encyclopedia

BRAKE ASSURANCE

The function provided by a subsystem within the automatic train operation system that will cause the emergency brakes of a vehicle to be applied when the actual braking rate of the vehicle is less than the braking rate requested by…

BRAKE RATE

The negative time rate of change of speed of vehicle as produced solely by the action of its braking system, or systems in combination; average rate of its braking system, or systems in combination; average rate of deceleration caused by…

BRAKE SHOE

The nonrotating portion of a tread or disc brake assembly. The shoe is pressed against the tread, disc, or drum when the brake is applied. (TRB)

BRAKES IN EMERGENCY (BIE)

An automatic friction brake applied to halt a train and activated by the crew, customers or the wayside (signal trip arm).

BRAKING RATE

The negative time rate of change of speed of vehicle as produced solely by the action of its braking system(s). (NTSC)

BRAND NAME PRODUCT

A commercial product described by brand name and make, model number, or other appropriate nomenclature by which the product is offered for sale to the public by a particular manufacturer, producer or distributor. The brand name is used by the…