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Outline
Indent Level
Color Curly Brackets (indicating CPC extensions to IPC) References Date Revised

CPC
COOPERATIVE PATENT CLASSIFICATION
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VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF ; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL ( electrodynamic brake systems for vehicle, in general B60L; brakes per se, i.e. devices where braking effect occurs, including ultimate brake actuators, F16D ) ; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL ; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES ; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
NOTE
-
In this subclass, the term "brake control systems" includes brake control systems for vehicles or of general applicability

WARNING
-
The following IPC groups are not used in the CPC scheme. Subject matter covered by these groups is classified in the following CPC groups:
B60T8/20 covered by B60T 8/18
B60T8/22 covered by B60T 8/18
B60T8/60 - B60T8/70 covered by B60T 8/17
B60T8/78 - B60T8/84 covered by B60T 8/17
B60T13/122 covered by B60T 13/147 , B60T 13/167
B60T13/125 covered by B60T 13/141
B60T13/128 covered by B60T 13/145 , B60T 13/165
B60T13/13 covered by B60T 13/146 , B60T 13/166
B60T13/132 covered by B60T 13/143 , B60T 13/162
B60T13/135 covered by B60T 13/144 , B60T 13/163
B60T13/138 covered by B60T 13/148 , B60T 13/168
B60T13/60 covered by B60T 13/58
B60T15/06 covered by B60T 15/04
B60T15/08 covered by B60T 15/04


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Arrangements of braking elements, i.e. of those parts where braking effect occurs
{
specially for vehicles
}
B60T 1/005
.
{
by locking of wheel or transmission rotation
}
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B60T 1/02
.
acting by retarding wheels
B60T 1/04
. .
acting directly on tread
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B60T 1/06
. .
acting otherwise than on tread, e.g. employing rim, drum, disc, or transmission
{
or on double wheels
}
B60T 1/062
. . .
{
acting on transmission parts
}
B60T 1/065
. . .
{
employing disc ( B60T 1/062 takes precedence )
}
B60T 1/067
. . .
{
employing drum ( B60T 1/062 takes precedence )
}
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B60T 1/08
. .
using fluid or powdered medium
B60T 1/087
. . .
in hydrodynamic, i.e. non-positive displacement, retarders
B60T 1/093
. . .
in hydrostatic, i.e. positive displacement, retarders
B60T 1/10
. .
by utilising wheel movement for accumulating energy, e.g. driving air compressors ( using propulsion unit as braking means, see the relevant class )
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B60T 1/12
.
acting otherwise than by retarding wheels, e.g. jet action
B60T 1/14
. .
directly on road ( portable devices, e.g. chocks B60T 3/00 )
B60T 1/16
. .
by increasing air resistance, e.g. flaps
Portable devices for preventing unwanted movement of vehicles, e.g. chocks
Vehicle modifications to facilitate cooling of brakes
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Guide Heading:
Brake control systems or parts thereof
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Brake-action initiating means
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B60T 7/02
.
for personal initiation
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B60T 7/04
. .
foot actuated
B60T 7/042
. . .
{
by electrical means, e.g. using travel or force sensors
}
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B60T 7/045
. . .
{
with locking and release means, e.g. providing parking brake application
}
B60T 7/047
. . . .
{
Hand-actuated release means
}
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B60T 7/06
. . .
Disposition of pedal
B60T 7/065
. . . .
{
with means to prevent injuries in case of collision ( for vehicle pedals in general by moving them from an operative to an out-of-the way position B60R 21/09 )
}
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B60T 7/08
. .
hand actuated
B60T 7/085
. . .
{
by electrical means, e.g. travel, force sensors
}
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B60T 7/10
. . .
Disposition of hand control
B60T 7/101
. . . .
{
by means of a pull rod
}
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B60T 7/102
. . . .
{
by means of a tilting lever
}
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B60T 7/104
. . . . .
{
with a locking mechanism
}
B60T 7/105
. . . . . .
{
the lock being released by means of a push button
}
B60T 7/107
. . . .
{
with electrical power assistance
}
B60T 7/108
. . . .
{
with mechanisms to take up slack in the linkage to the brakes
}
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B60T 7/12
.
for automatic initiation ; for initiation not subject to will of driver or passenger
{
( limiting speed of vehicles other than rail vehicles B60K 31/00 )
}
B60T 7/122
. .
{
for locking of reverse movement
}
B60T 7/124
. .
{
Brakes for railway vehicles coming into operation in case of accident, derailment or damage of rolling stock or superstructure ( self-acting brakes in general F16D 59/00 )
}
B60T 7/126
. .
{
Brakes for railway vehicles coming into operation in case of exceeding a predetermined speed ( self-acting brakes in general F16D 59/00 )
}
B60T 7/128
. .
{
Self-acting brakes of different types for railway vehicles ( B60T 7/12 takes precedence; self-acting brakes in general F16D 59/00 )
}
B60T 7/14
. .
operated upon collapse of driver ( deadman`s devices for electrically propelled vehicles B60L 3/02 )
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B60T 7/16
. .
operated by remote control, i.e. initiating means not mounted on vehicle
B60T 7/18
. . .
operated by wayside apparatus
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B60T 7/20
. .
specially for trailers, e.g. in case of uncoupling of
{
or overrunning by
}
trailer ( inertia-actuated over-run brakes B60T 13/08 )
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B60T 7/203
. . .
{
with automatic brake release or reduction in case of reverse travel, e.g. by means of mechanisms mounted on the draw bar
}
B60T 7/206
. . . .
{
by means of mechanisms mounted on trailer drum brakes
}
B60T 7/22
. .
initiated by contact of vehicle, e.g. bumper, with an external object, e.g. another vehicle
{
, or by means of contactless obstacle detectors mounted on the vehicle
}
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Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force ( by changing number of effective brake cylinders in power brake systems B60T 17/10 )
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.
Using electrical or electronic regulation means to control braking
{
( detecting or indicating faulty operation B60T 8/885 )
}
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B60T 8/1701
. .
{
Braking or traction control means specially adapted for particular types of vehicles ( for vehicles having more than one drive axle B60T 8/1769 )
}
B60T 8/1703
. . .
{
for aircrafts
}
B60T 8/1705
. . .
{
for rail vehicles
}
B60T 8/1706
. . .
{
for single-track vehicles, e.g. motorcycles
}
B60T 8/1708
. . .
{
for lorries or tractor-trailer combinations
}
B60T 8/171
. .
Detecting parameters used in the regulation ; Measuring values used in the regulation
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B60T 8/172
. .
Determining control parameters used in the regulation, e.g. by calculations involving measured or detected parameters
{
( B60T 8/17551 takes precedence )
}
B60T 8/1725
. . .
{
Using tyre sensors, e.g. Sidewall Torsion sensors (SWT) ( for tyre pressure and temperature detection B60C 23/00 )
}
B60T 8/173
. .
Eliminating or reducing the effect of unwanted signals, e.g. due to vibrations or electrical noise
B60T 8/174
. .
characterised by using special control logic, e.g. fuzzy logic
{
,neural computing
}
B60T 8/175
. .
