WebCPC CPC COOPERATIVE PATENT CLASSIFICATION

B60H　ARRANGEMENTS OR ADAPTATIONS OF HEATING, COOLING, VENTILATING, OR OTHER AIR-TREATING DEVICES SPECIALLY FOR PASSENGER OR GOODS SPACES OF VEHICLES

B60H 1/00 Heating, cooling or ventilating 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)

B60H 1/00007 ・{Combined heating, ventilating, or cooling devices (control systems or mechanisms B60H 1/00642)}

B60H 1/00014 ・・{for load cargos on load transporting vehicles}

B60H 1/00021 ・・{Air flow details of the heating, ventilating and cooling [HVAC} devices]

B60H 1/00028 ・・・{Constructional lay-out of the devices in the vehicle}

B60H 1/00035 ・・・{for sending an air stream of uniform temperature into the passenger compartment}

B60H 1/00042 ・・・・{the air passing only one heat exchanger}

B60H 1/0005 ・・・・{the air being firstly cooled and subsequently heated or vice-versa}

B60H 1/00057 ・・・・{the air being heated and cooled simultaneously, e.g. using parallel heat exchangers}

B60H 1/00064 ・・・{for sending air streams of different temperatures into the passenger compartment}

B60H 1/00071 ・・・・{the air passing only one heat exchanger}

B60H 1/00207 ・・{characterised by the position of the HVAC devices with respect to the passenger compartment (B60H 1/00021 takes precedence)}

B60H 1/0025 ・{the devices being independent of the vehicle}

B60H 1/00257 ・・{Non-transportable devices, disposed outside the vehicle, e.g. on a parking}

B60H 1/00264 ・・{Transportable devices}

B60H 1/00271 ・{Heating, cooling or ventilating devices specially adapted for particular vehicle parts or components and being connected to the vehicle HVAC unit}

B60H 1/00278 ・・{for the battery (arrangement of batteries B60R 16/04)}

B60H 1/00285 ・・{for vehicle seats (vehicle seats with heating or ventilation means independent from the HVAC system of the vehicle B60N 2/56)}

B60H 1/00292 ・・{for steering wheels (steering wheels with heating or ventilation means independent from the HVAC system of the vehicle B62D 1/065)}

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 17/06)}

B60H 1/00321 ・{Heat exchangers for air-conditioning devices (B60H 1/3227 takes precedence)}

B60H 1/00328 ・・{of the liquid-air type}

B60H 1/00335 ・・{of the gas-air type (B60H 1/18 takes precedence)}

B60H 1/00342 ・・{of the liquid-liquid type}

B60H 1/00357 ・{Air-conditioning arrangements specially adapted for particular vehicles}

B60H 1/00364 ・・{for caravans or trailers}

B60H 1/00371 ・・{for vehicles carrying large numbers of passengers e.g. buses}

B60H 1/00378 ・・{for tractor or load vehicle cabins}

B60H 1/00385 ・・{for vehicles having an electrical drive, e.g. hybrid or fuel cell}

B60H 1/00392 ・・・{for electric vehicles having only electric drive means}

B60H 1/004 ・・・{for vehicles having a combustion engine and electric drive means, e.g. hybrid electric vehicles}

B60H 1/00407 ・・{for open or convertible vehicles}

B60H 1/00414 ・・{for military, emergency, safety or security vehicles}

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)}

B60H 1/00428 ・・{electric}

B60H 1/00435 ・・{fluid or pneumatic}

B60H 1/00442 ・・・{using a vacuum}

B60H 1/0045 ・・{mechanical power take-offs from the vehicle propulsion unit}

B60H 1/00457 ・{Ventilation unit, e.g. combined with a radiator (control systems for ventilators B60H 1/00828)}

B60H 1/00464 ・・{The ventilator being of the axial type}

B60H 1/00471 ・・{The ventilator being of the radial type, i.e. with radial expulsion of the air}

B60H 1/00478 ・{Air-conditioning devices using the Peltier effect (for air-conditioning in general F24F 5/00D; for refrigeration F25B 21/02; electric devices exhibiting the Peltier effect H01L 35/00)}

B60H 1/00485 ・{Valves for air-conditioning devices, e.g. thermostatic valves (valves per se F16K; thermostatic valves per se G05D 23/02)}

B60H 1/00492 ・{characterised by comprising regenerative heating or cooling means, e.g. heat accumulators}

B60H 1/005 ・・{Regenerative cooling means, e.g. cold accumulators}

B60H 1/00507 ・{Details, e.g. mounting arrangements, desaeration devices (B60H 1/32 takes precedence)}

B60H 1/00514 ・・{Details of air conditioning housings}

B60H 1/00521 ・・・{Mounting or fastening of components in housings, e.g. heat exchangers, fans, electronic regulators}

B60H 1/00528 ・・・{Connections between housing parts}

B60H 1/00535 ・・・{Mounting or fastening of the housing to the vehicle}

B60H 1/00542 ・・・{Modular assemblies}

B60H 1/0055 ・・・{the housing or parts thereof being integrated in other devices, e.g. dashboard}

B60H 1/00557 ・・{Details of ducts or cables}

B60H 1/00564 ・・・{of air ducts}

B60H 1/00571 ・・・{of liquid ducts, e.g. for coolant liquids or refrigerants}

B60H 1/00578 ・・・{of bowden wires}

B60H 1/00585 ・・{Means for monitoring, testing or servicing the air-conditioning}

B60H 1/00592 ・・{Add-on devices, e.g. heat/cooling boxes, compartment dividers, upgrade sets}

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; dashboards B60K 37/00; systems for controlling or regulating non-electric variables in general G05D)}

B60H 1/0065 ・・{Control members, e.g. levers or knobs (B60H 1/00985 takes precedence)}

B60H 1/00657 ・・・{Remote control devices}

B60H 1/00664 ・・{Construction or arrangement of damper doors (control systems or circuits for damper doors B60H 1/00835)}

B60H 1/00671 ・・・{Damper doors moved by rotation ; Grilles}

B60H 1/00678 ・・・・{the axis of rotation being in the door plane, e.g. butterfly doors}

B60H 1/00685 ・・・・{the door being a rotating disc or cylinder or part thereof (B60H 1/00678 takes precedence)}

B60H 1/00692 ・・・{Damper doors moved by translation, e.g. curtain doors}

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}

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}

B60H 1/0075 ・・・{the input being solar radiation}

B60H 1/00757 ・・・{by the input of sound, e.g. by using a voice synthesizer}

B60H 1/00764 ・・・{the input being a vehicle driving condition, e.g. speed (B60H 1/00828, B60H 1/00864 take precedence)}

B60H 1/00771 ・・・・{the input being a vehicle position or surrounding, e.g. GPS-based position or tunnel}

B60H 1/00778 ・・・・{the input being a stationary vehicle position, e.g. parking or stopping}

B60H 1/00785 ・・・{by the detection of humidity or frost}

B60H 1/00792 ・・・{Arrangement of detectors (B60H 1/00742, B60H 1/0075, B60H 1/00785 take precedence)}

B60H 1/008 ・・・{the input being air quality}

B60H 1/00807 ・・・{the input being a specific way of measuring or calculating an air or coolant temperature}

B60H 1/00814 ・・{Control systems or circuits characterised by their output, for controlling particular components of the heating, cooling or ventilating installation}

B60H 1/00821 ・・・{the components being ventilating, air admitting or air distributing devices}

B60H 1/00828 ・・・・{Ventilators, e.g. speed control (1/00Y6A4 takes precedence)}

B60H 1/00835 ・・・・{Damper doors, e.g. position control (construction or arrangement of damper doors B60H 1/00664; B60H 1/00864 takes precedence)}

B60H 1/00842 ・・・・・{the system comprising a plurality of damper doors; Air distribution between several outlets}

B60H 1/00849 ・・・・・{for selectively commanding the induction of outside or inside air (1/00Y6A3A takes precedence)}

B60H 1/00857 ・・・・・{characterised by the means connecting the initiating means, e.g. control lever, to the damper door}

B60H 1/00864 ・・・・{Ventilators and damper doors}

B60H 1/00871 ・・・・{Air directing means, e.g. blades in an air outlet (construction of nozzles or air diffusers B60H 1/34)}

