FIELD: machine building.
SUBSTANCE: mechanism includes the first component located on one side of multiple fluid medium pipelines and including movable section comprising the part of pressure control valve and brought into action with pressure difference; the second component located on other side of multiple fluid medium pipelines and including opening and closing mechanism. The above mechanism opens and closes under influence of movable section. Transfer mechanism is arranged at least on one of the components. Also manufacturing method of coupling mechanism and fuel cell system with above coupling mechanism is described.
EFFECT: invention improves pipeline connection reliability.
14 cl, 44 dwg, 1 tbl