Brake regulation specially adapted to prevent excessive wheel spin during vehicle acceleration, e.g. for traction control ( safety devices for propulsion unit control responsive to, or preventing, skidding of wheels B60K 28/16 )
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B60T 8/1755
. .
Brake regulation specially adapted to control the stability of the vehicle, e.g. taking into account yaw rate or transverse acceleration in a curve ( road vehicle drive control systems for control of driving stability otherwise than by controlling a particular sub-unit B60W 30/02 )
B60T 8/17551
. . .
{
determining control parameters related to vehicle stability used in the regulation, e.g. by calculations involving measured or detected parameters
}
B60T 8/17552
. . .
{
responsive to the tire sideslip angle or the vehicle body slip angle
}
B60T 8/17554
. . .
{
specially adapted for enhancing stability around the vehicles longitudinal axle, i.e. roll-over prevention ( road vehicle drive control systems for roll-over prevention otherwise than by controlling a particular sub-unit B60W 30/04 )
}
B60T 8/17555
. . .
{
specially adapted for enhancing driver or passenger comfort, e.g. soft intervention or pre-actuation strategies
}
B60T 8/17557
. . .
{
specially adapted for lane departure prevention ( road vehicle drive control systems for lane keeping otherwise than by controlling a particular sub-unit B60W 30/12 )
}
B60T 8/17558
. . .
{
specially adapted for collision avoidance or collision mitigation ( road vehicle drive control systems for collision avoidance otherwise than by controlling a particular sub-unit B60W 30/09 )
}
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B60T 8/176
. .
Brake regulation specially adapted to prevent excessive wheel slip during vehicle deceleration, e.g. ABS ( B60T 8/1755 takes precedence )
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B60T 8/1761
. . .
responsive to wheel or brake dynamics, e.g. wheel slip, wheel acceleration or rate of change of brake fluid pressure
B60T 8/17613
. . . .
{
based on analogue circuits or digital circuits comprised of discrete electronic elements
}
B60T 8/17616
. . . .
{
Microprocessor-based systems
}
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B60T 8/1763
. . .
responsive to the coefficient of friction between the wheels and the ground surface ( B60T 8/1764 takes precedence )
B60T 8/17633
. . . .
{
based on analogue circuits or digital circuits comprised of discrete electronic elements
}
B60T 8/17636
. . . .
{
Microprocessor-based systems
}
B60T 8/1764
. . .
Regulation during travel on surface with different coefficients of friction, e.g. between left and right sides, mu-split
{
or between front and rear
}
B60T 8/1766
. . .
Proportioning of brake forces according to vehicle axle loads, e.g. front to rear of vehicle
B60T 8/1769
. . .
specially adapted for vehicles having more than one driven axle, e.g. four-wheel drive vehicles
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.
responsive to vehicle weight or load, e.g. load distribution (
{
using electrical circuitry on regulation means B60T 8/17 ;
}
B60T 8/30 takes precedence; responsive to weight and speed condition B60T 8/58 )
NOTE
-
B60T 8/1887 and B60T 8/1893 take precedence over B60T 8/1806 to B60T 8/1881

B60T 8/1806
. .
{
characterised by the calibration process or the means therefor
}
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B60T 8/1812
. .
{
characterised by the means for pressure reduction
}
B60T 8/1818
. . .
{
Lever mechanism
}
B60T 8/1825
. . .
{
Means for changing the diaphragm area submitted to pressure
}
B60T 8/1831
. . .
{
pressure reducing or limiting valves
}
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B60T 8/1837
. .
{
characterised by the load-detecting arrangements
}
B60T 8/1843
. . .
{
Arrangements for detecting air spring pressure
}
B60T 8/185
. . .
{
Arrangements for detecting vehicle level
}
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B60T 8/1856
. . .
{
Arrangements for detecting suspension spring load ( B60T 8/1843 takes precedence )
}
B60T 8/1862
. . . .
{
comprising sensors of the type providing a fluid output signal representing the load on the vehicle suspension
}
B60T 8/1868
. . . .
{
comprising sensors of the type providing a mechanical output signal representing the load on the vehicle suspension
}
B60T 8/1875
. . . .
{
comprising sensors of the type providing an electrical output signal representing the load on the vehicle suspension
}
B60T 8/1881
. .
{
characterised by failure-responsive means
}
B60T 8/1887
. .
{
especially adapted for tractor-trailer combinations
}
B60T 8/1893
. .
{
especially adapted for railway vehicles
}
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.
responsive to vehicle inclination or change of direction, e.g. negotiating bends
{
( using electrical circuitry or regulation means B60T 8/17 )
}
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B60T 8/241
. .
{
Lateral vehicle inclination
}
B60T 8/243
. . .
{
for roll-over protection
}
B60T 8/245
. .
{
Longitudinal vehicle inclination
}
B60T 8/246
. .
{
Change of direction
}
B60T 8/248
. .
{
Trailer sway, e.g. for preventing jackknifing
}
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.
characterised by producing differential braking between front and rear wheels
{
( using electrical circuitry or regulation means B60T 8/17 )
}
B60T 8/261
. .
{
specially adapted for use in motorcycles
}
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B60T 8/262
. .
{
using valves with stepped characteristics ( B60T 8/261 , B60T 8/266 take precedence )
}
B60T 8/263
. . .
{
for pneumatic brake systems
}
B60T 8/265
. . .
{
for hydraulic brake systems
}
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B60T 8/266
. .
{
using valves or actuators with external control means ( B60T 8/261 takes precedence )
}
B60T 8/267
. . .
{
for hybrid systems with different kind of brakes on different axles
}
B60T 8/268
. . .
{
using the valves of an ABS, ASR or ESP system
}
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B60T 8/28
. .
responsive to deceleration
{
( B60T 8/261 , B60T 8/262 , B60T 8/266 take precedence )
}
B60T 8/282
. . .
{
using ball and ramp
}
B60T 8/285
. . .
{
using horizontal moving mass
}
B60T 8/287
. . .
{
using pendulums
}
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B60T 8/30
. .
responsive to load
{
( B60T 8/261 , B60T 8/262 , B60T 8/266 take precedence )
}
B60T 8/303
. . .
{
using pneumatic valves
}
B60T 8/306
. . .
{
using hydraulic valves
}
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.
responsive to a speed condition, e.g. acceleration or deceleration (
{
using electrical circuitry or regulation means B60T 8/17
}
; B60T 8/28 takes precedence; electric devices on electrically propelled vehicles indicating the wheel slip B60L 3/10 ; measuring linear or angular speed per se G01P 3/00 )
B60T 8/3205
. .
{
acceleration ( B60T 8/34 , B60T 8/52 , B60T 8/54 , B60T 8/56 , B60T 8/58 , B60T 8/72 , B60T 8/86 , B60T 8/88 take precedence )
}
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B60T 8/321
. .
{
deceleration ( B60T 8/34 , B60T 8/52 , B60T 8/54 , B60T 8/56 , B60T 8/58 , B60T 8/72 , B60T 8/86 , B60T 8/88 take precedence )
}
B60T 8/3215
. . .
{
Systems characterised by having means acting on components of the drive line, e.g. retarder, clutch or differential gear ( B60T 8/322 takes precedence )
}
B60T 8/322
. . .
{
Systems specially adapted for vehicles driven by more than one axle, e.g. Four Wheel-Drive vehicles
}
B60T 8/3225
. . .
{
Systems specially adapted for single-track vehicles, e.g. motorcycles ( B60T 8/3235 takes precedence )
}
B60T 8/323
. . .
{
Systems specially adapted for tractor-trailer combinations
}
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B60T 8/3235
. . .
{
Systems specially adapted for rail vehicles
}
B60T 8/324
. . . .
{
Speed measurement by means of centrifugal governers or the like
}
B60T 8/3245
. . . .
{
responsive to the speed difference between wheels and rail, or between two wheels or two axles
}
B60T 8/325
. . .
{
Systems specially adapted for aircraft
}
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B60T 8/3255
. . .
{
Systems in which the braking action is dependent on brake pedal data
}
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B60T 8/326
. . . .
{
Hydraulic systems
}
B60T 8/3265
. . . . .
{
with control of the booster ( B60T 8/3275 takes precedence )
}
B60T 8/327
. . . .
{
Pneumatic systems
}
B60T 8/3275
. . . .
{
Systems with a braking assistant function, i.e. automatic full braking initiation in dependence of brake pedal velocity
}
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B60T 8/328
. . .
{
Systems sharing components with other fluid systems onboard the vehicle
}
B60T 8/3285
. . . .
{
the other fluid systems being suspension elements
}
B60T 8/329
. . .
{
Systems characterised by their speed sensor arrangements
}
B60T 8/3295
. . .
{
Systems in which there is a pulsating signal superposed on the command signal
}
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B60T 8/34
. .
having a fluid pressure regulator responsive to a speed condition
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B60T 8/341
. . .
{
Systems characterised by their valves ( B60T 8/36 , B60T 8/38 take precedence )
}
B60T 8/342
. . . .
{
Pneumatic systems
}
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B60T 8/343
. . .
{
Systems characterised by their lay-out ( B60T 8/349 takes precedence )
}
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B60T 8/344
. . . .
{
Hydraulic systems
}
B60T 8/345
. . . . .
{
having more than one brake circuit per wheel
}
B60T 8/346
. . . . .
{
2 Channel systems ( B60T 8/345 takes precedence )
}
B60T 8/347
. . . . .
{
3 Channel systems ( B60T 8/345 takes precedence )
}
B60T 8/348
. . . . .
{
4 Channel systems ( B60T 8/345 takes precedence )
}
B60T 8/349
. . .
{
Systems adapted to control a set of axles, e.g. tandem axles
}
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B60T 8/36
. . .
including a pilot valve responding to an electromagnetic force
B60T 8/3605
. . . .
{
wherein the pilot valve is mounted in a circuit controlling the working fluid system
}
B60T 8/361
. . . .
{
wherein the pilot valve is mounted in a circuit controlling an auxiliary fluid system
}
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B60T 8/3615
. . . .
{
Electromagnetic valves specially adapted for anti-lock brake and traction control systems ( electromagnetic valves in general F16K 31/06 )
}
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B60T 8/362
. . . . .
{
in pneumatic systems ( B60T 8/3655 , B60T 8/3675 and B60T 8/369 take precedence )
}
B60T 8/3625
. . . . . .
{
having at least one vacuum connection
}
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B60T 8/363
. . . . .
{
in hydraulic systems ( B60T 8/3655 , B60T 8/3675 and B60T 8/369 take precedence )
}
B60T 8/3635
. . . . . .
{
switching between more than two connections, e.g. 3/2-valves ( B60T 8/364 , B60T 8/3645 and B60T 8/365 take precedence )
}
B60T 8/364
. . . . . .
{
switching between a number of discrete positions as a function of the applied signal, e.g. 3/3-valves ( B60T 8/3645 takes precedence )
}
B60T 8/3645
. . . . . .
{
having more than one electromagnetic coil inside a common housing
}
B60T 8/365
. . . . . .
{
combining a plurality of functions in one unit, e.g. pressure relief
}
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B60T 8/3655
. . . . .
{
Continuously controlled electromagnetic valves
}
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B60T 8/366
. . . . . .
{
Valve details
}
B60T 8/3665
. . . . . . .
{
Sliding valves
}
B60T 8/367
. . . . . . .
{
Seat valves, e.g. poppet valves
}
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B60T 8/3675
. . . . .
{
integrated in modulator units
}
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B60T 8/368
. . . . . .
{
combined with other mechanical components, e.g. pump units, master cylinders
}
B60T 8/3685
. . . . . . .
{
characterised by the mounting of the modulator unit onto the vehicle
}
B60T 8/369
. . . . .
{
Valves using piezo-electric elements ( in general F16K 31/004 )
}
B60T 8/3695
. . . .
{
wherein the pilot valve is mounted separately from its power section ( B60T 8/3605 , B60T 8/361 and B60T 8/3615 take precedence )
}
B60T 8/38
. . .
including valve means of the relay or driver controlled type
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B60T 8/40
. . .
comprising an additional fluid circuit including fluid pressurising means for modifying the pressure of the braking fluid, e.g. including wheel driven pumps for detecting a speed condition, or pumps which are controlled by means independent of the braking system
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B60T 8/4004
. . . .
{
Repositioning the piston(s) of the brake control means by means of a fluid pressurising means in order to reduce the brake pressure
}
B60T 8/4009
. . . . .
{
the brake control means being the wheel cylinders
}
B60T 8/4013
. . . .
{
Fluid pressurising means for more than one fluid circuit, e.g. separate pump units used for hydraulic booster and anti-lock braking
}
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B60T 8/4018
. . . .
{
Pump units characterised by their drive mechanisms ( B60T 8/4095 takes precedence )
}
B60T 8/4022
. . . . .
{
Pump units driven by an individual electric motor ( B60T 8/4027 takes precedence )
}
B60T 8/4027
. . . . .
{
Pump units driven by (parts of) the vehicle propulsion unit
}
B60T 8/4031
. . . .
{
Pump units characterised by their construction or mounting ( pump units in combination with valve blocks B60T 8/36 )
}
B60T 8/4036
. . . .
{
Pump units characterised by their failure-responsive means ( B60T 8/88 takes precedence )
}
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B60T 8/404
. . . .
{
Control of the pump unit
}
B60T 8/4045
. . . . .
{
involving ON/OFF switching
}
B60T 8/405
. . . . .
{
involving the start-up phase
}
B60T 8/4054
. . . . .
{
involving the delivery pressure control ( B60T 8/4072 takes precedence )
}
B60T 8/4059
. . . . .
{
involving the rate of delivery
}
B60T 8/4063
. . . . .
{
involving the direction of fluid flow
}
B60T 8/4068
. . . .