B60H 1/00878 ・・・{the components being temperature regulating devices (B60H 1/00899 takes precedence; constructions of valves B60H 1/00485)}

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)}

B60H 1/00892 ・・・・{Devices specially adapted for avoiding uncomfortable feeling, e.g. sudden temperature changes (B60H 1/00885 takes precedence)}

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)}

B60H 1/00907 ・・・・・{where the flow direction of the refrigerant changes and an evaporator becomes condenser}

B60H 1/00914 ・・・・・{where the flow direction of the refrigerant does not change and there is a bypass of the condenser}

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}

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}

B60H 1/00971 ・・{Control systems or circuits characterised by including features for locking or memorising of control modes}

B60H 1/00978 ・・{Control systems or circuits characterised by failure of detection or safety means; Diagnostic methods}

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)}

B60H 1/02 ・the heat being derived from the propulsion plant {(B60H 1/00492 takes precedence)}

B60H 1/025 ・・{from both the cooling liquid and the exhaust gases of the propulsion plant}

B60H 1/03 ・・and from a source other than the propulsion plant

B60H 1/032 ・・・{from the cooling liquid of the propulsion plant and from a burner}

B60H 1/034 ・・・{from the cooling liquid of the propulsion plant and from an electric heating device}

B60H 1/036 ・・・{from the plant exhaust gases and from a burner}

B60H 1/038 ・・・{from the cooling liquid of the propulsion plant and from a viscous fluid heater}

B60H 1/04 ・・from cooling liquid of the plant {(B60H 1/025, B60H 1/03 take precedence)}

B60H 1/06 ・・・directly from main radiator

B60H 1/08 ・・・from other radiator than main radiator

B60H 1/10 ・・・・the other radiator being situated in a duct capable of being connected to atmosphere outside vehicle

B60H 1/12 ・・・・・using an air blower

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)}

B60H 1/143 ・・・{the heat being derived from cooling an electric component, e.g. electric motors, electric circuits, fuel cells or batteries}

B60H 1/16 ・・・the air being heated by direct contact with the plant, e.g. air-cooled motor

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)}

B60H 1/20 ・・・・using an intermediate heat-transferring medium

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)}

B60H 1/2203 ・・{the heat being derived from burners (burners in general F23C, F23D, F24H 9/18)}

B60H 1/2206 ・・・{controlling the operation of burners (control of burners in general F23N 5/00)}

B60H 1/2209 ・・・{arrangements of burners for heating an intermediate liquid (B60H 1/032 takes precedence)}

B60H 1/2212 ・・・{arrangements of burners for heating air}

B60H 1/2215 ・・{the heat being derived from electric heaters (in general H05B; for electric traction vehicles B60L 1/02)}

B60H 1/2218 ・・・{controlling the operation of electric heaters}

B60H 1/2221 ・・・{arrangements of electric heaters for heating an intermediate liquid (B60H 1/034 takes precedence)}

B60H 1/2225 ・・・{arrangements of electric heaters for heating air}

B60H 1/24 ・Devices purely for ventilating or where the heating or cooling is irrelevant (nozzles, air-diffusers B60H 1/34)

B60H 1/241 ・・{characterised by the location of ventilation devices in the vehicle}

B60H 1/242 ・・・{located in the front area}

B60H 1/243 ・・・{located in the lateral area (e.g. doors, pillars)}

B60H 1/244 ・・・{located in the rear area}

B60H 1/245 ・・・{located in the roof}

B60H 1/246 ・・・{located in the interior of the vehicle or in or below the floor}

B60H 1/247 ・・{Disposition of several air-diffusers in a vehicle for ventilation-air circulation in a vehicle cabin}

B60H 1/248 ・・{Air-extractors, air-evacuation from the vehicle interior}

B60H 1/249 ・・・{using one-way valves}

B60H 1/26 ・・Ventilating openings in vehicle exterior; Ducts for conveying ventilating air

B60H 1/262 ・・・{Openings in or on the vehicle roof}

B60H 1/265 ・・・{Openings in window or door past or pillars (door pasts per se B62D 25/14; B62D 1/24D takes precedence)}

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)}

B60H 1/28 ・・・the openings being situated directly in front of vehicle front window

B60H 1/30 ・・・Air scoops

B60H 1/32 ・Cooling devices ({B60H 1/00478, B60H 1/005 take precedence;} vehicles adapted to transport refrigerated goods B60P 3/20)

B60H 1/3201 ・・{using absorption or adsorption (in general F25B 15/00, F25B 17/00)}

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)}

B60H 1/3204 ・・{using compression (B60H 1/3233 takes precedence; in general F25B, F25D)}

B60H 1/3205 ・・・{Control means therefor}

B60H 1/3207 ・・・・{for minimizing the humidity of the air}

B60H 1/3208 ・・・・{Vehicle drive related control of the compressor drive means, e.g. for fuel saving purposes}

B60H 1/321 ・・・・{for preventing the freezing of a heat exchanger}

B60H 1/3211 ・・・・{for increasing the efficiency of a vehicle refrigeration cycle}

B60H 1/3213 ・・・・{for increasing the efficiency in a vehicle heat pump}

B60H 1/3214 ・・・・{for improving the lubrication of a refrigerant compressor in a vehicle}

B60H 1/3216 ・・・・{for improving a change in operation duty of a compressor in a vehicle}

B60H 1/3217 ・・・・{for high pressure, inflamable or poisonous refrigerants causing danger in case of accidents}

B60H 1/3219 ・・・・{for improving the response time of a vehicle refrigeration cycle}

B60H 1/322 ・・・・{for improving the stop or idling operation of the engine}

B60H 1/3222 ・・・{characterised by the compressor driving arrangements, e.g. clutches, transmissions or multiple drives (B60H 1/3208, B60H 1/3226 take precedence)}

B60H 1/3223 ・・・{characterised by the arrangement or type of the compressor (B60H 1/3222 takes precedence)}

B60H 1/3225 ・・・{characterised by safety arrangements, e.g. compressor anti-seizure means or by signalling devices}

B60H 1/3226 ・・・{Self-contained devices, i.e. including own drive motor}

B60H 1/3227 ・・・{characterised by the arrangement or the type of heat exchanger, e.g. condenser, evaporator (condensed liquid drainage means B60H 1/3233)}

B60H 1/3229 ・・・{characterised by constructional features, e.g. housings, mountings, conversion systems (B60H 1/3227, B60H 1/3233 take precedence)}

B60H 1/323 ・・・{characterised by comprising auxiliary or multiple systems, e.g. plurality of evaporators, or by involving auxiliary cooling devices}

B60H 1/3232 ・・・{particularly adapted for load transporting vehicles (B60H 1/3226 takes precedence)}

B60H 1/3233 ・・{characterised by condensed liquid drainage means}

B60H 1/3235 ・・{using sublimation, e.g. dry ice cooling or melting ice}

B60H 1/34 ・Nozzles; Air-diffusers [N: (dispositions of air diffusers in a vehicle B60H 1/247)

B60H 1/3407 ・・{providing an air stream in a fixed direction, e.g. using a grid or porous panel}

B60H 1/3414 ・・{with means for adjusting the air stream direction (B60H 1/345 takes precedence)}

B60H 1/3421 ・・・{using only pivoting shutters}

B60H 1/3428 ・・・{using a set of pivoting shutters and a pivoting frame}

B60H 1/3435 ・・・{using only a pivoting frame}

B60H 1/3442 ・・・・{the frame being spherical}

B60H 1/345 ・・{with means for adjusting divergence, convergence or oscillation of air stream}

B60H 1/3457 ・・{Outlets providing a vortex, i.e. a spirally wound air flow}

B60H 3/00 Other air-treating devices

B60H 3/0007 ・{Adding substances other than water to the air, e.g. perfume, oxygen}

B60H 3/0014 ・・{characterised by the location of the substance adding device}

B60H 3/0021 ・・・{in the air-conditioning housing}

B60H 3/0028 ・・・{on or near an air outlet}

B60H 3/0035 ・・{characterised by the control methods for adding the substance}

B60H 3/0071 ・{Electrically conditioning the air, e.g. by ionizing}

B60H 3/0078 ・・{comprising electric purifying means}

B60H 3/0085 ・[N: Smell or pollution preventing arrangements (B60H 3/0007, B60H 3/0071, B60H 3/02, B60H 3/06 take precedence)

