SCHOOL BUS DOOR/SERVICE BRAKE INTERLOCK RETROFIT SYSTEM

A bus door/service brake interlock system having a warning system is provided. 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. An auxiliary line is positioned be...

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Bibliographic Details
Main Authors EBERLING, CHARLES E, GRANDSTAFF, MICHAEL D
Format Patent
LanguageEnglish
French
Published 13.12.2002
Edition7
Subjects
ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL
BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL
PERFORMING OPERATIONS
PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OFVEHICLES
TRANSPORTING
VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF
VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
VEHICLES IN GENERAL
VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISEPROVIDED FOR
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Summary:A bus door/service brake interlock system having a warning system is provided. 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. An auxiliary line is positioned between a source of pressure and the foot valve assembly and includes a valve and a low pressure indicator. Should the operator leave the driver seat with the interlock system engaged, the parking brake is automatically applied.
Bibliography:Application Number: CA20022390311