Derwent World Patents Index (DWPI) - EPI ... - Thomson Reuters
Derwent World Patents Index (DWPI) - EPI ... - Thomson Reuters Derwent World Patents Index (DWPI) - EPI ... - Thomson Reuters
1262 Appendix 4: Concise guide to EPI and mechanical transportation classification Q2 SPECIAL VEHICLES Includes mechanical aspects of special vehicles. Q21 Railways Track construction. Station/platform equipment. Monorail, elevated, rope/cable, tramway, funicular, rack railways. Propulsion. Passenger carriage, freight car, wagon, hopper, buffer car. Superstructures, underframes, bogies, doors, windows. Brake systems. Accessories. HVAC, sanitation. Railway servicing, maintenance, manufacture, assembly. Train control. Level crossings, gates, signals, points. (B60L-M, B61) Q22 Hand/foot/animal drawn vehicles Hand carts, wheelbarrows. Perambulators. Sledges/ice boats. Wheelchairs. Foot propelled vehicles. Horse-drawn carts. (B62B-C) Q24 Ships; Waterborne vessels; Related equipment Hulls, frames, keels, decks, bulkheads, masts. Windows, doors, hatches, port holes. Accessories. Heating/ventilating/airconditioning. Sanitation. Desalination plants. Safety equipment, fire-fighting, lifeboats, life vests. Mooring/anchoring. Ship propulsion, propellers, engines, steering. Boats, submarines, hovercraft, surfboards, canoes. Harbour, dock, pier, jetty, boat hoist. Marine vessel servicing, maintenance, manufacture, assembly. (B63) Q25 Aircraft; aviation; cosmonautics Aircraft construction, fuselage, hull, wings. Doors, windows, undercarriage. Accessories. Sanitation, toilets, shower, HVAC. Safety systems, fire-fighting, oxygen supply, escape slide, parachute. Aircraft propulsion and steering. Altitude/attitude control, flaps, control surfaces. Balloon, helicopter, glider, military, commercial aircraft. Ground equipment, hangar, runway construction. Space vehicles. Aircraft/spacecraft servicing, maintenance, manufacture, assembly. (B64)
EPI Manual Codes 2011 1263 Part 3 Q5 ENGINES; PUMPS; COMPRESSORS; FLUID PRESSURE ACTUATORS Includes engines, pumps, compressors, actuators etc. of relevance to the transportation area. Q51 Internal combustion engines; Reciprocating engines; Rotary engines Internal combustion engines. Reciprocating, rotary, oscillating piston engines. Hot gas positive displacement engines, steam engines. Pistons and cylinders. Valves and valve drive arrangements. IC engine cooling/lubricating. Fuel systems. Ignition systems. Exhaust systems, silencing, pollution control. (F01, F02B,D,F,G,M,N,P) Q52 Reaction engines: External combustion; Gas turbines; Rockets Gas turbine, turbofan, turboprop, RAMJET, rocket engines. Pulse detonation engines. External combustion engines, steam turbines. Rotors, stators, nozzles, nacelles, afterburners. Fuel systems. Ignition systems. Lubrication and cooling. (F01D, F02C, F02K, F02M) Q53 Positive displacement fluid engines (i.e. driven by fluid) Liquid driven positive displacement engines and motors. Reciprocating, rotary, oscillating piston engines. Valves, pistons, cylinders, seals. (F03C) Q54 Non-positive displacement fluid engines (i.e. driven by fluid); Miscellaneous motors and machines for producing mechanical power/thrust Liquid driven non-positive displacement engines and motors. Impulse, reaction, friction, endless chain type engines. Waterwheels, water turbines. Francis, Kaplan and propeller turbines. Spring motors. Gravity/inertia motors. Wind, solar, geothermal, muscle power motors. (F03B,D,G,H) Q55 Positive displacement fluid machines/pumps/compressors (i.e. for driving fluid) Positive displacement pumps, compressors. Scroll compressors. Reciprocating, rotary or oscillating piston machines. Valves, seals, rotors, casings. (F04B,C) Q56 Non-positive displacement fluid machines/pumps/compressors (i.e. for driving fluid) Radial flow, axial flow, jet and diffusion pumps and compressors. Fans. Siphons. Shafts, bearings, rotors, casings, cavitation reducers. (F04D,F) Q57 Fluid pressure actuators; Hydraulic/pneumatics in general Telemotors. Servomotors. Pyrotechnic actuators Controlling fluid flow. Hydraulics. (F15)
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<strong>EPI</strong> Manual Codes 2011 1263<br />
Part 3<br />
Q5 ENGINES; PUMPS; COMPRESSORS; FLUID PRESSURE ACTUATORS<br />
Includes engines, pumps, compressors, actuators etc. of relevance to the transportation area.<br />
Q51 Internal combustion engines;<br />
Reciprocating engines; Rotary engines<br />
Internal combustion engines. Reciprocating,<br />
rotary, oscillating piston engines. Hot gas<br />
positive displacement engines, steam engines.<br />
Pistons and cylinders. Valves and valve drive<br />
arrangements. IC engine cooling/lubricating.<br />
Fuel systems. Ignition systems. Exhaust systems,<br />
silencing, pollution control.<br />
(F01, F02B,D,F,G,M,N,P)<br />
Q52 Reaction engines: External combustion;<br />
Gas turbines; Rockets<br />
Gas turbine, turbofan, turboprop, RAMJET,<br />
rocket engines. Pulse detonation engines.<br />
External combustion engines, steam turbines.<br />
Rotors, stators, nozzles, nacelles, afterburners.<br />
Fuel systems. Ignition systems. Lubrication and<br />
cooling.<br />
(F01D, F02C, F02K, F02M)<br />
Q53 Positive displacement fluid engines (i.e.<br />
driven by fluid)<br />
Liquid driven positive displacement engines and<br />
motors. Reciprocating, rotary, oscillating piston<br />
engines. Valves, pistons, cylinders, seals.<br />
(F03C)<br />
Q54 Non-positive displacement fluid engines<br />
(i.e. driven by fluid);<br />
Miscellaneous motors and machines for<br />
producing mechanical power/thrust Liquid<br />
driven non-positive displacement engines and<br />
motors. Impulse, reaction, friction, endless chain<br />
type engines. Waterwheels, water turbines.<br />
Francis, Kaplan and propeller turbines. Spring<br />
motors. Gravity/inertia motors. Wind, solar,<br />
geothermal, muscle power motors.<br />
(F03B,D,G,H)<br />
Q55 Positive displacement fluid<br />
machines/pumps/compressors (i.e. for<br />
driving fluid)<br />
Positive displacement pumps, compressors.<br />
Scroll compressors. Reciprocating, rotary or<br />
oscillating piston machines. Valves, seals, rotors,<br />
casings.<br />
(F04B,C)<br />
Q56 Non-positive displacement fluid<br />
machines/pumps/compressors (i.e. for<br />
driving fluid)<br />
Radial flow, axial flow, jet and diffusion pumps<br />
and compressors. Fans. Siphons. Shafts,<br />
bearings, rotors, casings, cavitation reducers.<br />
(F04D,F)<br />
Q57 Fluid pressure actuators;<br />
Hydraulic/pneumatics in general<br />
Telemotors. Servomotors. Pyrotechnic actuators<br />
Controlling fluid flow. Hydraulics.<br />
(F15)
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