| IPC 7 English version |
| B61C-B61C01712 |
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| SECTION B – PERFORMING OPERATIONS; TRANSPORTING |
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| B 61 | RAILWAYS |
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| B 61 C | LOCOMOTIVES; MOTOR RAILCARS (vehicles in general B60; frames or bogies B61F; special railroad equipment for locomotives B61J, B61K) |
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| Note |
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| This subclass covers: |
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| – | general design features or items of locomotives and motor railcars not otherwise provided for; |
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| – | non-electric features of electric locomotives. |
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| Subclass Index |
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| LOCOMOTIVES AND RAILCARS IN GENERAL |
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| Characterised by motive power: |
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| steam; electric; IC or gas turbine |
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| other |
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| Characterised by transmission system |
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| Characterised by type of means applying tractive effort |
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| LOCOMOTIVES AND RAILCARS FOR PARTICULAR USES |
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| DETAILS AND ACCESSORIES |
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| For particular transmission systems |
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| For particular propulsion means |
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| General and not otherwise provided for |
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| FILLING STATIONS FOR AIR OR STEAM ACCUMULATORS |
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| Locomotives or motor railcars in general or characterised by the type of motive power plant used |
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1/ | 00 | Steam locomotives or railcars (characterised by power transmissions B61C 9/00; engines F01; boilers F22B) |
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1/ | 02 | . | of articulated construction; with two or more engines (appliances of booster engines B61C 15/02) |
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1/ | 04 | . | with steam accumulators (steam accumulators F01K) |
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1/ | 06 | . | Streamlining (of coachwork B61D) |
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1/ | 08 | . | Arrangement or disposition of combustion apparatus or accessories therefor |
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1/ | 10 | . | Arrangement or disposition of steam generators |
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1/ | 12 | . | Arrangement or disposition of condensers |
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1/ | 14 | . | Arrangement or disposition of exhaust apparatus |
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3/ | 00 | Electric locomotives or railcars (characterised by power transmission B61C 9/00; electrical features B60L, H02) |
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3/ | 02 | . | with electric accumulators |
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5/ | 00 | Locomotives or motor railcars with IC engines or gas turbines (characterised by power transmission B61C 9/00; engines F02) |
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5/ | 02 | . | Arrangement or disposition of intakes and apparatus for supplying, circulating, or filtering air for combustion or engine-cooling purposes |
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5/ | 04 | . | Arrangement or disposition of exhaust apparatus |
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7/ | 00 | Other locomotives or motor railcars |
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7/ | 02 | . | Locomotives or motor railcars with pneumatic accumulators |
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7/ | 04 | . | Locomotives or motor railcars with two or more different kinds or types of engines, e.g. steam and IC engines |
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8/ | 00 | Filling stations for steam- or pneumatic-accumulator locomotives or motor railcars |
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9/ | 00 | Locomotives or motor railcars characterised by the type of transmission system used; Transmission systems specially adapted for locomotives or motor railcars (machine elements F16) |
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9/ | 02 | . | Transmission systems in or for locomotives or motor railcars with reciprocating-piston steam engines |
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9/ | 04 | . | . | consisting of cranked axles and coupling-rods |
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9/ | 06 | . | . | having toothed, chain, friction, or belt gearing |
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9/ | 08 | . | Transmission systems in or for locomotives or motor railcars with IC reciprocating-piston engines |
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9/ | 10 | . | . | mechanical (combined with hydraulic gearing B61C 9/14) |
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9/ | 12 | . | . | . | with change-speed gearing |
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9/ | 14 | . | . | hydraulic, including combinations with mechanical gearing |
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9/ | 16 | . | . | . | using gearing of the hydrostatic type |
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9/ | 18 | . | . | . | using gearing of the hydrokinetic type |
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9/ | 20 | . | . | . | . | with mechanical change-speed gearing |
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9/ | 22 | . | . | pneumatic |
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9/ | 24 | . | . | electric (B61C 9/38 takes precedence) |
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9/ | 26 | . | . | with transmission shafts at an angle to the driving axles |
