IPC Subgroup
B60T 11/228 Pressure-maintaining arrangements, e.g. for replenishing the master cylinder chamber with fluid from a reservoir
Introduced: January 1990
Last revised: January 2006
Full Title
Transmitting braking action from initiating means to ultimate brake actuator without power assistance or drive or where such assistance or drive is irrelevant > transmitting by fluid means, e.g. hydraulic > Master control, e.g. master cylinders > Pressure-maintaining arrangements, e.g. for replenishing the master cylinder chamber with fluid from a reservoir
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- VEHICLES IN GENERAL
- Subclass:
- VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
Top Applicants
Top 10 applicants by patent filingsfor class B60, 2013–2023, worldwide · Source: EPO PATSTAT
- TOYOTA MOTOR CORPORATION 28,052
- HYUNDAI MOTOR COMPANY KR 27,773
- FORD GLOBAL TECHNOLOGIES US 26,243
- KIA MOTORS CORPORATION KR 20,110
- ROBERT BOSCH DE 19,033
- TOYOTA MOTOR CORPORATION JP 17,924
- BMW (BAYERISCHE MOTOREN WERKE) DE 14,214
- HONDA MOTOR COMPANY 12,527
- AUDI DE 10,806
- GM GLOBAL TECHNOLOGY OPERATIONS US 10,336