{
the additional fluid circuit comprising means for attenuating pressure pulsations
}
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B60T 8/4072
. . . .
{
Systems in which a driver input signal is used as a control signal for the additional fluid circuit which is normally used for braking
}
B60T 8/4077
. . . . .
{
Systems in which the booster is used as an auxiliary pressure source
}
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B60T 8/4081
. . . . .
{
Systems with stroke simulating devices for driver input ( B60T 8/4077 takes precedence )
}
B60T 8/4086
. . . . . .
{
the stroke simulating device being connected to, or integrated in the driver input device
}
B60T 8/409
. . . . . .
{
characterised by details of the stroke simulating device
}
B60T 8/4095
. . . .
{
including wheel driven pumps for detecting a speed condition
}
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B60T 8/42
. . .
having expanding chambers for controlling pressure
{
i.e. closed systems
}
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B60T 8/4208
. . . .
{
Debooster systems
}
B60T 8/4216
. . . . .
{
having a mechanically actuated expansion unit ( B60T 8/4225 and B60T 8/4266 take precedence )
}
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B60T 8/4225
. . . . .
{
having a fluid actuated expansion unit
}
B60T 8/4233
. . . . . .
{
with brake pressure relief by introducing fluid pressure into the expansion unit ( B60T 8/4241 takes precedence )
}
Collapse
B60T 8/4241
. . . . . .
{
pneumatically
}
Collapse
B60T 8/425
. . . . . . .
{
using a vacuum
}
B60T 8/4258
. . . . . . . .
{
with brake pressure relief by creating vacuum inside the expansion unit
}
B60T 8/4266
. . . . .
{
having an electro-mechanically actuated expansion unit, e.g. solenoid, electric motor, piezo stack
}
Collapse
B60T 8/4275
. . . .
{
Pump-back systems
}
B60T 8/4283
. . . . .
{
having a pressure sensitive inlet valve
}
B60T 8/4291
. . . . .
{
having means to reduce or eliminate pedal kick-back
}
Collapse
B60T 8/44
. . .
co-operating with a power-assist booster means associated with a master cylinder for controlling the release and reapplication of brake pressure through an interaction with the power assist device
{
i.e. open systems
}
Collapse
B60T 8/441
. . . .
{
using hydraulic boosters ( B60T 8/445 , B60T 8/446 , B60T 8/447 take precedence )
}
B60T 8/442
. . . . .
{
the booster being a fluid return pump, e.g. in combination with a brake pedal force booster
}
B60T 8/443
. . . .
{
using compressed air ( B60T 8/445 , B60T 8/446 , B60T 8/448 take precedence )
}
B60T 8/444
. . . .
{
using vacuum ( B60T 8/445 , B60T 8/446 , B60T 8/448 take precedence )
}
B60T 8/445
. . . .
{
replenishing the released brake fluid volume into the brake piping
}
B60T 8/446
. . . .
{
replenishing the released brake fluid volume via the master cylinder
}
Collapse
B60T 8/447
. . . .
{
Reducing the boost of the power-assist booster means to reduce brake pressure
}
Collapse
B60T 8/448
. . . . .
{
the power-assist booster means being a vacuum or compressed air booster
}
B60T 8/449
. . . . . .
{
of the multiple booster type
}
B60T 8/46
. . .
the pressure being reduced by exhausting fluid
Collapse
B60T 8/48
. . .
connecting the brake actuator to an alternative or additional source of fluid pressure
{
e.g. traction control systems
}
Collapse
B60T 8/4809
. . . .
{
Traction control, stability control, using both the wheel brakes and other automatic braking systems
}
B60T 8/4818
. . . . .
{
in pneumatic brake systems
}
Collapse
B60T 8/4827
. . . . .
{
in hydraulic brake systems
}
B60T 8/4836
. . . . . .
{
wherein a booster output pressure is used for normal or anti lock braking ( B60T 8/4845 , B60T 8/4863 , B60T 8/489 take precedence )
}
Collapse
B60T 8/4845
. . . . . .
{
using a booster or a master cylinder for traction control
}
B60T 8/4854
. . . . . . .
{
pneumatic boosters
}
Collapse
B60T 8/4863
. . . . . .
{
closed systems ( B60T 8/4845 , B60T 8/489 take precedence )
}
Collapse
B60T 8/4872
. . . . . . .
{
pump-back systems
}
B60T 8/4881
. . . . . . . .
{
having priming means
}
B60T 8/489
. . . . . .
{
using separate traction control modulators
}
Collapse
B60T 8/50
. . .
having means for controlling the rate at which pressure is reapplied to
{
or released from
}
the brake
B60T 8/5006
. . . .
{
Pressure reapplication by pulsing of valves ( B60T 8/5012 , B60T 8/5018 , B60T 8/505 , B60T 8/5056 take precedence )
}
B60T 8/5012
. . . .
{
Pressure reapplication using a plurality of valves in parallel
}
Collapse
B60T 8/5018
. . . .
{
Pressure reapplication using restrictions ( B60T 8/5012 , B60T 8/505 take precedence )
}
Collapse
B60T 8/5025
. . . . .
{
in hydraulic brake systems
}
B60T 8/5031
. . . . . .
{
open systems
}
Collapse
B60T 8/5037
. . . . . .
{
closed systems
}
B60T 8/5043
. . . . . . .
{
debooster systems
}
B60T 8/505
. . . .
{
Pressure reapplication in a mu-split situation, i.e. a situation with different coefficients of friction on both sides of the vehicle
}
Collapse
B60T 8/5056
. . . .
{
Pressure reapplication using memory devices
}
Collapse
B60T 8/5062
. . . . .
{
using memory chambers
}
B60T 8/5068
. . . . . .
{
having decay means
}
B60T 8/5075
. . . .
{
Pressure release by pulsing of valves ( B60T 8/5081, B60T 8/5087 take precedence )
}
B60T 8/5081
. . . .
{
Pressure release using a plurality of valves in parallel
}
Collapse
B60T 8/5087
. . . .
{
Pressure release using restrictions ( B60T 8/5081 takes precedence )
}
B60T 8/5093
. . . . .
{
in hydraulic brake systems
}
B60T 8/52
. .
Torque sensing, i.e. wherein the braking action is controlled by forces producing or tending to produce a twisting or rotating motion on a braked rotating member
B60T 8/54
. .
by mechanical means
B60T 8/56
. .
having means for changing the coefficient of friction
B60T 8/58
. .
responsive to speed and another condition or to plural speed conditions
NOTE
-
In this group, a single condition which is itself responsive to, or representative of, another single condition is not regarded as plural conditions

Collapse
B60T 8/72
. .
responsive to a difference between a speed condition, e.g. deceleration, and a fixed reference
B60T 8/74
. . .
sensing a rate of change of velocity
B60T 8/76
. . .
two or more sensing means from different wheels indicative of the same type of speed condition
B60T 8/86
. .
wherein the brakes are automatically applied in accordance with a speed condition and having means for overriding the automatic braking device when a skid condition occurs
Collapse
B60T 8/88
. .
with failure responsive means, i.e. means for detecting and indicating faulty operation of the speed responsive control means
B60T 8/885
. . .
