ALEXANDRIA, Va., June 19 -- United States Patent no. 12,331,765, issued on June 17, was assigned to KNORR-BREMSE Systeme fuer Nutzfahrzeuge GmbH (Munich).
"Pneumatic actuating element, exhaust air system, housing having an exhaust air system, pneumatic actuator" was invented by Martin Kral (Munich) and Daniel Geis-Esser (Munich).
According to the abstract* released by the U.S. Patent & Trademark Office: "A pneumatic actuating element, an exhaust air system, a housing, and a pneumatic actuator, are provided, which are designed to provide a possibility to collect exhaust air that is discharged when the pneumatic actuating element is ventilated, which exhaust air typically includes contaminations, and to release the exhaust air in an area th...