Patent ID: 9162612
Filing Date: 2015-10-20
Classification: B60Q,B60T,G01R

Abstract:
1. A brake testing device in combination with a towing vehicle for connection to a trailer having a left turn indicator, a right turn indicator and air brakes, wherein the vehicle comprises: a left turn indicator circuit for actuating a left turn indicator of the vehicle; a right turn indicator circuit for actuating a right turn indicator of the vehicle; a trailer connector including a left turn indicator output in connection with the left turn indicator circuit for actuating the left turn indicator of the trailer and a right turn indicator output in connection with the right turn indicator circuit for actuating the right turn indicator of the trailer; an air braking system comprising a trailer brake connector arranged for connection to the air brakes of the trailer, a supply line for supplying air at a supply pressure, an exhaust line for exhausting compressed air, a trailer control line connected to the trailer brake connector, and a trailer brake controller arranged to selectively couple the trailer control line to either one of the supply line or the exhaust line to control operation of the air brakes of the trailer; and wherein the brake testing device comprises: