E02F   1/00		ﵡޤںˤܹˡ̡ˡţģιˡţá	General working methods with dredgers or soil-shifting machines(methods for making embankments <b>E02D17/18</b>; methods for mining <b>E21C</b>)	775
E02F   3/00		ﵡںüŪѣţƣ¾κι۵ޤ֣ţáȥͥѣţġ	Dredgers; Soil-shifting machines(for special purposes <b>E02F5/00</b>; other machines or apparatus for mining <b>E21C</b>; tunnelling <b>E21D</b>)	1237
E02F   3/02		ˤ	hand-operated	2121
E02F   3/04		ư϶ưˤ	mechanically-driven	1238
E02F   3/06		凉塼ͭ	with digging screws	1049
E02F   3/08		ɥ쥹ˤĤǤͭΡʥ٥£ǡ	with digging elements on an endless chain(conveyors <b>B65G</b>)	1955
E02F   3/10		ιͭ	with tools that only loosen the material	445
E02F   3/12			Component parts	393
E02F   3/14		Хåȡ󡨥ХåȤޤϥΤΰ񡨥ζư	Buckets; Chains; Guides for buckets or chains; Drives for chains	1441
E02F   3/16		ޤ֡ʰְ̣ƣС̣ǣ	Safety or control devices(safety devices in general <b>F16P</b>; controlling in general <b>G05</b>)	247
E02F   3/18		β˲ž뷡ؤͭ	with digging wheels turning round an axis	2662
E02F   3/20		ιͭ	with tools that only loosen the material	1114
E02F   3/22			Component parts	545
E02F   3/24		ءؤηǡؤζư	Digging wheels; Digging elements of wheels; Drives for wheels	1943
E02F   3/26		ޤ֡ʰְ̣ƣС̣ǣ	Safety or control devices(safety devices in general <b>F16P</b>; controlling in general <b>G05</b>)	487
E02F   3/28		ǥåѡޤϥХåȥ˼դٺ㡥ǥåѡХåȡͭΡΣ	with digging tools mounted on a dipper- or bucket-arm, e.g. dippers, buckets	4831
E02F   3/30		һФ˿夵줿ǥåѡͭ	with a dipper-arm pivoted on a cantilever beam	2948
E02F   3/32		βӵؤưǺȤʤΡ㡥Хåۡ	working downwardly and towards the machine, e.g. with backhoes	3975
E02F   3/34		ȥ饯ޤϼȤľܿ夵줿ХåȥͭΡΣ	with bucket-arms directly pivoted on the frames of tractors or self-propelled machines	3665
E02F   3/342		СإåɤǤХåȤĤΡʣţƣţƣͥˡΣ	Buckets emptying overhead(<b>E02F3/348 to E02F3/358</b>  take precedence)	539
E02F   3/345		¦ˤХåȤĤΡʣţƣţƣͥˡΣ	Buckets emptying side-ways(<b>E02F3/348 to E02F3/358</b>  take precedence)	273
E02F   3/348		ޤϱ֤ˤХåȤĤΡΣ	Buckets emptying into a collecting or conveying device	662
E02F   3/352		ꤵ줿˱äưХåȤĤΡΣ	Buckets movable along a fixed guide	259
E02F   3/355		ȥ饯θüϢ뤵줿ХåȤĤΡΣ	Buckets connected to the rear end of a tractor	260
E02F   3/358		ȥ饯Ȥΰʤ˿夵줿ХåȥĤΡΣ	Bucket-arms pivoted on a turntable being part of a tractor frame	226
E02F   3/36			Component parts	11159
E02F   3/38		һФꡨǥåѡࡨХåȥΣ	Cantilever beams; Dipper-arms; Bucket-arms	5597
E02F   3/39		̥ͭΡΣ	with telescopic arms	872
E02F   3/40		ǥåѡХåȡΣ	Dippers; Buckets	10049
E02F   3/407		ӽ֤ͭΡΣ	with ejecting device	1162
E02F   3/413		֤ͭΡʥ졼ѤΥֵ£áˡΣ	with grabbing device(grab equipment for cranes <b>B66C</b>)	2285
E02F   3/42		ǥåѡХåȡǥåѡޤϥХåȥζưΡΣ	Drives for dippers, buckets, dipper-arms or bucket-arms	5968
E02F   3/43		ǥåѡޤϥХåȤΰ֤桨ưΣ	Control of dipper or bucket position; Control of sequence of drive operations	7095
