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IPC-Stelle: F01C 20/00 Hauptgruppe [Version 2010.01, Sprache EN - English]

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Symbol		Titel
A Hierarchieinformationen		SECTION A — HUMAN NECESSITIES
B Hierarchieinformationen		SECTION B — PERFORMING OPERATIONS; TRANSPORTING
C Hierarchieinformationen		SECTION C — CHEMISTRY; METALLURGY
D Hierarchieinformationen		SECTION D — TEXTILES; PAPER
E Hierarchieinformationen		SECTION E — FIXED CONSTRUCTIONS
F Hierarchieinformationen		SECTION F — MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
F01 Hierarchieinformationen		ENGINES OR PUMPS
F01 Hierarchieinformationen		MACHINES OR ENGINES IN GENERAL (combustion engines F02; machines for liquids F03, F04); ENGINE PLANTS IN GENERAL; STEAM ENGINES
F01B Hierarchieinformationen		MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES (of rotary-piston or oscillating-piston type F01C; of non-positive-displacement type F01D; internal-combustion aspects of reciprocating-piston engines F02B 57/00, F02B 59/00; crankshafts, crossheads, connecting-rods F16C; flywheels F16F; gearings for interconverting rotary motion and reciprocating motion in general F16H; pistons, piston-rods, cylinders, for engines in general F16J)
F01C Hierarchieinformationen		ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES (internal-combustion aspects F02B 53/00, F02B 55/00)
F01C 1/00 Hierarchieinformationen		Rotary-piston machines or engines (with axes of co-operating members non-parallel F01C 3/00; with the working-chamber walls at least partly resiliently deformable F01C 5/00; with fluid ring or the like F01C 7/00; rotary-piston machines or engines in which the working fluid is exclusively displaced by, or exclusively displaces, one or more reciprocating pistons F01B 13/00)
F01C 3/00 Hierarchieinformationen		Rotary-piston machines or engines with non-parallel axes of movement of co-operating members (with the working-chamber walls being at least partly resiliently deformable F01C 5/00)
F01C 5/00 Hierarchieinformationen		Rotary-piston machines or engines with the working-chamber walls at least partly resiliently deformable
F01C 7/00 Hierarchieinformationen		Rotary-piston machines or engines with fluid ring or the like
F01C 9/00 Hierarchieinformationen		Oscillating-piston machines or engines
F01C 11/00 Hierarchieinformationen		Combinations of two or more machines or engines, each being of rotary-piston or oscillating-piston type (F01C 13/00 takes precedence; combinations of two or more pumps F04; fluid gearing F16H)
F01C 13/00 Hierarchieinformationen		Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby (aspects predominantly concerning driven devices, see the relevant classes for these devices)
F01C 17/00 Hierarchieinformationen		Arrangements for drive of co-operating members, e.g. for rotary piston and casing
F01C 19/00 Hierarchieinformationen		Sealing arrangements in rotary-piston machines or engines (sealings in general F16J)
F01C 20/00 Hierarchieinformationen		Control of, monitoring of, or safety arrangements for, machines or engines [2006.01]
F01C 20/02 Hierarchieinformationen		. specially adapted for several machines or engines connected in series or in parallel [2006.01]
F01C 20/04 Hierarchieinformationen		. specially adapted for reversible machines or engines [2006.01]
F01C 20/06 Hierarchieinformationen		. specially adapted for stopping, starting, idling or no-load operation [2006.01]
F01C 20/08 Hierarchieinformationen		. characterised by varying the rotational speed [2006.01]
F01C 20/10 Hierarchieinformationen		. characterised by changing the positions of the inlet or outlet openings with respect to the working chamber [2006.01]
F01C 20/12 Hierarchieinformationen		. . using sliding valves [2006.01]
F01C 20/14 Hierarchieinformationen		. . using rotating valves [2006.01]
F01C 20/16 Hierarchieinformationen		. . using lift valves [2006.01]
F01C 20/18 Hierarchieinformationen		. characterised by varying the volume of the working chamber (by changing the positions of inlet or outlet openings F01C 20/10) [2006.01]
F01C 20/20 Hierarchieinformationen		. . by changing the form of the inner or outer contour of the working chamber [2006.01]
F01C 20/22 Hierarchieinformationen		. . by changing the eccentricity between cooperating members [2006.01]
F01C 20/24 Hierarchieinformationen		. characterised by using valves regulating pressure or flow rate, e.g. discharge valves (F01C 20/10 takes precedence) [2006.01]
F01C 20/26 Hierarchieinformationen		. . using bypass channels [2006.01]
F01C 20/28 Hierarchieinformationen		. Safety arrangements; Monitoring [2006.01]
F01C 21/00 Hierarchieinformationen		Component parts, details, or accessories, not provided for in groups F01C 1/00-F01C 20/00
