Bicycle Tire Valve from the closed

A Bicycle Tire Valve from the closed, including the valve core, lock nut (6), the valve seat (7), prominent feature is the main valve inside the valve body (1), can be in the body (1) the axial Move the stem (2), set in the housing (1) outside the outer ring (3) and installed on the stem (2) sealed on the circular plate (4), with the housing (1) set a Lock Boss (5), set on a stem within the channel guide hole, the housing (1) through the lock nut (6) and Bicycle Tire Valve seat (7) connection. The utility model has a simple structure, reliable sealing, durability, low cost, suitability and other advantages.