B60H 3/0092 ・・{in the interior of the HVAC unit, e.g. by spraying substances inside the unit}

B60H 3/02 ・Moistening; {Devices influencing humidity levels, i.e. humidity control (B60H 1/3202, B60H 1/3207 take precedence)}

B60H 3/022 ・・{for only humidifying the air}

B60H 3/024 ・・{for only dehumidifying the air}

B60H 3/06 ・Filtering {(B60H 3/0078 takes precedence)}

B60H 3/0608 ・・{Filter arrangements in the air stream}

B60H 3/0616 ・・・{with provisions for replacing the filter element}

B60H 3/0625 ・・・{with provisions for by-passing the filter element}

B60H 3/0633 ・・・{with provisions for regenerating or cleaning the filter element}

B60H 3/0641 ・・・{near ventilating openings in the vehicle exterior}

B60H 3/0658 ・・{Filter elements specially adapted for their arrangement in vehicles (B60H 3/0608 takes precedence)}

B60H 2001/00 Heating, cooling or ventilating 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)

B60H 2001/00007 ・{Combined heating, ventilating, or cooling devices (control systems or mechanisms B60H 1/00642)}

B60H 2001/00021 ・・{Air flow details of the heating, ventilating and cooling [HVAC} devices]

B60H 2001/00078 ・・・Assembling, manufacturing or layout details

B60H 2001/00085 ・・・・of air intake

B60H 2001/00092 ・・・・of air deflecting or air directing means inside the device

B60H 2001/00099 ・・・・comprising additional ventilating means

B60H 2001/00107 ・・・・characterised by the relative position of the heat exchangers, e.g. arrangements leading to a curved airflow

B60H 2001/00114 ・・・Heating or cooling details

B60H 2001/00121 ・・・・More than one heat exchanger in parallel

B60H 2001/00128 ・・・・Electric heaters

B60H 2001/00135 ・・・・Deviding walls for separate air flows

B60H 2001/00142 ・・・・first heating and then cooling

B60H 2001/0015 ・・・Temperature regulation

B60H 2001/00157 ・・・・without by-pass

B60H 2001/00164 ・・・・with more than one by-pass

B60H 2001/00171 ・・・・Valves on heaters for modulated liquid flow

B60H 2001/00178 ・・・・comprising an air passage from the HVAC box to the exterior of the cabin

B60H 2001/00185 ・・・Distribution of conditionned air

B60H 2001/00192 ・・・・to left and right part of passenger compartment

B60H 2001/002 ・・・・to front and rear part of passenger compartment

B60H 2001/00207 ・・{characterised by the position of the HVAC devices with respect to the passenger compartment (B60H 1/00021 takes precedence)}

B60H 2001/00214 ・・・Devices in front of the passenger compartment

B60H 2001/00221 ・・・Devices in the floor or side wall area of the passenger compartment

B60H 2001/00228 ・・・Devices in the interior of the passenger compartment

B60H 2001/00235 ・・・Devices in the roof area of the passenger compartment

B60H 2001/00242 ・・・Devices in the rear area of the passenger compartment

B60H 2001/00271 ・{Heating, cooling or ventilating devices specially adapted for particular vehicle parts or components and being connected to the vehicle HVAC unit}

B60H 2001/003 ・・Component temperature regulation using an air flow

B60H 2001/00307 ・・Component temperature regulation using a liquid flow

B60H 2001/00321 ・{Heat exchangers for air-conditioning devices (B60H 1/3227 takes precedence)}

B60H 2001/0035 ・・movable in and out of the air stream

B60H 2001/00507 ・{Details, e.g. mounting arrangements, desaeration devices (B60H 1/32 takes precedence)}

B60H 2001/006 ・・Noise reduction

B60H 2001/00607 ・・Recycling

B60H 2001/00614 ・・Cooling of electronic units in air stream

B60H 2001/00621 ・・Fastening lids on air-conditioning housings

B60H 2001/00628 ・・Adaption for left or right hand drive

B60H 2001/00635 ・・Air-tight sealing devices

B60H 2001/00642 ・{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; dashboards B60K 37/00; systems for controlling or regulating non-electric variables in general G05D)}

B60H 2001/00664 ・・{Construction or arrangement of damper doors (control systems or circuits for damper doors B60H 1/00835)}

B60H 2001/007 ・・・Manufacturing or assembling

B60H 2001/00707 ・・・Details of pivots of damper doors

B60H 2001/00714 ・・・Details of seals of damper doors

B60H 2001/00721 ・・・Air deflecting or air directing means

B60H 2001/00728 ・・・Film doors

B60H 2001/00814 ・・{Control systems or circuits characterised by their output, for controlling particular components of the heating, cooling or ventilating installation}

B60H 2001/00878 ・・・{the components being temperature regulating devices (B60H 1/00899 takes precedence; constructions of valves B60H 1/00485)}

B60H 2001/00928 ・・・・comprising a secondary circuit

B60H 2001/00935 ・・・・comprising four way valves for controlling the fluid direction

B60H 2001/00942 ・・・・comprising a plurality of heat exchangers, e.g. for multi zone heating or cooling

B60H 2001/00949 ・・・・comprising additional heating/cooling sources, e.g. second evaporator

B60H 2001/00957 ・・・・comprising locations with heat exchange within the refrigerant circuit itself, e.g. cross-, counter-, or parallel heat exchange

B60H 2001/00992 ・・Calculations modifying a user set value

B60H 2001/02 ・the heat being derived from the propulsion plant {(B60H 1/00492 takes precedence)}

B60H 2001/14 ・・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)}

B60H 2001/146 ・・・from a viscous fluid heater

B60H 2001/22 ・the heat being derived otherwise than from the propulsion plant {(B60H 1/0025, B60H 1/00492 and B60H 1/03 take precedence)}

B60H 2001/2228 ・・controlling the operation of heaters

B60H 2001/2231 ・・・for proper or safe operation of the heater

B60H 2001/2234 ・・・when vehicle is parked, preheating

B60H 2001/2237 ・・・supplementary heating, e.g. during stop and go of a vehicle

B60H 2001/224 ・・・automatic operation, e.g. control circuits or methods

B60H 2001/2243 ・・・manual operation, e.g. remote control or timer

B60H 2001/2246 ・・obtaining information from a variable, e.g. by means of a sensor

B60H 2001/225 ・・・related to an operational state of another HVAC device

B60H 2001/2253 ・・・related to an operational state of the vehicle or a vehicle component

B60H 2001/2256 ・・・related to the operation of the heater itself, e.g. flame detection or overheating

B60H 2001/2259 ・・output of a control signal

B60H 2001/2262 ・・・related to the period of on/off time of the heater

B60H 2001/2265 ・・・related to the quantity of heat produced by the heater

B60H 2001/2268 ・・Constructional features

B60H 2001/2271 ・・・Heat exchangers, burners, ignition devices

B60H 2001/2275 ・・・Thermoelectric converters for generating electrical energy

B60H 2001/2278 ・・・Connectors, water supply, housing, mounting brackets

B60H 2001/2281 ・・・Air supply, exhaust systems

B60H 2001/2284 ・・・Fuel supply

B60H 2001/2287 ・・・Integration into a vehicle HVAC system or vehicle dashboard (B60H 2001/00128 takes precedence)

B60H 2001/229 ・・・Integration into an air outlet

B60H 2001/2293 ・・・Integration into other parts of a vehicle

B60H 2001/2296 ・・・integration into fluid/air heat exchangers

B60H 2001/32 ・Cooling devices ({B60H 1/00478, B60H 1/005 take precedence;} vehicles adapted to transport refrigerated goods B60P 3/20)

