B
SECTION B — PERFORMING OPERATIONS; TRANSPORTING
 B01 - 
B07
Subsection index
LIQUID/LIQUID, LIQUID/GAS OR GAS/GAS SEPARATION
Method
General operationsB01D
by centrifugal force, using centrifuges or free-vortex apparatusB01D
using magnetic or electrostatic effectB03C
Apparatus
General operationsB01D
by centrifugal force, using centrifuges or free-vortex apparatusB04B, B04C
using magnetic or electrostatic effectB03C
SOLID/LIQUID OR SOLID/GAS SEPARATION
Method
General operationsB01D
by centrifugal forceB01D
using centrifuges or free-vortex apparatusB01D
using magnetic or electrostatic effectB03C
Apparatus
General operationsB01D
by centrifugal forceB01D
using centrifuges or free-vortex apparatusB04B, B04C
using magnetic or electrostatic effectB03C
SOLID/SOLID SEPARATION
Method
Dry methods
material in bulkB07B
Individual sortingB07C
Screening, sifting, pneumatic sortingB07B
using pneumatic tables or jigsB03B
by magnetic or electrostatic effectB03C
by centrifugal forceB07B
using centrifuges or free-vortex apparatusB07B
Wet methods
General operationsB03B
flotation, differential sedimentationB03D
screeningB07B
Combinations Dry methods - wet methodsB03B
Apparatus
Dry methods
material in bulkB07B
Individual sortingB07C
Screening, sifting, pneumatic sortingB07B
using pneumatic tables or jigsB03B
by magnetic or electrostatic effectB03C
by centrifugal forceB07B
using centrifuges or free-vortex apparatusB04B, B04C
Wet methods
General operationsB03B
flotation, differential sedimentationB03D
screeningB07B
Combinations Dry methods - wet methodsB03B
  
TRANSPORTING
 B60
VEHICLES IN GENERAL
 B60

Note(s)

In this class, the following term is used with the meaning indicated:

 B60T
VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL (electrodynamic brake systems for vehicles, in general B60L; conjoint control of vehicle sub-units of different type or different function, road vehicle drive control systems for purposes other than the control of a particular sub-unit B60W; 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  [1,8]
 B60T

Note(s)

In this subclass, the following expression is used with the meaning indicated:

  • "brake control systems" includes brake control systems for vehicles or of general applicability.

 B60T
Subclass index
IMMOBILISATION
Portable devices 3/00
BRAKING
Kind of braking and corresponding arrangements 1/00
Vehicle modifications for cooling brakes 5/00
Kinds of brake control
initating means; varying braking force or its distribution according to road or load conditions 7/00; 8/00
continuous braking 10/00
transmission of control between initiating means and brakes 11/00, 13/00
Parts or accessories for fluid-pressure brake control:
valve structure, disposition, and operation 15/00
other parts or accessories 17/00
P:70 B60T 1/00
Arrangements of braking elements, i.e. of those parts where braking effect occurs
P:80 B60T 3/00
Portable devices for preventing unwanted movement of vehicles, e.g. chocks
P:90 B60T 5/00
Vehicle modifications to facilitate cooling of brakes
 B60T 7/00 - 
B60T 17/00
Brake control systems or parts thereof
P:0 B60T 7/00
Brake-action initiating means
 B60T 7/02
·  for personal initiation
 B60T 7/04
·  ·  foot-actuated
 B60T 7/12
·  for automatic initiation; for initiation not subject to will of driver or passenger
 B60T 7/14
·  ·  operated upon collapse of driver (dead-man's devices for electrically-propelled vehicles B60L 3/02)
 B60T 7/16
·  ·  operated by remote control, i.e. initiating means not mounted on vehicle
 B60T 7/20
·  ·  specially adapted for trailers, e.g. in case of uncoupling of trailer (inertia-actuated overrun brakes B60T 13/00)
 B60T 7/22
·  ·  initiated by contact of vehicle, e.g. bumper, with an external object, e.g. another vehicle  [4]
P:10 B60T 8/00
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 17/00)
 B60T 8/17
·  Using electrical or electronic regulation means to control braking (safety devices for propulsion unit control responsive to, or preventing, skidding of wheels B60K 28/16)  [8]
 B60T 8/17

Note(s)

When classifying in group B60T 8/17, classification is also made in appropriate places in groups B60T 8/18, B60T 8/24, B60T 8/26 or B60T 8/32 if other aspects than electronic control are of interest. [8]

 B60T 8/18
·  responsive to vehicle weight or load, e.g. load distribution (B60T 8/26 takes precedence; responsive to weight and speed condition B60T 8/58)  [4]
 B60T 8/24
·  responsive to vehicle inclination or change of direction, e.g. negotiating bends
 B60T 8/26
·  characterised by producing differential braking between front and rear wheels
 B60T 8/32
·  responsive to a speed condition, e.g. acceleration or deceleration (B60T 8/26 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)  [4]
 B60T 8/34
·  ·  having a fluid pressure regulator responsive to a speed condition  [4]
 B60T 8/36
·  ·  ·  including a pilot valve responding to an electromagnetic force  [4]
 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  [4]
 B60T 8/42
·  ·  ·  having expanding chambers for controlling pressure  [4]
 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  [4]
 B60T 8/48
·  ·  ·  connecting the brake actuator to an alternative or additional source of fluid pressure  [4]
 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  [4]
 B60T 8/54
·  ·  by mechanical means  [4]
 B60T 8/56
·  ·  having means for changing the coefficient of friction  [4]
 B60T 8/58
·  ·  responsive to speed and another condition or to plural speed conditions  [4]
 B60T 8/58

Note(s)

In this group, a single condition which is itself responsive to, or representative of, another single condition is not regarded as plural conditions.  [4]

 B60T 8/60
·  ·  ·  using electrical circuitry for controlling the braking action, the circuitry deriving a control function relating to the dynamic of the braked vehicle or wheel  [4]
 B60T 8/72
·  ·  responsive to a difference between a speed condition, e.g. deceleration, and a fixed reference (B60T 8/60 takes precedence)  [4]
 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  [4]
 B60T 8/88
·  ·  with failure responsive means, i.e. means for detecting and indicating faulty operation of the speed responsive control means  [4]
P:20 B60T 10/00
Control or regulation for continuous braking making use of fluid or powdered medium, e.g. for use when descending a long slope  [4]
P:30 B60T 11/00
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)  [5]
 B60T 11/10
·  transmitting by fluid means, e.g. hydraulic  [5]
 B60T 11/16
·  ·  Master control, e.g. master cylinders (master cylinders associated with vacuum boosters B60T 13/52)  [5]
P:40 B60T 13/00
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)
 B60T 13/10
·  with fluid assistance, drive, or release
 B60T 13/24
·  ·  the fluid being gaseous
 B60T 13/46
·  ·  ·  Vacuum systems
 B60T 13/52
·  ·  ·  ·  indirect, i.e. vacuum booster units
 B60T 13/56
·  ·  ·  ·  ·  with two-chamber booster units
 B60T 13/57
·  ·  ·  ·  ·  characterised by constructional features of control valves  [5]
 B60T 13/66
·  ·  Electrical control in fluid-pressure brake systems
 B60T 13/68
·  ·  ·  by electrically-controlled valves
P:50 B60T 15/00
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; connection of valves to inflatable elastic bodies B60C 29/00)  [4]
P:60 B60T 17/00
Component parts, details, or accessories of brake systems not covered by groups B60T 8/00, B60T 13/00 or B60T 15/00, or presenting other characteristic features (air compressors F04)  [4]
 B60T 17/18
·  Safety devices; Monitoring