brake cylinder
Definition
Noun: A brake cylinder is a hydraulic cylinder in a vehicle's braking system that contains brake fluid. When force is applied to the brake pedal, a piston inside this cylinder compresses the fluid, transmitting hydraulic pressure to the wheel brakes to slow or stop the vehicle.
Usage
The term "brake cylinder" specifically refers to the main hydraulic component in many braking systems. It is a core technical part. * The mechanic identified a leak in the brake cylinder. * Replacing the brake cylinder restored proper braking pressure.
Advanced Usage
- Master brake cylinder: This is the full and more precise term for the primary cylinder operated by the brake pedal. It is often shortened to "brake cylinder" or "master cylinder" in context.
- The master brake cylinder needs to be bled to remove air from the lines.
Variants and Related Words
- Master cylinder (n): A complete synonym for "brake cylinder," emphasizing its controlling function in the hydraulic system.
- Wheel cylinder (n): A related hydraulic cylinder located at the wheel, typically in drum brake systems, which is activated by pressure from the master brake cylinder.
- Brake caliper (n): A related component in disc brake systems that uses hydraulic pressure to clamp the brake pads onto the rotor.
Synonyms
- Master cylinder
- Hydraulic brake cylinder
Related Phrases
- To bleed the brake cylinder: To remove air bubbles from the brake fluid inside the cylinder and lines, a necessary maintenance procedure.
- After replacing the hose, you must bleed the brake cylinder.
Noun
-
a cylinder that contains brake fluid that is compressed by a piston
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