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CPC
COOPERATIVE PATENT CLASSIFICATION
B60H
ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES [2021-01]
NOTE

  • Attention is drawn to the Note following the title of class B60
WARNING

  • In this subclass non-limiting references (in the sense of paragraph 39 of the Guide to the IPC) may still be displayed in the scheme.
B60H 1/00
Heating, cooling or ventilating {[HVAC]} devices (heating, cooling or ventilating devices providing other air treatment, the other treatment being relevant, B60H 3/00; ventilating solely by opening windows, doors, roof parts, or the like B60J; heating or ventilating devices for vehicle seats B60N 2/56; vehicle window or windscreen cleaners using air, e.g. defrosters, B60S 1/54) [2019-05]
NOTE

  • In this group and its subgroups, as well as in patent documents, the following abbreviation is used:
    • HVAC Heating, Ventilating and Air Conditioning
B60H 1/00007
.
{Combined heating, ventilating, or cooling devices (control systems or mechanisms B60H 1/00642)} [2013-01]
B60H 1/00014
. .
{for load cargos on load transporting vehicles} [2013-01]
B60H 1/00021
. .
{Air flow details of HVAC devices} [2019-05]
B60H 1/00028
. . .
{Constructional lay-out of the devices in the vehicle} [2013-01]
B60H 1/00035
. . .
{for sending an air stream of uniform temperature into the passenger compartment} [2013-01]
B60H 1/00042
. . . .
{the air passing only one heat exchanger} [2013-01]
B60H 1/0005
. . . .
{the air being firstly cooled and subsequently heated or vice versa} [2016-08]
B60H 1/00057
. . . .
{the air being heated and cooled simultaneously, e.g. using parallel heat exchangers} [2013-01]
B60H 1/00064
. . .
{for sending air streams of different temperatures into the passenger compartment} [2013-01]
B60H 1/00071
. . . .
{the air passing only one heat exchanger} [2013-01]
B60H 2001/00078
. . .
{Assembling, manufacturing or layout details} [2013-01]
B60H 2001/00085
. . . .
{of air intake} [2013-01]
B60H 2001/00092
. . . .
{of air deflecting or air directing means inside the device} [2013-01]
B60H 2001/00099
. . . .
{comprising additional ventilating means} [2013-01]
B60H 2001/00107
. . . .
{characterised by the relative position of the heat exchangers, e.g. arrangements leading to a curved airflow} [2013-01]
B60H 2001/00114
. . .
{Heating or cooling details} [2013-01]
B60H 2001/00121
. . . .
{More than one heat exchanger in parallel} [2013-01]
B60H 2001/00128
. . . .
{Electric heaters} [2013-01]
B60H 2001/00135
. . . .
{Deviding walls for separate air flows} [2013-01]
B60H 2001/00142
. . . .
{first heating and then cooling} [2013-01]
B60H 2001/0015
. . .
{Temperature regulation} [2013-01]
B60H 2001/00157
. . . .
{without by-pass} [2013-01]
B60H 2001/00164
. . . .
{with more than one by-pass} [2013-01]
B60H 2001/00171
. . . .
{Valves on heaters for modulated liquid flow} [2013-01]
B60H 2001/00178
. . . .
{comprising an air passage from the HVAC box to the exterior of the cabin} [2013-01]
B60H 2001/00185
. . .
{Distribution of conditionned air} [2013-01]
B60H 2001/00192
. . . .
{to left and right part of passenger compartment} [2013-01]
B60H 2001/002
. . . .
{to front and rear part of passenger compartment} [2013-01]
B60H 1/00207
. .
{characterised by the position of the HVAC devices with respect to the passenger compartment (B60H 1/00021 takes precedence)} [2013-01]
B60H 2001/00214
. . .
{Devices in front of the passenger compartment} [2013-01]
B60H 2001/00221
. . .
{Devices in the floor or side wall area of the passenger compartment} [2013-01]
B60H 2001/00228
. . .
{Devices in the interior of the passenger compartment} [2013-01]
B60H 2001/00235
. . .
{Devices in the roof area of the passenger compartment} [2013-01]
B60H 2001/00242
. . .
{Devices in the rear area of the passenger compartment} [2013-01]
B60H 1/0025
.
{the devices being independent of the vehicle} [2013-01]
B60H 1/00257
. .
{Non-transportable devices, disposed outside the vehicle, e.g. on a parking} [2013-01]
B60H 1/00264
. .
{Transportable devices} [2013-01]
B60H 1/00271
.
