CASING STRUCTURE OF TRANSMITTER FOR PNEUMATIC PRESSURE ALARM OF TIRE

摘要

PROBLEM TO BE SOLVED: To enhance rigidity of casing by providing it with triangular ribs and to protect the casing against damage due to riding of tire bead at the time of replacing the tire. SOLUTION: A transmitter 5 for pneumatic pressure alarm of tire comprises a pneumatic pressure detecting section for tire, a signal processing circuit, an electronic board and a battery contained in a casing 3 and a tire valve 4 having antenna function is provided integrally above the casing 3. A flange 8 is provided on the bottom of the casing 3 while stretching outward and a plurality of triangular ribs 7 are arranged between the flange 8 and the outer wall face of the casing 3.