ALEXANDRIA, Va., Aug. 25 -- United States Patent no. 12,715,415, issued on Aug. 25, was assigned to ZF CV Systems Europe BV (Brussels).

"Diaphragm arrangement for a spring brake actuator of a pneumatic braking system of a vehicle" was invented by Piotr Marko (Chrzastawa Mala, Poland).

According to the abstract* released by the U.S. Patent & Trademark Office: "A diaphragm arrangement (100) for a spring brake actuator (250) of a pneumatic braking system (210) of a vehicle (200a) enables a mechanical interaction between a piston pipe (255) of the spring brake actuator (250) and a push rod (260). The diaphragm arrangement (100) includes an outer diaphragm member (110), an inner diaphragm member (120), and a piston plate (130). The outer diaph...