{HVAC devices specially adapted for particular vehicle parts or components and being connected to the vehicle HVAC unit} [2021-08]
B60H 1/00278
. .
{for the battery (arrangement of batteries B60R 16/04)} [2013-01]
B60H 1/00285
. .
{for vehicle seats (vehicle seats with heating or ventilation means independent from the HVAC system of the vehicle B60N 2/56)} [2013-01]
B60H 1/00292
. .
{for steering wheels (steering wheels with heating or ventilation means independent from the HVAC system of the vehicle B62D 1/065)} [2013-01]
B60H 1/00295
. .
{for trim components, e.g. panels, dashboards, liners} [2021-08]
B60H 2001/003
. .
{Component temperature regulation using an air flow} [2013-01]
B60H 2001/00307
. .
{Component temperature regulation using a liquid flow} [2013-01]
B60H 1/00314
.
{Arrangements permitting a rapid heating of the heating liquid (B60H 1/00492, B60H 1/03 take precedence; aiding engine start by heating of engine coolants F02N 19/10)} [2013-01]
B60H 1/00321
.
{Heat exchangers for air-conditioning devices (B60H 1/3227 takes precedence)} [2013-01]
B60H 1/00328
. .
{of the liquid-air type} [2013-01]
B60H 1/00335
. .
{of the gas-air type (B60H 1/18 takes precedence)} [2013-01]
B60H 1/00342
. .
{of the liquid-liquid type} [2013-01]
B60H 2001/0035
. .
{movable in and out of the air stream} [2013-01]
B60H 1/00357
.
{Air-conditioning arrangements specially adapted for particular vehicles} [2013-01]
B60H 1/00364
. .
{for caravans or trailers} [2013-01]
B60H 1/00371
. .
{for vehicles carrying large numbers of passengers, e.g. buses} [2016-08]
B60H 1/00378
. .
{for tractor or load vehicle cabins} [2013-01]
B60H 1/00385
. .
{for vehicles having an electrical drive, e.g. hybrid or fuel cell} [2013-01]
B60H 1/00392
. . .
{for electric vehicles having only electric drive means} [2013-01]
B60H 1/004
. . .
{for vehicles having a combustion engine and electric drive means, e.g. hybrid electric vehicles} [2013-01]
B60H 1/00407
. .
{for open or convertible vehicles} [2013-01]
B60H 1/00414
. .
{for military, emergency, safety or security vehicles} [2013-01]
B60H 1/00421
.
{Driving arrangements for parts of a vehicle air-conditioning (B60H 1/3222 takes precedence; auxiliary drives per se for vehicles B60K 25/00)} [2013-01]
B60H 1/00428
. .
{electric} [2013-01]
B60H 1/00435
. .
{fluid or pneumatic} [2013-01]
B60H 1/00442
. . .
{using a vacuum} [2013-01]
B60H 1/0045
. .
{mechanical power take-offs from the vehicle propulsion unit} [2013-01]
B60H 1/00457
.
{Ventilation unit, e.g. combined with a radiator (control systems for ventilators B60H 1/00828)} [2013-01]
B60H 1/00464
. .
{The ventilator being of the axial type} [2013-01]
B60H 1/00471
. .
{The ventilator being of the radial type, i.e. with radial expulsion of the air} [2013-01]
B60H 1/00478
.
{Air-conditioning devices using the Peltier effect (for air-conditioning in general F24F 5/0042; for refrigeration F25B 21/02; electric devices exhibiting the Peltier effect H10N 10/00)} [2023-02]
B60H 1/00485
.
{Valves for air-conditioning devices, e.g. thermostatic valves (valves per se F16K; thermostatic valves per se G05D 23/02)} [2013-01]
B60H 1/00492
.
{comprising regenerative heating or cooling means, e.g. heat accumulators} [2021-08]
B60H 1/00499
. .
{Heat or cold storage without phase change including solid bodies, e.g. batteries} [2021-08]
B60H 1/005
. .
{Regenerative cooling means, e.g. cold accumulators} [2021-08]
B60H 1/00507
.
{Details, e.g. mounting arrangements, desaeration devices (B60H 1/32 takes precedence)} [2013-01]
B60H 1/00514
. .
{Details of air conditioning housings} [2013-01]
B60H 1/00521
. . .
{Mounting or fastening of components in housings, e.g. heat exchangers, fans, electronic regulators} [2013-01]
B60H 1/00528
. . .
{Connections between housing parts} [2013-01]
B60H 1/00535
. . .
{Mounting or fastening of the housing to the vehicle} [2013-01]
B60H 1/00542
. . .
{Modular assemblies} [2013-01]
B60H 1/0055
. . .
{the housing or parts thereof being integrated in other devices, e.g. dashboard} [2013-01]
B60H 1/00557
. .
{Details of ducts or cables} [2013-01]
B60H 1/00564
. . .
{of air ducts} [2013-01]
B60H 1/00571
. . .
{of liquid ducts, e.g. for coolant liquids or refrigerants} [2013-01]
B60H 1/00578
. . .
{of bowden wires} [2013-01]
B60H 1/00585
. .
{Means for monitoring, testing or servicing the air-conditioning} [2013-01]
B60H 1/00592
. .
{Add-on devices, e.g. heat/cooling boxes, compartment dividers, upgrade sets} [2013-01]
B60H 2001/006
. .
{Noise reduction} [2013-01]
B60H 2001/00607
. .
{Recycling} [2013-01]
B60H 2001/00614
. .
{Cooling of electronic units in air stream} [2013-01]
B60H 2001/00621
. .
{Fastening lids on air-conditioning housings} [2013-01]
B60H 2001/00628
. .
{Adaption for left or right hand drive} [2013-01]
B60H 2001/00635
. .
{Air-tight sealing devices} [2013-01]
B60H 1/00642
.
{Control systems or circuits; Control members or indication devices for heating, cooling or ventilating devices (B60H 1/3201 - B60H 1/3208, B60H 1/3225 take precedence)} [2021-08]
B60H 1/0065
. .
{Control members, e.g. levers or knobs (B60H 1/00985 takes precedence)} [2013-01]
B60H 1/00657
. . .
{Remote control devices} [2013-01]
B60H 1/00664
. .
{Construction or arrangement of damper doors (control systems or circuits for damper doors B60H 1/00835)} [2013-01]
B60H 1/00671
. . .
{Damper doors moved by rotation; Grilles} [2013-01]
B60H 1/00678
. . . .
{the axis of rotation being in the door plane, e.g. butterfly doors} [2013-01]
B60H 1/00685
. . . .
{the door being a rotating disc or cylinder or part thereof (B60H 1/00678 takes precedence)} [2013-01]
B60H 1/00692
. . .
{Damper doors moved by translation, e.g. curtain doors} [2013-01]
B60H 2001/007
. . .
{Manufacturing or assembling} [2013-01]
B60H 2001/00707
. . .
{Details of pivots of damper doors} [2013-01]
B60H 2001/00714
. . .
{Details of seals of damper doors} [2013-01]
B60H 2001/00721
. . .
{Air deflecting or air directing means} [2013-01]
B60H 2001/00728
. . .
{Film doors} [2013-01]
B60H 1/0073
. .
{Control systems or circuits characterised by particular algorithms or computational models, e.g. fuzzy logic or dynamic models} [2021-08]
B60H 2001/00733
. . .
{Computational models modifying user-set values} [2021-08]
B60H 1/00735
. .
{Control systems or circuits characterised by their input, i.e. by the detection, measurement or calculation of particular conditions, e.g. signal treatment, dynamic models} [2021-08]
B60H 1/00742
. . .
{by detection of the vehicle occupants' presence; by detection of conditions relating to the body of occupants, e.g. using radiant heat detectors} [2013-01]
B60H 1/0075
. . .
{the input being solar radiation} [2013-01]
B60H 1/00757
. . .
{by the input of sound, e.g. by using a voice synthesizer} [2013-01]
B60H 1/00764
. . .
{the input being a vehicle driving condition, e.g. speed (B60H 1/00828, B60H 1/00864 take precedence)} [2013-01]
B60H 1/00771
. . . .
{the input being a vehicle position or surrounding, e.g. GPS-based position or tunnel} [2013-01]
B60H 1/00778
. . . .
{the input being a stationary vehicle position, e.g. parking or stopping} [2013-01]
B60H 1/00785
. . .
{by the detection of humidity or frost} [2013-01]
B60H 1/00792
. . .
{Arrangement of detectors (B60H 1/00742, B60H 1/0075, B60H 1/00785 take precedence)} [2013-01]
B60H 1/008
. . .
{the input being air quality} [2013-01]
B60H 1/00807
. . .
{the input being a specific way of measuring or calculating an air or coolant temperature} [2013-01]
B60H 1/00814
. .
{Control systems or circuits characterised by their output, for controlling particular components of the heating, cooling or ventilating installation} [2013-01]
B60H 1/00821
. . .
{the components being ventilating, air admitting or air distributing devices} [2013-01]
B60H 1/00828
. . . .
{Ventilators, e.g. speed control (B60H 1/00864 takes precedence)} [2013-01]
B60H 1/00835
. . . .
{Damper doors, e.g. position control (construction or arrangement of damper doors B60H 1/00664; B60H 1/00864 takes precedence)} [2013-01]
B60H 1/00842
. . . . .
{the system comprising a plurality of damper doors; Air distribution between several outlets} [2013-01]
B60H 1/00849
. . . . .
{for selectively commanding the induction of outside or inside air (B60H 1/00842 takes precedence)} [2013-01]
B60H 1/00857
. . . . .
{characterised by the means connecting the initiating means, e.g. control lever, to the damper door} [2013-01]
B60H 1/00864
. . . .
{Ventilators and damper doors} [2013-01]
B60H 1/00871
. . . .
{Air directing means, e.g. blades in an air outlet (construction of nozzles or air diffusers B60H 1/34)} [2013-01]
B60H 1/00878
. . .
{the components being temperature regulating devices} [2021-08]
B60H 1/00885
. . . .
{Controlling the flow of heating or cooling liquid, e.g. valves or pumps (B60H 1/00899 takes precedence; constructions of valves B60H 1/00485)} [2013-01]
B60H 1/00892
. . . .
{Devices specially adapted for avoiding uncomfortable feeling, e.g. sudden temperature changes (B60H 1/00885 takes precedence)} [2013-01]
B60H 1/00899
. . . .
{Controlling the flow of liquid in a heat pump system (controlling the properties of the refrigerant liquid, e.g. pressure or temperature, B60H 1/3204)} [2013-01]
B60H 1/00907
. . . . .
{where the flow direction of the refrigerant changes and an evaporator becomes condenser} [2013-01]
B60H 1/00914
. . . . .
{where the flow direction of the refrigerant does not change and there is a bypass of the condenser} [2013-01]
B60H 1/00921
. . . . .
{where the flow direction of the refrigerant does not change and there is an extra subcondenser, e.g. in an air duct} [2013-01]
B60H 2001/00928
. . . .
{comprising a secondary circuit} [2021-08]
B60H 2001/00935
. . . .
{comprising four way valves for controlling the fluid direction} [2021-08]
B60H 2001/00942
. . . .
{comprising a plurality of heat exchangers, e.g. for multi zone heating or cooling} [2021-08]
B60H 2001/00949
. . . .
{comprising additional heating/cooling sources, e.g. second evaporator} [2021-08]
B60H 2001/00957
. . . .
{comprising locations with heat exchange within the refrigerant circuit itself, e.g. cross-, counter-, or parallel heat exchange} [2021-08]
B60H 2001/00961
. . . .
{comprising means for defrosting outside heat exchangers} [2021-08]
B60H 1/00964
. .
{Control systems or circuits characterised by including features for automatic and non-automatic control, e.g. for changing from automatic to manual control} [2021-08]
B60H 1/00971
. .
{Control systems or circuits characterised by including features for locking or memorising of control modes} [2013-01]
B60H 1/00978
. .
{Control systems or circuits characterised by failure of detection or safety means; Diagnostic methods} [2013-01]
B60H 1/00985
. .
{Control systems or circuits characterised by display or indicating devices, e.g. voice simulators (characterised by the input of sound using a voice synthesizer B60H 1/00757; B60H 1/00978 takes precedence)} [2013-01]
B60H 1/02
.
the heat being derived from the propulsion plant {(B60H 1/00492 takes precedence)} [2013-01]
B60H 1/025
. .
{from both the cooling liquid and the exhaust gases of the propulsion plant} [2013-01]
B60H 1/03
. .
and from a source other than the propulsion plant [2021-08]
B60H 1/032
. . .
{from the cooling liquid of the propulsion plant and from a burner} [2013-01]
B60H 1/034
. . .
{from the cooling liquid of the propulsion plant and from an electric heating device} [2013-01]
B60H 1/036
. . .
{from the plant exhaust gases and from a burner} [2013-01]
B60H 1/038
. . .
{from the cooling liquid of the propulsion plant and from a viscous fluid heater} [2013-01]
B60H 1/039
. . .
{from air leaving the interior of the vehicle, i.e. heat recovery} [2021-08]
B60H 1/04
. .
from cooling liquid of the plant {(B60H 1/025, B60H 1/03 take precedence)} [2013-01]
B60H 1/06
. . .
directly from main radiator [2013-01]
B60H 1/08
. . .
from other radiator than main radiator [2013-01]
B60H 1/10
. . . .
the other radiator being situated in a duct capable of being connected to atmosphere outside vehicle [2013-01]
B60H 1/12
. . . . .
using an air blower [2013-01]
B60H 1/14
. .
otherwise than from cooling liquid of the plant {, e.g. heat from the grease oil, the brakes, the transmission unit (B60H 1/03 takes precedence)} [2016-08]
B60H 1/143
. . .
{the heat being derived from cooling an electric component, e.g. electric motors, electric circuits, fuel cells or batteries} [2013-01]
B60H 2001/146
. . .
{from a viscous fluid heater} [2013-01]
B60H 1/16
. . .
the air being heated by direct contact with the plant, e.g. air-cooled motor [2013-01]
B60H 1/18
. . .
the air being heated from the plant exhaust gases {(B60H 1/025 takes precedence; exhaust or silencing apparatus associated with devices profiting by exhaust energy F01N 5/00)} [2013-01]
B60H 1/20
. . . .
using an intermediate heat-transferring medium [2013-01]
B60H 1/22
.
the heat being derived otherwise than from the propulsion plant {(B60H 1/0025, B60H 1/00492 and B60H 1/03 take precedence)} [2013-01]
B60H 1/2203
. .
{the heat being derived from burners (burners in general F23C, F23D, F24H 9/18)} [2013-01]
B60H 1/2206
. . .
{controlling the operation of burners (control of burners in general F23N 5/00)} [2013-01]
B60H 1/2209
. . .
{arrangements of burners for heating an intermediate liquid (B60H 1/032 takes precedence)} [2013-01]
B60H 1/2212
. . .
{arrangements of burners for heating air} [2013-01]
B60H 1/2215
. .
{the heat being derived from electric heaters} [2021-08]
B60H 1/2218
. . .
{controlling the operation of electric heaters} [2013-01]
B60H 1/2221
. . .
{arrangements of electric heaters for heating an intermediate liquid (B60H 1/034 takes precedence)} [2013-01]
B60H 1/2225
. . .
{arrangements of electric heaters for heating air} [2013-01]
B60H 1/2226
. . .
{Electric heaters using radiation} [2021-08]
B60H 1/2227
. . .
{Electric heaters incorporated in vehicle trim components, e.g. panels or linings} [2021-08]
B60H 2001/2228
. .
{controlling the operation of heaters} [2013-01]
B60H 2001/2231
. . .
{for proper or safe operation of the heater} [2013-01]
B60H 2001/2234
. . .
{when vehicle is parked, preheating} [2013-01]
B60H 2001/2237
. . .
{supplementary heating, e.g. during stop and go of a vehicle} [2013-01]
B60H 2001/224
. . .
{automatic operation, e.g. control circuits or methods} [2013-01]
B60H 2001/2243
. . .
{manual operation, e.g. remote control or timer} [2013-01]
B60H 2001/2246
. .
{obtaining information from a variable, e.g. by means of a sensor} [2013-01]
B60H 2001/225
. . .
{related to an operational state of another HVAC device} [2013-01]
B60H 2001/2253
. . .
{related to an operational state of the vehicle or a vehicle component} [2013-01]
B60H 2001/2256
. . .
{related to the operation of the heater itself, e.g. flame detection or overheating} [2013-01]
B60H 2001/2259
. .
{output of a control signal} [2013-01]
B60H 2001/2262
. . .
{related to the period of on/off time of the heater} [2013-01]
B60H 2001/2265
. . .
{related to the quantity of heat produced by the heater} [2013-01]
B60H 2001/2268
. .
{Constructional features} [2013-01]
B60H 2001/2271
. . .
{Heat exchangers, burners, ignition devices} [2013-01]
B60H 2001/2275
. . .
{Thermoelectric converters for generating electrical energy} [2013-01]
B60H 2001/2278
. . .
{Connectors, water supply, housing, mounting brackets} [2013-01]
B60H 2001/2281
. . .
{Air supply, exhaust systems} [2013-01]
B60H 2001/2284
. . .
{Fuel supply} [2013-01]
B60H 2001/2287
. . .
{Integration into a vehicle HVAC system or vehicle dashboard (B60H 2001/00128 takes precedence)} [2013-01]
B60H 2001/229
. . .
{Integration into an air outlet} [2013-01]
B60H 2001/2293
. . .
{Integration into other parts of a vehicle} [2013-01]
B60H 2001/2296
. . .
