Gas-injecting valve for injecting gaseous medium, particularly for injecting gaseous fuel into combustion chamber of internal-combustion engine of motor vehicle, has valve seat element with passage opening and it is unlocked and locked

摘要

The gas-injecting valve (1) has a valve seat element (2) with a passage opening (3), a valve seat support (4) and an actuating element (5). The passage opening in the valve seat element is unlocked and locked. A circular sealing element (6) is provided, which is arranged between the valve seat element and the valve seat support, at which the valve seat element is freely supported. The actuating element has an integral formed sealing area (5a,5b) at its end, which is connected to the valve seat element and has a fixed separate sealing at the end of the actuating element.