E02F   3/46		֥ޤϴ夲פˤäƱư뷡ޤϤϤȤǤͭΡΣ	with reciprocating digging or scraping elements moved by cables or hoisting ropes	428
E02F   3/47		֥ХåȤͭΡʥ졼ѤΥֵ£áˡΣ	with grab buckets(grab equipment for cranes <b>B66C</b>)	1500
E02F   3/48		ɥ饰饤	Drag-lines	719
E02F   3/50		Ǥʰ⵰ˤäưХåȤޤϤ¾ηǤͭ	with buckets or other digging elements moved along a rigid guideway	213
E02F   3/52		ƻﵡʥ֥륯졼£á	Cableway excavators(cable cranes <b>B66C</b>)	152
E02F   3/54		֥륹졼	Cable scrapers	530
E02F   3/56		楹졼ѤޤϤ¾ηǤͭ	with hand-controlled scraper or other digging elements	67
E02F   3/58			Component parts	658
E02F   3/60		Хåȡ졼ѤޤϤ¾η	Buckets, scrapers, or other digging elements	1298
E02F   3/627		ȥ饯ޤμ˥֡ޤϥϢ뤹褦ˤ֡Σ	Devices to connect beams or arms to a tractor or similar self-propelled machine	1019
E02F   3/633		ΤζưΡΣ	Drives therefor	21
E02F   3/64		Хåȼ֡ʤ졼ѡܡͭΡΣ	Bucket cars, i.e. having scraper bowls	2781
E02F   3/65		ǡ㡥ưΡ֡Σ	Component parts, e.g. drives, control devices	662
E02F   3/76		졼֥ɡޤϥ졼ѡĤޤϥץ饦Τ褦Ǥͭ뤽¾ʪھȣ¡ˡϤʤ餷֡Σ	Graders, bulldozers, or the like with scraper plates or ploughshare-like elements(soil working <b>A01B</b>);Levelling devices	8986
E02F   3/78		ž뷡Ǥͭ	with rotating digging elements	325
E02F   3/80			Component parts	2902
E02F   3/815		֥졼ɡϤʤ餷Σ	Blades; Levelling tools	4483
E02F   3/84		ΤζưΤޤ	Drives or control devices therefor	3192
E02F   3/85		尵ޤ϶α	Applications of hydraulic or pneumatic systems	1856
E02F   3/88		ۤߤޤϲ夲̤ˤäƺư֤ͭΡ㡥޴صʥݥװ̣ƣ	with arrangements acting by a sucking or forcing effect, e.g. suction dredgers(pumps in general <b>F04</b>)	13766
E02F   3/90		ʡ㡥ưΡ	Component parts, e.g. drives, control devices	9014
E02F   3/92		ǡ㡥ۤ߸	Digging elements, e.g. suction heads	8490
E02F   3/94		󤻤ʪδʬΥ	Apparatus for separating stones from the dredged material	852
E02F   3/96		ۤʤ뷡Ǥߤ˻Ѥ뤿֤ͭ	with arrangements for alternate use of different digging elements	7559
E02F   5/00		üŪѷﵡޤüŪں	Dredgers or soil-shifting machines for special purposes	2868
E02F   5/02		¤ޤϹ¤ηѡʤΩƺȤΤѥץ饦£	for digging trenches or ditches(agricultural ploughs for working ridges <b>A01B13/02</b>)	7349
E02F   5/04		凉塼ͭ	with digging screws	853
E02F   5/06		ɥ쥹˼դǤͭ	with digging elements mounted on an endless chain	2525
E02F   5/08		β˲ž뷡ؤͭ	with digging wheels turning round an axis	3224
E02F   5/10		¤䶯뤿֤ͭΡϩޤȤ߹碌뤿֤ޤϴϩޤϥ֥ߤ뤿֤ͭΡʴɤߤ켫Σƣ̣ɤθǤκ켫Σƣ̣ŵ֥ߤ켫ΣȣǣˡΣ	with arrangements for reinforcing trenches or ditches; with arrangements for making or assembling conduits or for laying conduits or cables(laying pipes <u>per se</u><b>F16L1/00</b>; making pipes <u>in situ</u><b>F16L1/038</b>; laying electric cables <u>per se</u><b>H02G1/06</b>)	5395
E02F   5/12		¤ޤϷᤷ֤ĤΡʣţƣͥˡΣ	with equipment for back-filling trenches or ditches(<b>E02F5/10</b> takes precedence)	973
E02F   5/14		·ѹʡ㡥ؼ	Component parts for trench excavators, e.g. indicating devices	3970
