A master cylinder includes: an input piston that is caused to advance by operating a brake operating member; a pressure piston that is provided coaxially with the input piston in order to increase a fluid pressure in a frontward pressure chamber while advancing; and a multistage modification device that varies a relationship between a stroke of the input piston and the fluid pressure in the pressure chamber in three or more stages while the input piston moves from a retreat end position to an advancement end position.
MASTER CYLINDER AND MASTER CYLINDER APPARATUS
2015-09-10
Patent
Electronic Resource
English
IPC: | B60T Bremsanlagen für Fahrzeuge oder Teile davon , VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF |