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Symbol IPC-Stellen auswählen Titel
A
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HUMAN NECESSITIES
B
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PERFORMING OPERATIONS; TRANSPORTING
C
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CHEMISTRY; METALLURGY
D
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TEXTILES; PAPER
E
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FIXED CONSTRUCTIONS
F
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MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
G
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PHYSICS
H
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ELECTRICITY
H01
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BASIC ELECTRIC ELEMENTS
H02
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GENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER
H02B
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BOARDS, SUBSTATIONS, OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER (basic electric elements, their assembly, including the mounting in enclosures or on bases, or the mounting of covers thereon, see the subclasses for such elements, e.g. transformers H01F , switches, fuses H01H , line connectors H01R; installation of electric cables or lines, or of combined optical and electric cables or lines, or other conductors for supply or distribution H02G)
H02G
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INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES (insulated conductors or cables with arrangements for facilitating mounting or securing H01B 7/40; distribution points incorporating switches H02B; guiding telephone cords H04M 1/15; cable ducts or mountings for telephone or telegraph exchange installations H04Q 1/06)
H02H
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EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS (indicating or signalling undesired working conditions G01R , e.g. G01R 31/00 , G08B; locating faults along lines G01R 31/08; emergency protective devices H01H)
H02J
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CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWERSYSTEMS FOR STORING ELECTRIC ENERGY (power supply circuits for apparatus for measuring X-radiation, gamma radiation, corpuscular radiation or cosmic radiation G01T 1/175; electric power supply circuits specially adapted for use in electronic time-pieces with no moving parts G04G 19/00; for digital computers G06F 1/18; for discharge tubes H01J 37/248; circuits or apparatus for the conversion of electric power, arrangements for control or regulation of such circuits or apparatus H02M; interrelated control of several motors, control of a prime-mover/generator combination H02P; control of high-frequency power H03L; additional use of power line or power network for transmission of information H04B)
H02K
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DYNAMO-ELECTRIC MACHINES (measuring instruments G01; dynamo-electric relays H01H 53/00; conversion of dc or ac input power into surge output power H02M 9/00; loudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers H04R)
H02M
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APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMSCONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWERCONTROL OR REGULATION THEREOF (conversion of current or voltage specially adapted for use in electronic time-pieces with no moving parts G04G 19/02; systems for regulating electric or magnetic variables in general, e.g. using transformers, reactors or choke coils, combination of such systems with static converters G05F; for digital computers G06F 1/00; transformers H01F; connection or control of one converter with regard to conjoint operation with a similar or other source of supply H02J; dynamo-electric converters H02K 47/00; controlling transformers, reactors or choke coils, control or regulation of electric motors, generators or dynamo-electric converters H02P; pulse generators H03K) [4, 5]
H02N
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ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
H02P
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CONTROL OR REGULATION OF ELECTRIC MOTORS, GENERATORS, OR DYNAMO-ELECTRIC CONVERTERSCONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS (structure of the starter, brake, or other control devices, see the relevant subclasses, e.g. mechanical brake F16D , mechanical speed regulator G05D , variable resistor H01C , starter switch H01H; systems for regulating electric or magnetic variables using transformers, reactors or choke coils G05F; arrangements structurally associated with motors, generators, dynamo-electric converters, transformers, reactors or choke coils, see the relevant subclasses, e.g. H01F , H02K; connection or control of one generator, transformer, reactor, choke coil, or dynamo-electric converter with regard to conjoint operation with similar or other source of supply H02J; control or regulation of static converters H02M) [4]
H02P 1/00
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Arrangements for starting electric motors or dynamo-electric converters (H02P 6/00 takes precedence) [4]
H02P 3/00
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Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters (H02P 6/00 takes precedence) [2, 4]
H02P 5/00
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Arrangements for speed regulation of electric motors wherein the motor speed is measured and compared with a given physical value so as to adjust the motor speed
H02P 5/04
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for speed regulation of an individual motor by means of a separate brake
H02P 5/05
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characterised by the use of reluctance motors [6]
H02P 5/06
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for speed regulation of an individual dc dynamo-electric motor by varying field or armature current
H02P 5/08
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. . using centrifugal devices, e.g. switch, resistor
H02P 5/10
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. . using a periodic interrupter, e.g. Tirrill regulator (H02P 5/08 , H02P 5/12 to H02P 5/18 take precedence) [4]
H02P 5/12
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. . using discharge tubes or semiconductor devices (H02P 5/08 takes precedence) [4]
H02P 5/14
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. . . using discharge tubes
H02P 5/16
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. . . using semiconductor devices
H02P 5/162
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. . . . controlling field supply only [4]
H02P 5/165
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. . . . controlling armature supply only [4]
H02P 5/168
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. . . . . using variable impedance [4]
H02P 5/17
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. . . . . using pulse modulation [4]
H02P 5/172
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. . . . . using static converters, e.g. ac to dc [4]
H02P 5/175
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. . . . . . of the kind having one thyristor or the like in series with the power supply and the motor [4]
H02P 5/178
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. . . . controlling armature and field supply [4]
H02P 5/18
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. . using magnetic devices with controllable degree of saturation, i.e. transductors
H02P 5/20
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. . using armature-reaction-excited machines, e.g. metadyne, amplidyne, rototrol
H02P 5/22
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. . using Ward-Leonard set
H02P 5/24
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. . . in which only the generator field is controlled
H02P 5/26
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. . . in which both generator and motor fields are controlled
H02P 5/28
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for speed regulation of an individual ac motor by varying stator or rotor current
H02P 5/30
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. . using centrifugal devices, e.g. switch, resistor
H02P 5/32
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. . using a periodic interrupter (H02P 5/30 takes precedence)
H02P 5/34
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. . by varying frequency of supply to rotor or stator
H02P 5/36
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. . using discharge tubes or semiconductor devices
H02P 5/38
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. . . using discharge tubes
H02P 5/40
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. . . using semiconductor devices (vector- or field-oriented control H02P 21/00) [6]
H02P 5/402
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. . . . controlling supply voltage (H02P 5/418 takes precedence) [4]
H02P 5/405
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. . . . controlling secondary impedance [4]
H02P 5/408
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. . . . controlling supply frequency (H02P 5/418 takes precedence) [4]
H02P 5/41
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. . . . . using dc to ac converters [4]
H02P 5/412
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. . . . . using ac to ac converters without intermediate conversion to dc [4]
H02P 5/415
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. . . . controlling slip energy [4]
H02P 5/418
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. . . . for regulating commutator motors [4]
H02P 5/42
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. . using magnetic devices with controllable degree of saturation, i.e. transductors
H02P 5/44
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. . using brush shifting arrangements
H02P 5/46
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for speed regulation of two or more dynamo-electric motors in relation to one another
H02P 5/48
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. . by comparing mechanical values representing the speeds
H02P 5/50
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. . by comparing electrical values representing the speeds
H02P 5/52
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. . additionally providing control of relative angular displacement
H02P 6/00
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Arrangements for controlling synchronous motors or other dynamo-electric motors with electronic commutators in dependence on the rotor positionElectronic commutators therefor (H02P 8/00 takes precedence; vector- or field-oriented control H02P 21/00) [3, 4, 6]
H02P 7/00
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Arrangements for controlling the speed or torque of electric motors (H02P 1/00 to H02P 6/00 , H02P 8/00 take precedence; speed control in general G05D 13/62) [2]
H02P 8/00
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Arrangements for controlling dynamo-electric motors rotating step by step [2, 6]
H02P 9/00
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Arrangements for controlling electric generators for the purpose of obtaining a desired output (Ward-Leonard arrangements H02P 7/34; feeding a network by two or more generators H02J; for charging batteries H02J 7/14)
H02P 11/00
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Arrangements for controlling dynamo-electric converters (starting H02P 1/00; stopping or slowing H02P 3/00; feeding a network in conjunction with a generator or another converter H02J) [4]
H02P 13/00
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Arrangements for controlling transformers, reactors or choke coils, for the purpose of obtaining a desired output (regulation systems using transformers, reactors or choke coils G05F; transformers H01F; feeding a network in conjunction with a generator or a converter H02J; control or regulation of converters H02M) [4]
H02P 15/00
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Arrangements for controlling dynamo-electric brakes or clutches (controlling speed of dynamo-electric motors by means of a separate brake H02P 5/00 , H02P 7/00)
H02P 17/00
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Arrangements for controlling dynamo-electric gears [3]
H02P 19/00
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Arrangements according to more than one of groups H02P 1/00 , H02P 3/00 , H02P 5/00 or H02P 7/00 [5]
H02P 21/00
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Arrangements for control or regulation of electric motors by control of field orientationVector control [6]
H03
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BASIC ELECTRONIC CIRCUITRY
H04
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ELECTRIC COMMUNICATION TECHNIQUE
H05
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ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

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