E02F   5/16		ھؤΤ¾η򷡺魯뤿ε﹦ţ	Machines for digging other holes in the soil(earth drilling <b>E21</b>)	460
E02F   5/18			for horizontal holes	1781
E02F   5/20		ķ	for vertical holes	1999
E02F   5/22		ѡᤷѡʹ·굡ȷ礷Σţƣ	for making embankments; for back-filling(in combination with trench excavators <b>E02F5/12</b>)	1225
E02F   5/24		ڼ˷ʪѤ߾夲	Depositing dredged material in mounds	106
E02F   5/26		٥֥åﵡ礵줿	Combined conveying-bridges and dredgers	93
E02F   5/28		ϩޤϤ¾οϩʪ	for cleaning watercourses or other waters	15248
E02F   5/30		֡㡥ͻ˺աˤޤϤ¾ھѡΣ	Auxiliary apparatus, e.g. for thawing, cracking, blowing-up, or other preparatory treatment of the soil	5694
E02F   5/32		åѡΣ	Rippers	1791
E02F   7/00		ʪΰޤʬΥ֡⤷󤻤ĵκ½ФΤŬѤڱ££	Equipment for conveying or separating excavated material(barges adapted for carrying-away material from floating dredgers <b>B63B35/28</b>)	4315
E02F   7/02		ﵡ˼դ֡ʥ٥̣£ǡ	Conveying equipment mounted on a dredger(conveyors in general <b>B65G</b>)	2887
E02F   7/04		ﵡ˼դѤ߹֡Ѥ߹ְ̣£ǡ	Loading devices mounted on a dredger(loading devices in general <b>B65G</b>)	2570
E02F   7/06		ﵡ˼դФ塼ȤޤϤդ뤤ʬ֡ʬΥְ̣£Ф塼Ọ̇̄£ǡ	Delivery chutes or screening plants mounted on a dredger(separating equipment in general <b>B03</b>; delivery chutes in general <b>B65G</b>)	2549
E02F   7/10		ʪΰѴϩʴɰ̣ƣ̡۴ƣġ	Pipe-lines for conveying excavated materials(pipes in general <b>F16L</b>; pipe-line systems <b>F17D</b>)	2257
E02F   9/00		롼ףţƣţƣ°Τ˸ꤵʤﵡޤںʡŵ֥뤱֤ޤϼϤ֣£áˡΣ	Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups <b>E02F3/00 to E02F7/00</b> (laying-out or take-up devices for trailing electric cables <b>B66C</b>)	17619
E02F   9/02		֡ʸưռξѣ£¡ǡؼ֤ޤŴƻξѤβ¤ʪ£ơƻ߼ξѣ£ġ졼ѣ£á	Travelling gear(for motor vehicles <b>B60B</b>, <b>B60G</b>; undercarriages for locomotives or railroad cars <b>B61F</b>; track-laying vehicles <b>B62D</b>; for cranes <b>B66C</b>)	3746
E02F   9/04		ﵡʤ	Walking gears moving the dredger forward step-by-step	538
E02F   9/06		ٻʪȤƤⲼ¤ʪ	Floating substructures as supports	1448
E02F   9/08		¤ʪ¤ʪΤλٻʪ	Superstructures; Supports for superstructures	7845
E02F   9/10		Ԥޤ֤ˤޤϤ¾ξ¤ʪ˼դư¤ʪΤλٻʪ	Supports for movable superstructures mounted on travelling or walking gears or on other superstructures	726
E02F   9/12		žޤ֡ʤޤ϶̼ƣá	Slewing or traversing gears(roller and ball bearings <b>F16C</b>)	3417
E02F   9/14		֡ࡨ֥륵ڥ󥸥	Booms; Cable suspensions	1379
E02F   9/16		žԤΤαžȾޤΤΡʥ졼ѣ£ã	Cabins, platforms, or the like for the driver(for cranes <b>B66C13/54</b>)	8240
E02F   9/18		Ĥꤢ	Counterweights	2022
E02F   9/20		ưΡ֡ựְƣȡ̣ǣ¿ưưΣȣˡȣС	Drives; Control devices(gearing in general <b>F16H</b>; controlling in general <b>G05</b>; electric multi-motor drives <b>H02K</b>, <b>H02P</b>)	21604
E02F   9/22		尵ޤ϶ư	Hydraulic or pneumatic drives	23147
E02F   9/24			Safety devices	7108
E02F   9/26		ؼ	Indicating devices	9196
E02F   9/28		Ǥζ°ٹʪ㡥	Small metalwork for digging elements, e.g. teeth	7903