B60H 2001/3236 ・・information from a variable is obtained

B60H 2001/3238 ・・・related to the operation of the compressor

B60H 2001/3239 ・・・related to flow

B60H 2001/3241 ・・・・of air

B60H 2001/3242 ・・・・of a refrigerant

B60H 2001/3244 ・・・related to humidity

B60H 2001/3245 ・・・・of air

B60H 2001/3247 ・・・・of a refrigerant

B60H 2001/3248 ・・・related to pressure

B60H 2001/325 ・・・・of the refrigerant at a compressing unit

B60H 2001/3251 ・・・・of the refrigerant at a condensing unit

B60H 2001/3252 ・・・・of the refrigerant at an evaporating unit

B60H 2001/3254 ・・・・of the refrigerant at an expansion unit

B60H 2001/3255 ・・・related to temperature

B60H 2001/3257 ・・・・of the refrigerant at a compressing unit

B60H 2001/3258 ・・・・of the air at a condensing unit

B60H 2001/326 ・・・・of the refrigerant at a condensing unit

B60H 2001/3261 ・・・・of the air at an evaporating unit

B60H 2001/3263 ・・・・of the refrigerant at an evaporating unit

B60H 2001/3264 ・・・・of the refrigerant at an expansion unit

B60H 2001/3266 ・・・related to the operation of the vehicle

B60H 2001/3267 ・・・related to the operation of an expansion valve

B60H 2001/3269 ・・output of a control signal

B60H 2001/327 ・・・related to a compressing unit

B60H 2001/3272 ・・・・to control the revolving speed of a compressor

B60H 2001/3273 ・・・・related to the operation of the vehicle , e.g. the compressor driving torque

B60H 2001/3275 ・・・・to control the volume of a compressor

B60H 2001/3276 ・・・related to a condensing unit

B60H 2001/3277 ・・・・to control the air flow

B60H 2001/3279 ・・・・to control the refrigerant flow

B60H 2001/328 ・・・related to an evaporating unit

B60H 2001/3282 ・・・・to control the air flow

B60H 2001/3283 ・・・・to control the refrigerant flow

B60H 2001/3285 ・・・related to an expansion unit

B60H 2001/3286 ・・Constructional features

B60H 2001/3288 ・・・Additional heat source

B60H 2001/3289 ・・・Additional cooling source

B60H 2001/3291 ・・・Locations with heat exchange within the refrigerant circuit itself

B60H 2001/3292 ・・・Compressor drive is electric only

B60H 2001/3294 ・・・Compressor drive is hybrid

B60H 2001/3295 ・・・Compressing means other than compressor

B60H 2001/3297 ・・・Expansion means other than expansion valve

B60H 2001/3298 ・・・Ejector-type refrigerant circuits

B60H 2001/34 ・Nozzles; Air-diffusers [N: (dispositions of air diffusers in a vehicle B60H 1/247)

B60H 2001/3464 ・・Details of hinges

B60H 2001/3471 ・・Details of actuators

B60H 2001/3478 ・・・acting on additional damper doors

B60H 2001/3485 ・・Air temperature regulation

B60H 2001/3492 ・・Manufacturing; Assembling

B60H 2003/00 Other air-treating devices

B60H 2003/0007 ・{Adding substances other than water to the air, e.g. perfume, oxygen}

B60H 2003/0042 ・・with ventilating means for adding the substances

B60H 2003/005 ・・with heating means for adding the substances

B60H 2003/0057 ・・Servicing means therefor, e.g. for renewal of substances

B60H 2003/0064 ・・adding more than one substance

B60H 2003/02 ・Moistening; {Devices influencing humidity levels, i.e. humidity control (B60H 1/3202, B60H 1/3207 take precedence)}

B60H 2003/026 ・・the devices being located in the passenger compartment

B60H 2003/028 ・・the devices comprising regeneration means

B60H 2003/06 ・Filtering {(B60H 3/0078 takes precedence)}

B60H 2003/0608 ・・{Filter arrangements in the air stream}

B60H 2003/065 ・・・Details for holding filter elements in position

B60H 2003/0658 ・・{Filter elements specially adapted for their arrangement in vehicles (B60H 3/0608 takes precedence)}

B60H 2003/0666 ・・・the filter element having non-rectangular shape

B60H 2003/0675 ・・Photocatalytic filters

B60H 2003/0683 ・・the quality of the filter or the air being checked

B60H 2003/0691 ・・Adsorption filters, e.g. activated carbon