{
using electrical circuitry
}
B60T 8/90
. . .
using a simulated speed signal to test speed responsive control means
Collapse
B60T 8/92
. . .
automatically taking corrective action
B60T 8/94
. . . .
on a fluid pressure regulator
B60T 8/96
. . . .
on speed responsive control means
Collapse
Control or regulation for continuous braking making use of fluid or powdered medium, e.g. for use when descending a long slope
B60T 10/02
.
with hydrodynamic brake
B60T 10/04
.
with hydrostatic brake
Collapse
Transmitting braking action from initiating means to ultimate brake actuator without power assistance or drive or where such assistance or drive is irrelevant ( the power assistance or drive being essential B60T 13/00 )
Collapse
B60T 11/04
.
transmitting mechanically
B60T 11/043
. .
{
in case of steerable wheels
}
B60T 11/046
. .
{
Using cables ( B60T 11/043 takes precedence )
}
B60T 11/06
. .
Equalising arrangements
B60T 11/08
. .
providing variable leverage
Collapse
B60T 11/10
.
transmitting by fluid means, e.g. hydraulic
B60T 11/101
. .
{
equalising arrangements
}
B60T 11/102
. .
{
in combination with mechanical elements
}
Collapse
B60T 11/103
. .
{
in combination with other control devices ( conjoint control of brake system and at least another sub-unit B60K 41/00 )
}
Collapse
B60T 11/105
. . .
{
with brake locking after actuation, release of the brake by a different control device, e.g. gear lever
}
B60T 11/106
. . . .
{
locking and release of the brake by the clutch
}
B60T 11/107
. .
{
overrun brakes with fluid means
}
B60T 11/108
. .
{
to a trailer fluid system
}
B60T 11/12
. .
the transmitted force being varied therein ( B60T 11/16 to B60T 11/26 take precedence )
B60T 11/14
. .
the transmitted force being substantially unchanged
Collapse
B60T 11/16
. .
Master control, e.g. master cylinders ( master cylinders associated with vacuum boosters B60T 13/565 )
B60T 11/165
. . .
{
Single master cylinders for pressurised systems
}
B60T 11/18
. . .
Connection thereof to initiating means
Collapse
B60T 11/20
. . .
Tandem, side-by-side, or other multiple master cylinder units
Collapse
B60T 11/203
. . . .
{
Side-by-side configuration
}
B60T 11/206
. . . . .
{
with control by a force distributing lever
}
B60T 11/21
. . . .
with two pedals operating on respective circuits, pressures therein being equalised when both pedals are operated together, e.g. for steering ( steering non-deflectable wheels or endless tracks by differentially driving ground-engaging elements on opposite vehicle sides using brakes as main steering effecting means B62D 11/08 )
B60T 11/22
. . .
characterised by being integral with reservoir
B60T 11/224
. . .
with pressure-varying means, e.g. with two stage operation provided by use of different piston diameters including continuous variation from one diameter to another
B60T 11/228
. . .
Pressure-maintaining arrangements, e.g. for replenishing the master cylinder chamber with fluid from a reservoir ( B60T 11/232 takes precedence )
B60T 11/232
. . .
Recuperation valves
B60T 11/236
. . .
Piston sealing arrangements
B60T 11/24
. .
Single initiating means operating on more than one circuit e.g. dual circuits ( multiple master cylinder units B60T 11/20 )
B60T 11/26
. .
Reservoirs ( integral with master controls B60T 11/22 )
Collapse
B60T 11/28
. .
Valves specially adapted therefor ( recuperation valves B60T 11/232 )
B60T 11/30
. . .
Bleed valves for hydraulic brake systems
Collapse
B60T 11/32
. . .
Automatic cut-off valves for defective pipes
B60T 11/323
. . . .
{
in hydraulic systems
}
B60T 11/326
. . . .
{
in pneumatic systems
}
B60T 11/34
. . .
Pressure reducing or limiting valves
{
( for arrangements for adjusting wheel-braking force responsive to vehicle weight or load B60T 8/1831 )
}
Collapse
Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive ; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems ( arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions B60T 8/00 ; valves incorporated in such systems B60T 15/00 )
Collapse
B60T 13/02
.
with mechanical assistance or drive
{
( combined with fluid pressure B60T 13/588 )
}
B60T 13/04
. .
by spring or weight ( fluid released B60T 13/10 )
Collapse
B60T 13/06
. .
by inertia, e.g. flywheel
B60T 13/065
. . .
{
of the propulsion system
}
B60T 13/08
. . .
Over-run brakes
Collapse
B60T 13/10
.
with fluid assistance, drive, or release
Collapse
B60T 13/12
. .
the fluid being liquid
Collapse
B60T 13/14
. . .
using accumulators or reservoirs
{
fed by pumps
}
B60T 13/141
. . . .
{
Systems with distributor valve ( B60T 13/147 takes precedence )
}
Collapse
B60T 13/142
. . . .
{
Systems with master cylinder
}
Collapse
B60T 13/143
. . . . .
{
Master cylinder mechanically coupled with booster
}
B60T 13/144
. . . . . .
{
Pilot valve provided inside booster piston
}
Collapse
B60T 13/145
. . . . .
{
Master cylinder integrated or hydraulically coupled with booster
}
B60T 13/146
. . . . . .
{
Part of the system directly actuated by booster pressure
}
B60T 13/147
. . . . .
{
In combination with distributor valve
}
B60T 13/148
. . . .
{
Arrangements for pressure supply
}
Collapse
B60T 13/16
. . .
using pumps directly, i.e. without interposition of accumulators or reservoirs
Collapse
B60T 13/161
. . . .
{
Systems with master cylinder
}
Collapse
B60T 13/162
. . . . .
{
Master cylinder mechanically coupled with booster
}
B60T 13/163
. . . . . .
{
Pilot valve provided inside booster piston
}
Collapse
B60T 13/165
. . . . .
{
Master cylinder integrated or hydraulically coupled with booster
}
B60T 13/166
. . . . . .
{
Part of the system directly actuated by booster pressure
}
B60T 13/167
. . . . .
{
In combination with distributor valve
}
B60T 13/168
. . . .
{
Arrangements for pressure supply
}
B60T 13/18
. . . .
with control of pump output delivery
{
e.g. by distributor valves ( B60T 13/167 takes precedence )
}
B60T 13/20
. . . .
with control of pump driving means
B60T 13/22
. . .
Brakes applied by springs or weights and released hydraulically
Collapse
B60T 13/24
. .
the fluid being gaseous
Collapse
B60T 13/241
. . .
{
Differential pressure systems
}
Collapse
B60T 13/242
. . . .
{
The control valve is provided as one unit with the servomotor cylinder
}
B60T 13/243
. . . . .
{
Mechanical command of the control valve, mechanical transmission to the brakes
}
B60T 13/244
. . . . .
{
Mechanical command of the control valve, hydraulic transmission to the brakes
}
B60T 13/245
. . . . .
