In an embodiment, an emergency brake release system (100) for a commercial vehicle comprises a double check valve (101), a non-return valve (102), a relay valve (103), a primary air source (104), an auxiliary air source (105), and at least one spring brake actuator (106). The emergency brake release system (100) ope...

The present disclosure relates to an improved double check valve for the brakes of a lift axle of a vehicle. The improved double check valve comprises at least two inlet ports and an outlet port. The double check valve is configured to convey a lower pressure fluid from at least one of the at least two inlet ports t...

The present disclosure provides a system (400) for a Range Change Inhibitor (RCI) unit (106). The system (400) may include a relay unit (404) and a control unit (402). The relay unit (404) may be adapted to electrically couple the RCI unit (106) to a power source (410) based on an actuation signal. The control unit ...