DEVICE FOR MOVEMENT OF AT LEAST ONE DOOR LEAF Russian patent published in 2022 - IPC E05F15/632 

FIELD: transport.

SUBSTANCE: invention relates to devices for movement of at least one door leaf of a vehicle, providing loading and unloading of passengers, namely to doors of rai, wheeled transport. In particular, the invention can be used in side outer sliding-type doors of a tram or electric train car. The device for movement of at least one door leaf of a vehicle contains a body, relatively to which the leaf has a possibility of movement between open and closed positions for provision of loading and unloading of passengers, stationary beam (8) with profiling device (17), fixed on the body, movable beam (5) with engine (3) fixed on it, made with the possibility of actuation of leading cam (1) and the leaf. The leading cam has a groove, into which roller (2) comes. A profile of the groove of leading cam (1) has locking section (18), transition section (19), and working section (20). On movable beam (5), synchronizing two-arm levers (6 and 9) are placed, interconnected by thrust (4). Roller (2) is installed on a short arm of one of synchronizing levers (9). A long arm of each of synchronizing levers (6 and 9) has an oval hole or a groove, into each of which corresponding roller or pin (7) comes, fixed on stationary beam (8).

EFFECT: increase in the reliability with simultaneous increase in the safety of passengers and service personnel, and simplification of a structure.

6 cl, 6 dwg