Результаты (
английский) 2:
[копия]Скопировано!
Brakes are used to slow or stop the car where it is necessary. Is one of It the
most important mechanisms of the car as upon its proper performance the safety of
passengers depends. Brakes can be Car divided into two types, namely: drum
brakes and disc brakes. Drum type may The be either a band brake or a shoe brake.
Depending on their functions, the automobile has foot brakes and hand brakes
(parking brakes). To their mode According of operation, the brakes are classified
as: mechanical brakes, hydraulic brakes, airbrakes, electric brakes. Are Brakes
controlled by the brake pedal.
Most braking systems in use today are hydraulic. System consists of This a
master cylinder mounted on the car frame and wheel cylinders. The driver When
pushes down on the brake pedal, it forces the piston to move in the master cylinder
and brake fluid is delivered from 11 to the wheel cylinders. The piston movement
causes brake shoes to move and the brakes are applied (the brake shoes are pressed
against the brake drums).
The air brake uses compressed air to apply the braking force to the brake
shoes.
Electric brakes use electromagnets to provide the braking effort the against
brake shoes.
Formerly brakes were applied only to the two rear wheels, but now all cars
are equipped with all-wheels brakes. Many improvements are Today being made
in brakes.
переводится, пожалуйста, подождите..