F01D Hierarchieinformationen		NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES (machines or engines for liquids F03; non-positive-displacement pumps F04D)
F01K Hierarchieinformationen		STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES (gas-turbine or jet-propulsion plants F02; steam generation F22; nuclear power plants, engine arrangements therein G21D)
F01L Hierarchieinformationen		CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES (valves in general F16K)
F01M Hierarchieinformationen		LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL-COMBUSTION ENGINES; CRANKCASE VENTILATING [2]
F01N Hierarchieinformationen		GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES (arrangements in connection with gas exhaust of propulsion units in vehicles B60K 13/00; combustion-air intake silencers specially adapted for, or arranged on, internal-combustion engines F02M 35/00; protecting against, or damping, noise in general G10K 11/16)
F01P Hierarchieinformationen		COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES (arrangements in connection with cooling of propulsion units in vehicles B60K 11/00; heat-transfer, heat-exchange or heat-storage materials C09K 5/00; heat-exchange in general, radiators F28)
F02 Hierarchieinformationen		COMBUSTION ENGINES (cyclically operating valves therefor, lubricating, exhausting, or silencing engines F01); HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
F03 Hierarchieinformationen		MACHINES OR ENGINES FOR LIQUIDS (for liquids and elastic fluids F01; positive-displacement machines for liquids F04); WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
F04 Hierarchieinformationen		POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS (portable fire extinguishers with manually-operated pumps A62C 11/00, with power-driven pumps A62C 25/00; charging or scavenging combustion engines by pumps F02B; engine fuel-injection pumps F02M; ion pumps H01J 41/12; electrodynamic pumps H02K 44/02)
F15 Hierarchieinformationen		ENGINEERING IN GENERAL
F15 Hierarchieinformationen		FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
F16 Hierarchieinformationen		ENGINEERING ELEMENTS OR UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
F17 Hierarchieinformationen		STORING OR DISTRIBUTING GASES OR LIQUIDS (water supply E03B)
F21 Hierarchieinformationen		LIGHTING; HEATING
F21 Hierarchieinformationen		LIGHTING (electric aspects or elements, see section H, e.g. electric light sources H01J, H01K, H05B)
F22 Hierarchieinformationen		STEAM GENERATION (chemical or physical apparatus for generating gases B01J; chemical generation of gas, e.g. under pressure, Section C; removal of combustion products or residues, e.g. cleaning of the combustion contaminated surfaces of tubes of boilers, F23J; generating combustion products of high pressure or high velocity F23R; water heaters not for steam generation F24H, F28; cleaning of internal or external surfaces of heat-transfer conduits, e.g. water tubes of boilers, F28G)
F23 Hierarchieinformationen		COMBUSTION APPARATUS; COMBUSTION PROCESSES
F24 Hierarchieinformationen		HEATING; RANGES; VENTILATING (protecting plants by heating in gardens, orchards, or forests A01G 13/06; baking ovens and apparatus A21B; cooking devices other than ranges A47J; forging B21J, B21K; specially adapted for vehicles, see the relevant subclasses of classes B60-B64; combustion apparatus in general F23; drying F26B; ovens in general F27; electric heating elements or arrangements H05B)
F25 Hierarchieinformationen		REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION OR SOLIDIFICATION OF GASES
F26 Hierarchieinformationen		DRYING
F27 Hierarchieinformationen		FURNACES; KILNS; OVENS; RETORTS (specially adapted for a purpose covered by a single other class and specifically mentioned in that class, see the class in question, e.g. bakery ovens A21B, glass melting furnaces C03B, coke or gas-making apparatus C10B, C10J, apparatus for cracking hydrocarbons C10G, blast furnaces C21B, converters for making steel C21C, furnaces for heat treatment of metal C21D; furnaces for electroslag or arc remelting of metals C22B 9/00; enamelling ovens C23D; combustion apparatus F23; electric heating H05B) [4]
F28 Hierarchieinformationen		HEAT EXCHANGE IN GENERAL (heat-transfer, heat-exchange or heat-storage materials C09K 5/00; arrangement or mounting of heat-exchangers in air-conditioning, air-humidification or ventilation F24F 13/30)
F41 Hierarchieinformationen		WEAPONS; BLASTING
F41 Hierarchieinformationen		WEAPONS
F42 Hierarchieinformationen		AMMUNITION; BLASTING
F99 Hierarchieinformationen		SUBJECT MATTER NOT OTHERWISE PROVIDED FOR IN THIS SECTION [2006.01]
G Hierarchieinformationen		SECTION G — PHYSICS
H Hierarchieinformationen		SECTION H — ELECTRICITY

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