{
Hydraulic command of the control valve, hydraulic transmission to the brake
}
Collapse
B60T 13/246
. . . .
{
The control valve is provided apart from the servomotor cylinder
}
B60T 13/247
. . . . .
{
Mechanical command of the control valve, mechanical transmission to the brakes
}
B60T 13/248
. . . . .
{
Mechanical command of the control valve, hydraulic transmission to the brakes
}
B60T 13/249
. . . . .
{
Hydraulic command of the control valve, hydraulic transmission to the brakes
}
Collapse
B60T 13/26
. . .
Compressed-air systems
Collapse
B60T 13/261
. . . .
{
systems with both indirect application and application by springs or weights and released by compressed air
}
B60T 13/263
. . . . .
{
specially adapted for coupling with dependent systems, e.g. tractor-trailer systems
}
B60T 13/265
. . . . .
{
dependent systems e.g. trailer systems
}
B60T 13/266
. . . .
{
Systems with both direct and indirect application, e.g. in railway vehicles
}
B60T 13/268
. . . .
{
using accumulators or reservoirs
}
Collapse
B60T 13/36
. . . .
direct, i.e. brakes applied directly by compressed air
B60T 13/365
. . . . .
{
for railway vehicles
}
Collapse
B60T 13/38
. . . .
Brakes applied by springs or weights and released by compressed air
{
( B60T 13/261 takes precedence )
}
B60T 13/385
. . . . .
{
Control arrangements therefor
}
Collapse
B60T 13/40
. . . .
indirect i.e. compressed air booster units
{
indirect systems
}
Collapse
B60T 13/403
. . . . .
{
specially adapted for coupling with dependent systems, e.g. tractor-trailer systems
}
B60T 13/406
. . . . . .
{
specially adapted for transfer of two or more command signals e.g. railway systems ( with electrical control B60T 13/665 )
}
B60T 13/44
. . . . .
with two-chamber booster units
B60T 13/45
. . . . .
with multiple booster units, e.g. tandem booster units
Collapse
B60T 13/46
. . .
Vacuum systems
B60T 13/465
. . . .
{
for railway vehicles
}
B60T 13/48
. . . .
direct, i.e. brakes applied directly by vacuum
B60T 13/50
. . . .
Brakes applied by springs or weights and released by vacuum
Collapse
B60T 13/52
. . . .
indirect, i.e. vacuum booster units
B60T 13/56
. . . . .
with two-chamber booster units
B60T 13/563
. . . . .
with multiple booster units, e.g. tandem booster units
B60T 13/565
. . . . .
characterised by being associated with master cylinders, e.g. integrally formed
Collapse
B60T 13/567
. . . . .
characterised by constructional features of the casing or by its strengthening or mounting arrangements
B60T 13/5675
. . . . . .
{
Supportstruts
}
B60T 13/569
. . . . .
characterised by piston details, e.g. construction, mounting of diaphragm
B60T 13/57
. . . . .
characterised by constructional features of control valves
Collapse
B60T 13/573
. . . . .
characterised by reaction devices
B60T 13/575
. . . . . .
using resilient discs or pads
B60T 13/577
. . . . . .
using levers
Collapse
B60T 13/58
. .
Combined or convertible systems
Collapse
B60T 13/581
. . .
{
both hydraulic and pneumatic
}
B60T 13/583
. . . .
{
using converters
}
Collapse
B60T 13/585
. . .
{
comprising friction brakes and retarders
}
B60T 13/586
. . . .
{
the retarders being of the electric type
}
B60T 13/588
. . .
{
both fluid and mechanical assistance or drive
}
B60T 13/62
. . .
both straight and automatic
B60T 13/64
. . .
both single and multiple, e.g. single and tandem
Collapse
B60T 13/66
. .
Electrical control in fluid-pressure brake systems
B60T 13/662
. . .
{
characterised by specified functions of the control system components
}
Collapse
B60T 13/665
. . .
{
the systems being specially adapted for transferring two or more command signals, e.g. railway systems ( B60T 13/662 takes precedence )
}
B60T 13/667
. . . .
{
and combined with electro-magnetic brakes
}
Collapse
B60T 13/68
. . .
by electrically-controlled valves
{
( B60T 13/662 and B60T 13/665 take precedence )
}
B60T 13/683
. . . .
{
in pneumatic systems or parts thereof ( in vacuum systems B60T 13/72 )
}
B60T 13/686
. . . .
{
in hydraulic systems or parts thereof
}
B60T 13/70
. . .
by fluid-controlled switches
B60T 13/72
. . .
in vacuum systems
{
or vacuum booster units
}
Collapse
B60T 13/74
.
with electrical assistance or drive
Collapse
B60T 13/741
. .
{
acting on an ultimate actuator
}
B60T 13/743
. . .
{
with a spring accumulator
}
B60T 13/745
. .
{
acting on a hydraulic system, e.g. a master cylinder
}
B60T 13/746
. .
{
and mechanical transmission of the braking action
}
B60T 13/748
. .
{
acting on electro-magnetic brakes ( combined with fluid-pressure brake systems B60T 13/667 )
}
Collapse
Construction arrangement, or operation of valves incorporated in power brake systems and not covered by groups B60T 11/00 or B60T 13/00 ( valve structures responsive to a speed condition B60T 8/34 ; valves in general F16K )
Collapse
B60T 15/02
.
Application and release valves
Collapse
B60T 15/021
. .
{
Railway control or brake valves
}
Collapse
B60T 15/022
. . .
{
with one slide valve, e.g. an emergency slide valve
}
B60T 15/024
. . . .
{
with quick braking action and evacuation of air to a reservoir, to the atmosphere or to the brake cylinder
}
Collapse
B60T 15/025
. .
{
Electrically controlled valves
}
B60T 15/027
. . .
{
in pneumatic systems
}
B60T 15/028
. . .
{
in hydraulic systems
}
Collapse
B60T 15/04
. .
Driver`s valves
B60T 15/041
. . .
{
controlling auxiliary pressure brakes, e.g. parking or emergency brakes ( B60T 15/048 takes precedence )
}
Collapse
B60T 15/043
. . .
{
controlling service pressure brakes ( B60T 15/048 takes precedence )
}
Collapse
B60T 15/045
. . . .
{
in multiple circuit systems, e.g. dual circuit systems
}
B60T 15/046
. . . . .
{
with valves mounted in tandem
}
B60T 15/048
. . .
{
Controlling pressure brakes of railway vehicles
}
B60T 15/10
. . .
for vacuum brakes
B60T 15/12
. . .
combined with relay valves or the like
B60T 15/14
. . .
influencing electric control means
B60T 15/16
. . .
Arrangements enabling systems to be controlled from two or more positions
Collapse
B60T 15/18
. .
Triple or other relay valves which allow step-wise application or release and which are actuated by brake-pipe pressure variation to connect brake cylinders or equivalent to compressed air or vacuum source or atmosphere
B60T 15/181
. . .
{
Trailer control valves ( B60T 15/20 and B60T 15/243 take precedence )
}
B60T 15/182
. . .
