The utility model provides a tire pressure monitor cap utilizing colors to indicate tire pressure. The tire pressure monitor cap comprises a transparent cover, an alarm bolt, a spring, a floating seat, a rubber pad, a ventilating plate, a metal housing and a gasket; the rubber pad includes a circular protruding seat having a wall higher than that of the outside wall, and a circumferential depression therein, wherein the center is provided with the conical portion, an circular groove arranged outside the protruding seat to receive a hard O-ring inserted thereinto and facilitate inner wall of the O-ring integrated with outer wall of the protruding seat; the O-ring not only increases intensity of the outer wall of the rubber pad by its hard plastic material, but also decreases pressure from the flange of the transparent cover. Moreover, the lower half portion of the body of the transparent cover inserted into the hollow recess and the whole flange inserted into the locating notch are facilitated the metal housing integrated tightly with the transparent cover and prevented the rubber pad from moving.
TIRE PRESSURE MONITOR CAP
2015-08-13
Patent
Electronic Resource
English
IPC: | B60C VEHICLE TYRES , Fahrzeugreifen |