IPC Subgroup
B60T 15/36 Other control devices or valves characterised by definite functions
Introduced: September 1968
Last revised: January 2006
Full Title
Construction, arrangement, or operation of valves incorporated in power brake systems and not covered by groups or > Application and release valves > Other control devices or valves characterised by definite functions
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
9 direct subcodes
Child Classifications
Navigate with arrow keys, Enter to open
- B60T 15/38 for quick take-up and heavy braking, e.g. with auxiliary reservoir for taking-up slack
- B60T 15/42 with a quick braking action, i.e. with accelerating valves actuated by brake-pipe pressure variation
- B60T 15/46 for retarding braking action to prevent rear vehicles of a vehicle train from overtaking the forward ones
- B60T 15/48 for filling reservoirs
- B60T 15/52 for quick release of brakes, e.g. for influencing counter-pressure in triple valve or recirculating air from reservoir or brake cylinder to brake pipe
- B60T 15/54 for controlling exhaust from triple valve or from brake cylinder
- B60T 15/56 for filling reservoirs by means of a secondary supply pipe
- B60T 15/58 for supplying control impulses through a secondary air pipe
- B60T 15/6 for releasing or applying brakes when vehicles of a vehicle train are uncoupled
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