck frame interconnected by pivot rigidly jointed to thrust sheet of semitrailer frame. Surface of said swivel connection that faces semitrailer frame thrust sheet has annular rectangular-section groove to accommodate some spring-loaded rolling balls along its outer vertical generator. Semitrailer frame thrust sheet is provided with adequate-diameter rectangular-section ring ledge. Said ledge has its outer vertical wall provided with semispherical groove to interact with said spring-loaded rolling balls.
EFFECT: ruling out manual coupling-uncoupling jobs.
2 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| ROAD TRAIN | 2008 |
|
RU2372241C1 |
| TRAILER-TRAIN | 2005 |
|
RU2290323C1 |
| TRAILER-TRAIN SUPPORT-AND-COUPLER GEAR | 2005 |
|
RU2294858C1 |
| ARTICULATED VEHICLE | 2005 |
|
RU2295472C1 |
| HEAVY FREIGHTER | 2008 |
|
RU2371344C1 |
| SUPPORT AND COUPLING ARRANGEMENT OF ARTICULATED VEHICLE | 0 |
|
SU1692883A1 |
| ROAD TRAIN DRAWBAR | 2009 |
|
RU2397882C1 |
| TRAILER-TRAIN | 2004 |
|
RU2268837C1 |
| ARTICULATED TRUCK | 2008 |
|
RU2368528C1 |
| MULTI-LOADING ROAD TRAIN | 2018 |
|
RU2681806C1 |
