FOLDING TROLLEY WITH SEMI-AUTOMATIC UNFOLDING, FOLDING BY ONE BUTTON WITH COLLAPSIBLE NOZZLES SPRING PUSHER, TOOL WRENCH AND FUNCTION OF CONSTRUCTING OF CONTAINER-TYPE STRUCTURES BY TROLLEY Russian patent published in 2021 - IPC B62B1/00 B62B1/12 

FIELD: machine building.

SUBSTANCE: invention relates to machine building, particularly, to folding trolleys. Foldable trolley of single-axial type comprises carrying telescopic axle, elevator, pivotally connected to paired racks for horizontal folding, unfolding flange, angle-cone, triangular-shaped handles, compression springs, tension springs, pair of wheels, bearing bridge, insert to it, semi-automatic spring mechanism, unfolding, folding button, tension springs, rods of spring mechanism charging, ropes, rod guides, stops, pushers, rods, coupling, rollers, shaft rotating around its axis, sprocket-gear, angular shape stiffness ledge, tilting roll, hinge, sliding frame, spring type locks located in rod and guides, plate with hinge for bending, spring-return button, chain, attachment module, spring pusher attachment, tool wrench fitting.

EFFECT: higher simplicity and repairability.

10 cl, 12 dwg