{integration into fluid/air heat exchangers} [2013-01]
B60H 1/24
.
Devices purely for ventilating or where the heating or cooling is irrelevant (nozzles, air-diffusers B60H 1/34) [2013-01]
B60H 1/241
. .
{characterised by the location of ventilation devices in the vehicle} [2013-01]
B60H 1/242
. . .
{located in the front area} [2013-01]
B60H 1/243
. . .
{located in the lateral area (e.g. doors, pillars)} [2013-01]
B60H 1/244
. . .
{located in the rear area} [2013-01]
B60H 1/245
. . .
{located in the roof} [2013-01]
B60H 1/246
. . .
{located in the interior of the vehicle or in or below the floor} [2013-01]
B60H 1/247
. .
{Disposition of several air-diffusers in a vehicle for ventilation-air circulation in a vehicle cabin} [2013-01]
B60H 1/248
. .
{Air-extractors, air-evacuation from the vehicle interior} [2013-01]
B60H 1/249
. . .
{using one-way valves} [2013-01]
B60H 1/26
. .
Ventilating openings in vehicle exterior; Ducts for conveying ventilating air [2013-01]
B60H 1/262
. . .
{Openings in or on the vehicle roof} [2013-01]
B60H 1/265
. . .
{Openings in window or door posts or pillars (B60H 1/248 takes precedence; door posts per se B62D 25/04)} [2022-08]
B60H 1/267
. . .
{Openings in or near to vehicle windows (pivoting side windows B60J 1/14; wind deflectors associated with windows for ventilating B60J 1/20)} [2013-01]
B60H 1/28
. . .
the openings being situated directly in front of vehicle front window [2013-01]
B60H 1/30
. . .
Air scoops [2013-01]
B60H 1/32
.
Cooling devices ({B60H 1/00478, B60H 1/005 take precedence;} vehicles adapted to transport refrigerated goods B60P 3/20) [2013-01]
B60H 1/3201
. .
{using absorption or adsorption} [2021-08]
B60H 1/32011
. . .
{using absorption, e.g. using Li-Br and water} [2021-08]
B60H 1/32014
. . .
{using adsorption, e.g. using Zeolite and water} [2021-08]
B60H 1/3202
. .
{using evaporation, i.e. not including a compressor, e.g. involving fuel or water evaporation (B60H 1/3235 takes precedence; in general F25B 19/00, F25D 7/00)} [2013-01]
B60H 1/3204
. .
{using compression (B60H 1/3233 takes precedence)} [2021-08]
B60H 1/3205
. . .
{Control means therefor} [2021-08]
B60H 1/3207
. . . .
{for minimizing the humidity of the air} [2013-01]
B60H 1/3208
. . . .
{Vehicle drive related control of the compressor drive means, e.g. for fuel saving purposes} [2013-01]
B60H 1/321
. . . .
{for preventing the freezing of a heat exchanger} [2013-01]
B60H 1/3211
. . . .
{for increasing the efficiency of a vehicle refrigeration cycle} [2013-01]
B60H 1/3213
. . . .
{for increasing the efficiency in a vehicle heat pump} [2013-01]
B60H 1/3214
. . . .
{for improving the lubrication of a refrigerant compressor in a vehicle} [2013-01]
B60H 1/3216
. . . .
{for improving a change in operation duty of a compressor in a vehicle} [2013-01]
B60H 1/3217
. . . .
{for high pressure, inflamable or poisonous refrigerants causing danger in case of accidents} [2013-01]
B60H 1/3219
. . . .
{for improving the response time of a vehicle refrigeration cycle} [2013-01]
B60H 1/322
. . . .
{for improving the stop or idling operation of the engine} [2013-01]
B60H 1/3222
. . .
{characterised by the compressor driving arrangements, e.g. clutches, transmissions or multiple drives (B60H 1/3208, B60H 1/3226 take precedence)} [2021-08]
B60H 1/3223
. . .
{characterised by the arrangement or type of the compressor (B60H 1/3222 takes precedence)} [2021-08]
B60H 1/3225
. . .
{characterised by safety arrangements, e.g. compressor anti-seizure means or by signalling devices} [2021-08]
B60H 1/3226
. . .
{Self-contained devices, i.e. including own drive motor} [2021-08]
B60H 1/3227
. . .
{characterised by the arrangement or the type of heat exchanger, e.g. condenser, evaporator (condensed liquid drainage means B60H 1/3233)} [2021-08]
B60H 1/3228
. . .
