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IPC 7
 
H05-H05B00680
  H05B 7/00 - H05B 43/02  

SECTION H – ELECTRICITY


H 05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR


H 05 BELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR (apparatus for special application, see the relevant places, e.g. A47J, B21J, B21K, C21, C22, C23, F21, F24, F27)


Note

 Attention is drawn to Note III following the Contents of Section of section H.  [3]


Subclass Index

HEATING 

Produced by: resistance; electric, magnetic, or electromagnetic fields; discharge 

H05B 3/00; H05B 6/00; H05B 7/00 

Combined types 

H05B 11/00 

Details 

H05B 1/00 

LIGHTING 

Light sources: arc; electro- luminescent 

H05B 31/00; H05B 33/00 

Combined types 

H05B 35/00 

Circuit arrangements: 

general 

H05B 37/00 

for incandescent lamps 

H05B 39/00 

for discharge lamps 

H05B 41/00 

other 

H05B 43/00 



Heating


1/

00Details of electric heating devices

1/

02.Automatic switching arrangements specially adapted to heating apparatus (control of temperature in general G05D 23/00; thermally-actuated switches H01H 37/00)


3/

00Ohmic-resistance heating

3/

02.Details

3/

03..Electrodes (electrothermic treatment of ores C22B 4/00)  [2]

3/

04..Waterproof or air-tight seals for heaters

3/

06..Heater elements structurally combined with coupling elements or with holders

3/

08...having electric connections specially adapted for high temperatures

3/

10.Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor (compositions per se, see the relevant subclasses)

3/

12..characterised by the composition or nature of the conductive material

3/

14...the material being non-metallic

3/

16..the conductor being mounted on an insulating base

3/

18..the conductor being embedded in an insulating material

3/

20.Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater (H05B 3/62, H05B 3/68, H05B 3/78, H05B 3/84 take precedence)  [5]

3/

22..non-flexible

3/

24...heating conductor being self-supporting

3/

26...heating conductor mounted on insulating base

3/

28...heating conductor embedded in insulating material

3/

30....on or between metallic plates

3/

32...heating conductor mounted on insulators on a metallic frame

3/

34..flexible, e.g. heating nets or webs

3/

36...heating conductor embedded in insulating material

3/

38....Powder conductors

3/

40.Heating elements having the shape of rods or tubes (H05B 3/62, H05B 3/68, H05B 3/78 take precedence)

3/

42..non-flexible

3/

44...heating conductor arranged within rods or tubes of insulating material

3/

46...heating conductor mounted on insulating base

3/

48...heating conductor embedded in insulating material

3/

50....heating conductor arranged in metal tubes, the radiating surface having heat-conducting fins

3/

52....Apparatus or processes for filling or compressing insulating material in tubes

3/

54..flexible

3/

56...Heating cables

3/

58...Heating hoses; Heating collars

3/

60.Heating arrangements wherein the heating current flows through granular, powdered or fluid material, e.g. for salt-bath furnace, electrolytic heating (H05B 3/38 takes precedence)

3/

62.Heating elements specially adapted for furnaces (H05B 3/60 takes precedence; arrangements of such elements in furnaces F27, e.g. F27D 11/00)

3/

64..using ribbon, rod, or wire heater

3/

66..Supports or mountings for heaters on or in the wall or roof

3/

68.Heating arrangements specially adapted for cooking plates or analogous hot-plates

Note

 Group H05B 3/76 takes precedence over groups H05B 3/70 to H05B 3/74.  [2]

3/

70..Plates of cast metal

3/

72..Plates of sheet metal

3/

74..Non-metallic plates

3/

76..Plates with spirally-wound heating tubes

3/

78.Heating arrangements specially adapted for immersion heating

3/

80..Portable immersion heaters

3/

82..Fixedly-mounted immersion heaters

3/

84.Heating arrangements specially adapted for transparent or reflecting areas, e.g. for demisting or de-icing windows, mirrors or vehicle windshields  [5]

3/

86..the heating conductors being embedded in the transparent or reflecting material  [5]


6/

00Heating by electric, magnetic, or electromagnetic fields (for therapeutic purposes A61N 5/00; joining of preformed parts by heating of plastics or substances in a plastic state B29C 65/02) [3]

6/

02.Induction heating  [3]

6/

04..Sources of current  [3]

6/

06..Control, e.g. of temperature, of power  [3]

6/

08...using compensating or balancing arrangements  [3]

6/

10..Induction heating apparatus, other than furnaces, for specific applications  [3]

6/

12...Cooking devices  [3]

6/

14...Tools, e.g. nozzles, rollers, calenders  [3]

6/

16..Furnaces having endless cores (H05B 6/34 takes precedence)  [3]

6/

18...having melting basin  [3]

6/

20...having melting channel only  [3]

6/

22..Furnaces without an endless core (H05B 6/34 takes precedence)  [3]

6/

24...Crucible furnaces (H05B 6/30 takes precedence)  [3]

6/

26....using vacuum or particular gas atmosphere  [3]

6/

28....Protective systems  [3]

6/

30...Arrangements for remelting or zone melting  [3]

6/

32...Arrangements for simultaneous levitation and heating  [3]

6/

34..Arrangements for circulation of melts  [3]

6/

36..Coil arrangements  [3]

6/

38...specially adapted for fitting into hollow spaces of workpieces  [3]

6/

40...Establishing desired heat distribution, e.g. to heat particular parts of workpieces  [3]

6/

42...Cooling of coils  [3]

6/

44...having more than one coil or coil segment  [3]

6/

46.Dielectric heating (H05B 6/64 take precedence)  [3]

6/

48..Circuits  [3]

6/

50...for monitoring or control  [3]

6/

52..Feed lines  [3]

6/

54..Electrodes  [3]

6/

56...Rolling electrodes  [3]

6/

58..."sewing machine" type  [3]

6/

60..Arrangements for continuous movement of material  [3]

6/

62..Apparatus for specific applications  [3]

6/

64.Heating using microwaves  [3]

6/

66..Circuits  [3]

6/

68...for monitoring or control  [3]

6/

70..Feed lines  [3]

6/

72..Radiators or aerials  [3]

6/

74..Mode transformers or mode stirrers  [3]

6/

76..Prevention of microwave leakage, e.g. door sealings  [3]

6/

78..Arrangements for continuous movement of material  [3]

6/

80..Apparatus for specific applications (stoves or ranges F24C 7/02)  [3]

   H05B 7/00 - H05B 43/02  
 

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