Brake Door Interlock System

Urban mass transit coaches may have a brake and accelerator interlock system.

Brake door interlock system.

An auxiliary line is positioned between a source of pressure and the foot valve assembly and includes a valve and a low pressure. The control unit senses the state of the park brake via a park brake switch. An interlock is a feature that makes the state of two mechanisms or functions mutually dependent. The park brake warning system is a unique product that incorporates the following features.

The interlock system includes a foot valve assembly to effect a service brake application when warning lights are activated a vehicle door is open and minimum speed conditions are met. It may be used to prevent undesired states in a finite state machine and may consist of any electrical electronic or mechanical devices or systems in most applications an interlock is used to help prevent a machine from harming its operator or damaging itself by preventing one element from. A bus door service brake interlock system having a warning system is provided. A bus door service brake interlock system having a warning system is provided.

The interlock applies the brakes and holds the throttle in idle position when the rear door is open. The interlock releases when you close the rear door. A brake interlock system could easily allow a driver being held at gunpoint the means to prevent the bus from moving by purposely not following the required release steps and claiming mechanical problems to the assailant thus giving law enforcement more time to respond. The control unit senses when the door is opened or closed via proximity switches.

Do not use this safety feature in place of the parking brake.