{characterised by refrigerant circuit configurations} [2021-08]
B60H 1/32281
. . . .
{comprising a single secondary circuit, e.g. at evaporator or condenser side} [2021-08]
B60H 1/32284
. . . .
{comprising two or more secondary circuits, e.g. at evaporator and condenser side} [2021-08]
B60H 1/3229
. . .
{characterised by constructional features, e.g. housings, mountings, conversion systems (B60H 1/3227, B60H 1/3233 take precedence)} [2021-08]
B60H 1/323
. . .
{characterised by comprising auxiliary or multiple systems, e.g. plurality of evaporators, or by involving auxiliary cooling devices} [2021-08]
B60H 1/3232
. . .
{particularly adapted for load transporting vehicles (B60H 1/3226 takes precedence)} [2021-08]
B60H 1/3233
. .
{characterised by condensed liquid drainage means} [2021-08]
B60H 1/32331
. . .
{comprising means for the use of condensed liquid, e.g. for humidification or for improving condenser performance} [2021-08]
B60H 1/3235
. .
{using sublimation, e.g. dry ice cooling or melting ice} [2013-01]
B60H 2001/3236
. .
{information from a variable is obtained} [2013-01]
B60H 2001/3238
. . .
{related to the operation of the compressor} [2013-01]
B60H 2001/3239
. . .
{related to flow} [2013-01]
B60H 2001/3241
. . . .
{of air} [2013-01]
B60H 2001/3242
. . . .
{of a refrigerant} [2013-01]
B60H 2001/3244
. . .
{related to humidity} [2013-01]
B60H 2001/3245
. . . .
{of air} [2013-01]
B60H 2001/3247
. . . .
{of a refrigerant} [2013-01]
B60H 2001/3248
. . .
{related to pressure} [2013-01]
B60H 2001/325
. . . .
{of the refrigerant at a compressing unit} [2013-01]
B60H 2001/3251
. . . .
{of the refrigerant at a condensing unit} [2013-01]
B60H 2001/3252
. . . .
{of the refrigerant at an evaporating unit} [2013-01]
B60H 2001/3254
. . . .
{of the refrigerant at an expansion unit} [2013-01]
B60H 2001/3255
. . .
{related to temperature} [2013-01]
B60H 2001/3257
. . . .
{of the refrigerant at a compressing unit} [2013-01]
B60H 2001/3258
. . . .
{of the air at a condensing unit} [2013-01]
B60H 2001/326
. . . .
{of the refrigerant at a condensing unit} [2013-01]
B60H 2001/3261
. . . .
{of the air at an evaporating unit} [2013-01]
B60H 2001/3263
. . . .
{of the refrigerant at an evaporating unit} [2013-01]
B60H 2001/3264
. . . .
{of the refrigerant at an expansion unit} [2013-01]
B60H 2001/3266
. . .
{related to the operation of the vehicle} [2013-01]
B60H 2001/3267
. . .
{related to the operation of an expansion valve} [2013-01]
B60H 2001/3269
. .
{output of a control signal} [2013-01]
B60H 2001/327
. . .
{related to a compressing unit} [2013-01]
B60H 2001/3272
. . . .
{to control the revolving speed of a compressor} [2013-01]
B60H 2001/3273
. . . .
{related to the operation of the vehicle, e.g. the compressor driving torque} [2013-01]
B60H 2001/3275
. . . .
{to control the volume of a compressor} [2013-01]
B60H 2001/3276
. . .
{related to a condensing unit} [2013-01]
B60H 2001/3277
. . . .
{to control the air flow} [2013-01]
B60H 2001/3279
. . . .
{to control the refrigerant flow} [2013-01]
B60H 2001/328
. . .
{related to an evaporating unit} [2013-01]
B60H 2001/3282
. . . .
{to control the air flow} [2013-01]
B60H 2001/3283
. . . .
{to control the refrigerant flow} [2013-01]
B60H 2001/3285
. . .
{related to an expansion unit} [2013-01]
B60H 2001/3286
. .
{Constructional features} [2013-01]
B60H 2001/3288
. . .
{Additional heat source} [2013-01]
B60H 2001/3289
. . .
{Additional cooling source} [2013-01]
B60H 2001/3291
. . .
{Locations with heat exchange within the refrigerant circuit itself} [2013-01]
B60H 2001/3292
. . .
{Compressor drive is electric only} [2013-01]
B60H 2001/3294
. . .
{Compressor drive is hybrid} [2013-01]
B60H 2001/3295
. . .