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9/ | 28 | . | Transmission systems in or for locomotives or motor railcars with rotary prime movers, e.g. turbines |
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9/ | 30 | . | . | mechanical (combined with hydraulic gearing B61C 9/34) |
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9/ | 32 | . | . | . | with change-speed gearing |
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9/ | 34 | . | . | hydraulic, including combinations with mechanical gearing |
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9/ | 36 | . | . | electric (B61C 9/38 takes precedence) |
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9/ | 38 | . | Transmission systems in or for locomotives or motor railcars with electric motor propulsion (electrical features B60L, H02) |
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9/ | 40 | . | . | with cranked axles and coupling-rods |
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9/ | 42 | . | . | hydraulic |
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9/ | 44 | . | . | with hollow transmission shaft concentric with wheel axis |
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9/ | 46 | . | . | with motors forming parts of wheels |
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9/ | 48 | . | . | with motors supported on vehicle frames and driving axles, e.g. axle or nose suspension |
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9/ | 50 | . | . | . | in bogies |
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9/ | 52 | . | . | with transmission shafts at an angle to the driving axles |
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| Locomotives or motor railcars characterised by the type of means applying the tractive effort, or by their application to special railway systems or purposes |
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11/ | 00 | Locomotives or motor railcars characterised by the type of means applying the tractive effort; Arrangement or disposition of running gear other than normal driving wheels (construction of wheels B60B) |
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11/ | 02 | . | tractive effort applied to cables or chains |
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11/ | 04 | . | tractive effort applied to racks |
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11/ | 06 | . | tractive effort applied or supplied by aerodynamic force or fluid reaction, e.g. air-screws or jet or rocket propulsion |
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13/ | 00 | Locomotives or motor railcars characterised by their application to special systems or purposes (B61C 11/00 takes precedence; self-propelled scaffold cars, break-down cranes, inspection trolleys B61D 15/00; general design of track recording vehicles B61K 9/00) |
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13/ | 02 | . | for towing or transporting ships or for like special purposes |
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13/ | 04 | . | for elevated railways with rigid rails (B61C 13/08 takes precedence) |
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13/ | 06 | . | for railways with suspended flexible tracks, e.g. rope railways |
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13/ | 08 | . | for saddle or like balanced-type railways |
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| Details or accessories not otherwise provided for |
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15/ | 00 | Maintaining or augmenting the starting or braking power by auxiliary devices and measures; Preventing wheel slippage; Controlling distribution of tractive effort between driving wheels (propelling locomotives or motor railcars by special means B61C 11/00; driving wheels with non-slipping devices B60B; brakes B61H; wetting or lubricating rails B61K) |
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15/ | 02 | . | by auxiliary driving wheels; by temporary coupling or use of flywheels or booster engines |
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15/ | 04 | . | by controlling wheel pressure, e.g. by movable weights or heavy parts or by magnetic devices (magnetic brakes B61H) |
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15/ | 06 | . | . | by displacing fuel, ballast, or the like |
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15/ | 08 | . | Preventing wheel slippage (adjusting wheel-braking force to prevent wheel slippage B60T 8/00) |
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15/ | 10 | . | . | by depositing sand or like friction-increasing materials (for vehicles in general B60B; combined control of sanding apparatus and brakes B61H) |
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15/ | 12 | . | . | by reducing the driving power |
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15/ | 14 | . | controlling distribution of tractive effort between driving wheels |
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17/ | 00 | Arrangement or disposition of parts; Details or accessories not otherwise provided for; Use of control gear and control systems [2] |
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17/ | 02 | . | Bunkers; Tanks; Tenders (coachwork B61D); Water or fuel pick-up or scoop apparatus; Water or fuel supply fittings (trackside installations, e.g. bunkers, tanks, for filling locomotives with sand or water B61K 11/00) |
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17/ | 04 | . | Arrangement or disposition of driving cabins, footplates, or engine rooms; Ventilation thereof (driving cabins or accessories B61D) |
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17/ | 06 | . | Power storing devices |
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17/ | 08 | . | Lubrication systems (in general F16N) |
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17/ | 10 | . | Connecting-rods for driving wheels; Arrangements of their bearings (connecting-rods or bearings, in general F16C 7/00, F16C 9/04) |
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17/ | 12 | . | Control gear; Arrangements for controlling locomotives from remote points in the train or when operating in multiple units (control from points outside the train B61L 3/00; fluid-actuated telemotors, servomotors F15B; control devices in general G05) |
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