{
Trailer brake valves ( B60T 15/20 and B60T 15/246 take precedence )
}
Collapse
B60T 15/184
. . .
{
Railway control or brake valves
}
Collapse
B60T 15/185
. . . .
{
with one slide valve
}
B60T 15/187
. . . . .
{
with a slide valve for initiation and a second slide valve for control of the braking
}
B60T 15/188
. . . . .
{
with a slide valve for initiation and annular valves for control of the braking
}
Collapse
B60T 15/20
. . .
controlled by two fluid pressures
B60T 15/203
. . . .
{
Trailer control valves ( B60T 15/223 takes precedence )
}
B60T 15/206
. . . .
{
Trailer brake valves ( B60T 15/226 takes precedence )
}
Collapse
B60T 15/22
. . . .
with one or more auxiliary valves, for braking, releasing, filling reservoirs
B60T 15/223
. . . . .
{
Trailer control valves
}
B60T 15/226
. . . . .
{
Trailer brake valves
}
Collapse
B60T 15/24
. . .
controlled by three fluid pressures
B60T 15/243
. . . .
{
Trailer control valves
}
B60T 15/246
. . . .
{
Trailer brake valves
}
Collapse
B60T 15/26
. . . .
without a quick braking action
B60T 15/28
. . . . .
and having auxiliary valves
Collapse
B60T 15/30
. . . .
with a quick braking action
Collapse
B60T 15/302
. . . . .
{
Railway control or brake valves with evacuation of air to a reservoir, to the atmosphere or to the brake cylinder
}
Collapse
B60T 15/304
. . . . . .
{
with one slide valve
}
B60T 15/306
. . . . . . .
{
with a slide valve for initiation and a second slide valve for control of the braking
}
B60T 15/308
. . . . . . .
{
with a slide valve for initiation and annular valves for control of the braking
}
B60T 15/32
. . . . .
and having auxiliary valves
B60T 15/34
. . .
controlled alternatively by two or three fluid pressures
Collapse
B60T 15/36
. .
Other control devices or valves characterised by definite functions
{
( electrically controlled valves in fluid-pressure brake systems B60T 15/027 , B60T 15/028 )
}
Collapse
B60T 15/38
. . .
for quick take-up and heavy braking, e.g. with auxiliary reservoir for taking-up slack
B60T 15/40
. . . .
with separate take-up and applying cylinders
Collapse
B60T 15/42
. . .
with a quick braking action, i.e. with accelerating valves actuated by brake-pipe pressure variation
B60T 15/44
. . . .
and operating independently of the main control device
B60T 15/46
. . .
for retarding braking action to prevent rear vehicles of a vehicle train overtaking the forward ones
Collapse
B60T 15/48
. . .
for filling reservoirs
B60T 15/50
. . . .
with means for limiting or relieving pressure in 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 15/60
. . .
for releasing or applying brakes when vehicles of a vehicle train are uncoupled
Collapse
Component parts, details, or accessories of power brake systems not covered by groups B60T 8/00 , B60T 13/00 or B60T 15/00 , or presenting other characteristic features ( air compressors per se F04 )
Collapse
B60T 17/002
.
{
Air treatment devices
}
B60T 17/004
. .
{
Draining and drying devices
}
B60T 17/006
. .
{
Anti-frost devices
}
B60T 17/008
. .
{
Silencer devices
}
B60T 17/02
.
Arrangements of pumps or compressors, or control devices therefor
Collapse
B60T 17/04
.
Arrangements of piping, valves in the piping, e.g. cut-off valves, couplings or air hoses ( traction couplings involving joints for supply lines, electric circuits, or the like B60D 1/62 ; couplings peculiar to railway vehicles for, or combined with, couplings or connectors for fluid conduits or electric cables B61G 5/06 ; pipes, cut-off valves, couplings, air hoses per se F16C , F16K , F16L )
B60T 17/043
. .
{
Brake line couplings, air hoses and stopcocks
}
B60T 17/046
. .
{
Devices for pipe guiding and fixing
}
B60T 17/06
.
Applications or arrangements of reservoirs
Collapse
B60T 17/08
.
Brake cylinders other than ultimate actuators ( with built-in wear-compensating mechanisms, ultimate actuators F16D )
B60T 17/081
. .
{
Single service brake actuators
}
B60T 17/083
. .
{
Combination of service brake actuators with spring loaded brake actuators
}
Collapse
B60T 17/085
. .
{
Spring loaded brake actuators
}
B60T 17/086
. . .
{
Spring loaded brake actuators with emergency release device
}
B60T 17/088
. .
{
Mounting arrangements
}
Collapse
B60T 17/10
. .
Two or more cylinders acting on the same brake with means for rendering them effective selectively or successively, the number of effective cylinders being variable
B60T 17/12
. . .
according to vehicle weight
B60T 17/14
. . .
according to vehicle speed
B60T 17/16
. .
Locking of brake cylinders
Collapse
B60T 17/18
.
Safety devices ; Monitoring
B60T 17/20
. .
Safety devices operable by passengers other than the driver,
{
e.g. for railway vehicles
}
Collapse
B60T 17/22
. .
Devices for monitoring or checking brake systems ; Signal devices
Collapse
B60T 17/221
. . .
{
Procedure or apparatus for checking or keeping in a correct functionning condition of brake systems ( hydraulic pressure systems in general F15B 19/00 , F15B 21/04 ; testing structures or apparatus G01M )
}
Collapse
B60T 17/222
. . . .
{
by filling or bleeding of hydraulic systems
}
B60T 17/223
. . . . .
{
Devices for pressurising brake systems acting on pedal
}
B60T 17/225
. . .
{
brake fluid level indicators ( level indication in general G01F ; H01H )
}
Collapse
B60T 17/226
. . .
{
using devices being responsive to the difference between the fluid pressions in conduits of multiple braking systems
}
B60T 17/227
. . . .
{
With additional functions, e.g. by-pass
}
B60T 17/228
. . .
{
for railway vehicles
}

Collapse
B60T 2201/00
Particular use of vehicle brake systems ; Special systems using also the brakes ; Special software modules within the brake system controller
Collapse
B60T 2201/02
.
Active or adaptive cruise control system ; Distance control
B60T 2201/022
. .
Collision avoidance systems
B60T 2201/024
. .
Collision mitigation systems
B60T 2201/03
.
Brake assistants
B60T 2201/04
.
Hill descent control
B60T 2201/06
.
Hill holder ; Start aid systems on inclined road
Collapse
B60T 2201/08
.
Lane monitoring ; Lane Keeping Systems
B60T 2201/081
. .
using distance control
B60T 2201/082
. .
using alarm actuation
B60T 2201/083
. .
using active brake actuation
B60T 2201/084
. .
using suspension control
B60T 2201/085
. .
using several actuators ; Coordination of the lane keeping system with other control systems
B60T 2201/086
. .
using driver related features
B60T 2201/087
. .
using active steering actuation
B60T 2201/088
. .
using transmission control
B60T 2201/089
. .
using optical detection
B60T 2201/09
.