{Compressing means other than compressor} [2013-01]
B60H 2001/3297
. . .
{Expansion means other than expansion valve} [2013-01]
B60H 2001/3298
. . .
{Ejector-type refrigerant circuits} [2013-01]
B60H 1/34
.
Nozzles; {Air-diffusers}(dispositions of air diffusers in a vehicle B60H 1/247) [2013-01]
B60H 1/3407
. .
{providing an air stream in a fixed direction, e.g. using a grid or porous panel} [2013-01]
B60H 1/3414
. .
{with means for adjusting the air stream direction (B60H 1/345 takes precedence)} [2013-01]
B60H 1/3421
. . .
{using only pivoting shutters} [2013-01]
B60H 1/3428
. . .
{using a set of pivoting shutters and a pivoting frame} [2013-01]
B60H 1/3435
. . .
{using only a pivoting frame} [2013-01]
B60H 1/3442
. . . .
{the frame being spherical} [2013-01]
B60H 1/345
. .
{with means for adjusting divergence, convergence or oscillation of air stream} [2013-01]
B60H 1/3457
. .
{Outlets providing a vortex, i.e. a spirally wound air flow} [2013-01]
B60H 2001/3464
. .
{Details of hinges} [2013-01]
B60H 2001/3471
. .
{Details of actuators} [2013-01]
B60H 2001/3478
. . .
{acting on additional damper doors} [2013-01]
B60H 2001/3485
. .
{Air temperature regulation} [2013-01]
B60H 2001/3492
. .
{Manufacturing; Assembling} [2013-01]
B60H 3/00
Other air-treating devices [2013-01]
B60H 3/0007
.
{Adding substances other than water to the air, e.g. perfume, oxygen} [2013-01]
B60H 3/0014
. .
{characterised by the location of the substance adding device} [2013-01]
B60H 3/0021
. . .
{in the air-conditioning housing} [2013-01]
B60H 3/0028
. . .
{on or near an air outlet} [2013-01]
B60H 3/0035
. .
{characterised by the control methods for adding the substance} [2013-01]
B60H 2003/0042
. .
{with ventilating means for adding the substances} [2013-01]
B60H 2003/005
. .
{with heating means for adding the substances} [2013-01]
B60H 2003/0057
. .
{Servicing means therefor, e.g. for renewal of substances} [2013-01]
B60H 2003/0064
. .
{adding more than one substance} [2013-01]
B60H 3/0071
.
{Electrically conditioning the air, e.g. by ionizing} [2013-01]
B60H 3/0078
. .
{comprising electric purifying means} [2013-01]
B60H 3/0085
.
{Smell or pollution preventing arrangements (B60H 3/0007, B60H 3/0071, B60H 3/02, B60H 3/06 take precedence)} [2015-09]
B60H 3/0092
. .
{in the interior of the HVAC unit, e.g. by spraying substances inside the unit} [2013-01]
B60H 3/02
.
Moistening {; Devices influencing humidity levels, i.e. humidity control (B60H 1/3202, B60H 1/3207 take precedence)} [2017-08]
B60H 3/022
. .
{for only humidifying the air} [2013-01]
B60H 3/024
. .
{for only dehumidifying the air} [2013-01]
B60H 2003/026
. .
{the devices being located in the passenger compartment} [2013-01]
B60H 2003/028
. .
{the devices comprising regeneration means} [2013-01]
B60H 3/06
.
Filtering {(B60H 3/0078 takes precedence)} [2013-01]
B60H 3/0608
. .
{Filter arrangements in the air stream} [2013-01]
B60H 3/0616
. . .
{with provisions for replacing the filter element} [2013-01]
B60H 3/0625
. . .
{with provisions for by-passing the filter element} [2013-01]
B60H 3/0633
. . .
{with provisions for regenerating or cleaning the filter element} [2013-01]
B60H 3/0641
. . .
{near ventilating openings in the vehicle exterior} [2013-01]
B60H 2003/065
. . .
{Details for holding filter elements in position} [2013-01]
B60H 3/0658
. .
{Filter elements specially adapted for their arrangement in vehicles (B60H 3/0608 takes precedence)} [2013-01]
B60H 2003/0666
. . .
{the filter element having non-rectangular shape} [2013-01]
B60H 2003/0675
. .
{Photocatalytic filters} [2013-01]
B60H 2003/0683
. .
{the quality of the filter or the air being checked} [2013-01]
B60H 2003/0691
. .
{Adsorption filters, e.g. activated carbon} [2013-01]