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Patent (860664) 860664
Journal Article (265) 265
Magazine Article (77) 77
Book Chapter (43) 43
Conference Proceeding (7) 7
Book / eBook (5) 5
Dissertation (2) 2
Government Document (1) 1
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mechanical engineering (853659) 853659
heating (853651) 853651
blasting (853650) 853650
lighting (853650) 853650
weapons (853650) 853650
engineering elements and units (495963) 495963
general measures for producing and maintaining effectivefunctioning of machines or installations (495963) 495963
thermal insulation in general (495963) 495963
machines or engines for liquids (377969) 377969
or a reactive propulsive thrust, not otherwise provided for (377969) 377969
producing mechanical power (377969) 377969
wind, spring weight and miscellaneous motors (377969) 377969
performing operations (234713) 234713
transporting (234713) 234713
electricity (230012) 230012
generation (209639) 209639
conversion or distribution of electric power (209638) 209638
general tagging of cross-sectional technologies spanning over several sections of the ipc (193348) 193348
general tagging of new technological developments (193348) 193348
technical subjects covered by former uspc cross-reference art collections [xracs] and digests (193348) 193348
wind motors (180303) 180303
gearing (159677) 159677
technologies or applications for mitigation or adaptation againstclimate change (132535) 132535
reduction of greenhouse gas [ghg] emissions, related to energygeneration, transmission or distribution (112546) 112546
dynamo-electric machines (102329) 102329
physics (78046) 78046
technical subjects covered by former uspc (77512) 77512
joints or fittings for pipes (74167) 74167
means for thermal insulation in general (74167) 74167
pipes (74167) 74167
supports for pipes, cables or protective tubing (74167) 74167
vehicles in general (73600) 73600
mechanical-power producing devices or mechanisms, nototherwise provided for or using energy sources not otherwiseprovided for (70606) 70606
spring, weight, inertia or like motors (70606) 70606
hand tools (67949) 67949
manipulators (67949) 67949
portable power-driven tools (67949) 67949
brakes (65858) 65858
clutches (65858) 65858
couplings for transmitting rotation (65858) 65858
technical subjects covered by former us classification (65445) 65445
installation of electric cables or lines, or of combinedoptical and electric cables or lines (63929) 63929
shafts (59857) 59857
bearings (59362) 59362
elements or crankshaft mechanisms (59362) 59362
flexible shafts (59362) 59362
rotary bodies other than gearing elements (59362) 59362
indexing schemes relating to engines or pumps in varioussubclasses of classes f01-f04 (58930) 58930
indexing scheme relating to machines or engines other thannon-positive-displacement machines or engines, to wind motors,to non-positive displacement pumps, and to generating combustionproducts of high pressure or high velocity (53973) 53973
devices for fastening or securing constructional elements ormachine parts together, e.g. nails, bolts, circlips, clamps,clips, wedges, joints or jointing (53957) 53957
fixed constructions (45065) 45065
positive displacement machines for liquids (40785) 40785
pumps for liquids or elastic fluids (40785) 40785
actuating-floats (40314) 40314
cocks (40314) 40314
devices for venting or aerating (40314) 40314
taps (40314) 40314
valves (40314) 40314
arrangement or mounting of plural diverse prime-movers invehicles (38931) 38931
arrangement or mounting of propulsion units or oftransmissions in vehicles (38931) 38931
arrangements in connection with cooling, air intake, gasexhaust or fuel supply of propulsion units, in vehicles (38931) 38931
auxiliary drives for vehicles (38931) 38931
instrumentation or dashboards for vehicles (38931) 38931
engine plants in general (38846) 38846
machines or engines in general (38846) 38846
steam engines (38846) 38846
testing (37896) 37896
measuring (37888) 37888
tools or bench devices not otherwise provided for, forfastening, connecting, disengaging or holding (34360) 34360
means for damping vibration (33970) 33970
shock-absorbers (33970) 33970
springs (33970) 33970
human necessities (32408) 32408
combustion engines (30420) 30420
hot-gas or combustion-product engine plants (30420) 30420
basic electric elements (30017) 30017
positive-displacement engines driven by liquids (26992) 26992
aircraft (23849) 23849
aviation (23849) 23849
cosmonautics (23849) 23849
measuring force, stress, torque, work, mechanical power,mechanical efficiency, or fluid pressure (21397) 21397
machine tools (19538) 19538
metal-working not otherwise provided for (19538) 19538
frames, casings, or beds of engines or other machines orapparatus not specific to an engine, machine, or apparatusprovided for elsewhere (19478) 19478
stands or supports (19478) 19478
climate change mitigation technologies related totransportation (19403) 19403
pumps (19188) 19188
control or regulation of electric motors, electric generatorsor dynamo-electric converters (17962) 17962
controlling transformers, reactors or choke coils (17962) 17962
cylinders (17922) 17922
pistons (17921) 17921
sealings (17921) 17921
conjoint control of vehicle sub-units of different type ordifferent function (17853) 17853
control systems specially adapted for hybrid vehicles (17853) 17853
road vehicle drive control systems for purposes not related tothe control of a particular sub-unit (17853) 17853
chambers provided with manipulation devices (17500) 17500
technical subjects covered by former uspc cross-reference artcollections [xracs] and digests (17069) 17069
land vehicles for travelling otherwise than on rails (15916) 15916
arrangements or mounting of power plants or propulsiontransmissions in aircraft (15768) 15768
equipment for fitting in or to aircraft (15768) 15768
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English (725301) 725301
Chinese (166385) 166385
French (146157) 146157
German (123862) 123862
Korean (37897) 37897
Japanese (30798) 30798
Spanish (18214) 18214
Russian (15168) 15168
Portuguese (8768) 8768
Danish (6000) 6000
Swedish (4641) 4641
Italian (3850) 3850
Norwegian (3013) 3013
Finnish (2800) 2800
Polish (2507) 2507
Dutch (2095) 2095
Romanian (1380) 1380
Ukrainian (1037) 1037
Czech (891) 891
Greek (744) 744
Turkish (579) 579
Hungarian (403) 403
Slovak (320) 320
Slovenian (318) 318
Bulgarian (289) 289
Croatian (279) 279
Serbian (272) 272
Latvian (194) 194
Lithuanian (163) 163
Arabic (138) 138
Hebrew (127) 127
Icelandic (68) 68
Estonian (55) 55
Indonesian (45) 45
Moldavian (16) 16
Bosnian (1) 1
Luxembourgish (1) 1
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