Engine drag compensation
B60T 2201/10
.
Automatic or semi-automatic parking aid systems
Collapse
B60T 2201/12
.
Pre-actuation of braking systems without significant braking effect ; Optimizing brake performance by reduction of play between brake pads and brake disc
B60T 2201/122
. .
Pre-actuation in case of ESP control
B60T 2201/124
. .
Rain brake support (RBS) ; Cleaning or drying brake discs, e.g. removing water or dirt
B60T 2201/14
.
Electronic locking-differential
B60T 2201/16
.
Curve braking control, e.g. turn control within ABS control algorithm
Collapse
B60T 2210/00
Detection or estimation of road or environment conditions ; Detection or estimation of road shapes
Collapse
B60T 2210/10
.
Detection or estimation of road conditions
Collapse
B60T 2210/12
. .
Friction
B60T 2210/122
. . .
using fuzzy logic, neural computing
B60T 2210/124
. . .
Roads with different friction levels
B60T 2210/13
. .
Aquaplaning, hydroplaning
B60T 2210/14
. .
Rough roads, bad roads, gravel roads
B60T 2210/16
. .
Off-road driving conditions
Collapse
B60T 2210/20
.
Road shapes
B60T 2210/22
. .
Banked curves
B60T 2210/24
. .
Curve radius
Collapse
B60T 2210/30
.
Environment conditions or position therewithin
B60T 2210/32
. .
Vehicle surroundings
B60T 2210/34
. .
Blind spots
B60T 2210/36
. .
Global Positioning System (GPS)
Collapse
B60T 2220/00
Monitoring, detecting driver behaviour ; Signalling thereof ; Counteracting thereof
B60T 2220/02
.
Driver type ; Driving style ; Driver adaptive features
B60T 2220/03
.
Driver counter-steering ; Avoidance of conflicts with ESP control
B60T 2220/04
.
Pedal travel sensor, stroke sensor ; Sensing brake request
B60T 2220/06
.
Adjustment of accelerator pedal reaction forces
Collapse
B60T 2230/00
Monitoring, detecting special vehicle behaviour ; Counteracting thereof
B60T 2230/02
.
Side slip angle, attitude angle, floating angle, drift angle
B60T 2230/03
.
Overturn, rollover
B60T 2230/04
.
Jerk, soft-stop ; Anti-jerk, reduction of pitch or nose-dive when braking
B60T 2230/06
.
Tractor-trailer swaying
B60T 2230/08
.
Driving in reverse
Collapse
B60T 2240/00
Monitoring, detecting wheel/tire behaviour ; counteracting thereof
B60T 2240/02
.
Longitudinal grip ( detection of road friction B60T 2210/10 )
B60T 2240/03
.
Tire sensors
B60T 2240/04
.
Tire deformation
B60T 2240/06
.
Wheel load ; Wheel lift
B60T 2240/07
.
Tire tolerance compensation
B60T 2240/08
.
Spare wheel detection ; Adjusting brake control in case of spare wheel use
Collapse
B60T 2250/00
Monitoring, detecting, estimating vehicle conditions
B60T 2250/02
.
Vehicle mass
B60T 2250/03
.
Vehicle yaw rate
Collapse
B60T 2250/04
.
Vehicle reference speed ; Vehicle body speed
B60T 2250/042
. .
Reference speed calculation in ASR or under wheel spinning condition
Collapse
B60T 2250/06
.
Sensor zero-point adjustment ; Offset compensation
B60T 2250/062
. .
loosing zero-point calibration of yaw rate sensors when travelling on banked roads or in case of temperature variations
Collapse
B60T 2260/00
Interaction of vehicle brake system with other systems
Collapse
B60T 2260/02
.
Active Steering, Steer-by-Wire
B60T 2260/022
. .
Rear-wheel steering ; Four-wheel steering
B60T 2260/024
. .
Yawing moment compensation during mu-split braking
B60T 2260/04
.
Automatic transmission
B60T 2260/06
.
Active Suspension System
B60T 2260/08
.
Coordination of integrated systems
B60T 2260/09
.
Complex systems ; Conjoint control of two or more vehicle active control systems
Collapse
B60T 2270/00
Further aspects of brake control systems not otherwise provided for
Collapse
B60T 2270/10
.
ABS control systems
B60T 2270/12
. .
for all-wheel drive vehicles
B60T 2270/14
. .
hydraulic model
Collapse
B60T 2270/20
.
ASR control systems
B60T 2270/202
. .
for all-wheel drive vehicles
B60T 2270/203
. .
hydraulic system components
B60T 2270/204
. .
hydraulic model
B60T 2270/206
. .
Monitoring, e.g. parameter monitoring, plausibility check
B60T 2270/208
. .
adapted to friction condition
B60T 2270/211
. .
Setting or adjusting start-control threshold
B60T 2270/213
. .
Driving off under Mu-split conditions
Collapse
B60T 2270/30
.
ESP control system
B60T 2270/302
. .
for all-wheel drive vehicles
B60T 2270/303
. .
Stability control with active acceleration
B60T 2270/304
. .
during driver brake actuation
B60T 2270/306
. .
hydraulic system components
B60T 2270/308
. .
hydraulic model
B60T 2270/311
. .
Predefined control maps, lookup tables
B60T 2270/313
. .
with less than three sensors ( yaw rate, steering angle, lateral acceleration )
Collapse
B60T 2270/40
.
Failsafe aspects of brake control systems
B60T 2270/402
. .
Back-up
B60T 2270/403
. .
Brake circuit failure
B60T 2270/404
. .
Brake-by-wire or X-by-wire failsafe
B60T 2270/406
. .
Test-mode ; Self-diagnosis
B60T 2270/408
. .
Hierarchical failure detection
B60T 2270/411
. .
Offset failure
B60T 2270/413
. .
Plausibility monitoring, cross check, redundancy
B60T 2270/414
. .
Power supply failure
B60T 2270/415
. .
Short-circuit, open circuit failure
B60T 2270/416
. .
Wheel speed sensor failure
Collapse
B60T 2270/60
.
Regenerative braking
B60T 2270/602
. .
ABS features related thereto
B60T 2270/603
. .
ASR features related thereto
B60T 2270/604
. .
Merging friction therewith ; Adjusting their repartition
B60T 2270/606
. .
Axle differential or center differential features related thereto
B60T 2270/608
. .
Electronic brake distribution (EBV/EBD) features related thereto
B60T 2270/611
. .
Engine braking features related thereto
B60T 2270/613
. .
ESP features related thereto
B60T 2270/82
.
Brake-by-Wire, EHB
B60T 2270/83
.
Control features of electronic wedge brake (EWB)
B60T 2270/84
.
Driver circuits for actuating motor, valve and the like
B60T 2270/86
.
Optimizing braking by using ESP vehicle or tire model
B60T 2270/88
.
Pressure measurement in brake systems
B60T 2270/89
.
Criteria for brake release
This page is owned by Office of Patent Classification.
Last Modified: 10/10/2013