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IPC-Stelle: E21D 15/43 3-Punkt Untergruppe [Version 2013.01, Sprache EN - English]

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Hierarchielinien

DEKLA-Gruppen

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
E01 Hierarchieinformationen		BUILDING
E01 Hierarchieinformationen		CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
E02 Hierarchieinformationen		HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL-SHIFTING
E03 Hierarchieinformationen		WATER SUPPLY; SEWERAGE
E04 Hierarchieinformationen		BUILDING
E05 Hierarchieinformationen		LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
E06 Hierarchieinformationen		DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS, IN GENERAL; LADDERS
E21 Hierarchieinformationen		EARTH OR ROCK DRILLING; MINING
E21 Hierarchieinformationen		EARTH OR ROCK DRILLING; MINING
E21B Hierarchieinformationen		EARTH OR ROCK DRILLING (mining, quarrying E21C; making shafts, driving galleries or tunnels E21D); OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS [5]
E21C Hierarchieinformationen		MINING OR QUARRYING
E21D Hierarchieinformationen		SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS (soil-conditioning or soil-stabilising materials C09K 17/00; cutting machines for mining or quarrying E21C; safety devices, transport, rescue, ventilation or drainage E21F) [2, 6]
E21D 1/00		Shafts
E21D 1/00 Hierarchieinformationen		Sinking shafts
E21D 3/00 Hierarchieinformationen		Raising shafts, i.e. working upwards from the bottom
E21D 5/00 Hierarchieinformationen		Lining shafts; Linings therefor (E21D 11/00 takes precedence) [3]
E21D 7/00 Hierarchieinformationen		Shaft equipment, e.g. timbering within the shaft
E21D 8/00 Hierarchieinformationen		Shafts not provided for in groups E21D 1/00-E21D 7/00 [2006.01]
E21D 9/00		Tunnels; Galleries; Large underground chambers; Linings therefor [3, 6]
E21D 9/00 Hierarchieinformationen		Tunnels or galleries, with or without linings; Methods or apparatus for making thereof (linings per seE21D 11/00; galleries protecting against falling rocks or avalanches E01F 7/04); Layout of tunnels or galleries [3]
E21D 11/00 Hierarchieinformationen		Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling (E21D 15/00-E21D 23/00 take precedence; specially for shafts E21D 5/00; lining pressure water galleries, linings therefor E02B 9/06) [2]
E21D 13/00 Hierarchieinformationen		Large underground chambers; Methods or apparatus for making them (lining E21D 11/00) [6]
E21D 15/00		Working-face supports
E21D 15/00 Hierarchieinformationen		Props (in the building art E04G 25/00); Chocks
E21D 15/02 Hierarchieinformationen		. Non-telescopic props
E21D 15/04 Hierarchieinformationen		. . with wooden prop parts joined by double conical connectors
E21D 15/06 Hierarchieinformationen		. . with parts joined by a lock, with or without slight axial adjustability
E21D 15/08 Hierarchieinformationen		. . . with toggle joint connection
E21D 15/10 Hierarchieinformationen		. . . with dog-clutch or pin-and-hole connection
E21D 15/12 Hierarchieinformationen		. . . with locking devices located near head or foot
E21D 15/14 Hierarchieinformationen		. Telescopic props (general means for fixing telescopic parts together F16B)
E21D 15/15 Hierarchieinformationen		. . Means counteracting entry of dirt; Built-in cleaning devices
E21D 15/16 Hierarchieinformationen		. . with parts held together by positive means, with or without relative sliding movement when the prop is subject to excessive pressure
E21D 15/18 Hierarchieinformationen		. . . with one part resting on a supporting medium, e.g. rubber, sand, bitumen, lead, located in the other part, with or without expulsion or displacement of the medium upon excessive pressure
E21D 15/20 Hierarchieinformationen		. . . with pawl, pin, cross-piece, or the like engaging with ratchet teeth, notches, holes, or the like spaced apart at intervals
E21D 15/22 Hierarchieinformationen		. . . with member, pin, cross-piece, or the like ruptured, sheared through, or permanently deformed upon excessive pressure
E21D 15/24 Hierarchieinformationen		. . . with axial screw-and-nut, rack-and-worm, or like mechanism
E21D 15/26 Hierarchieinformationen		. . . . with screw, worm, or the like not self-locking but normally prevented from rotation by friction members which slip upon excessive pressure
E21D 15/28 Hierarchieinformationen		. . with parts held relatively to each other by friction or gripping, e.g. using wedges
E21D 15/30 Hierarchieinformationen		. . . by means expanded or contracted by pressure applied through the medium of a fluid or quasi-fluid, e.g. rubber
E21D 15/32 Hierarchieinformationen		. . . by a deformable collar
E21D 15/34 Hierarchieinformationen		. . . by axially-moving balls, rollers, or the like
E21D 15/36 Hierarchieinformationen		. . . by a tiltable collar surrounding one or both parts
E21D 15/38 Hierarchieinformationen		. . . with longitudinally-divided upper or lower prop parts, e.g. interfitting laminations
E21D 15/40 Hierarchieinformationen		. . . Collar or other support gripped to one or both parts by toggle-action, cam, or other member pivoted or similarly mounted
E21D 15/42 Hierarchieinformationen		. . . with special parts to influence the friction
E21D 15/43 Hierarchieinformationen		. . . Details of wedges (friction linings or pads E21D 15/42)
E21D 15/44 Hierarchieinformationen		. . Hydraulic, pneumatic, or hydraulic-pneumatic props
E21D 15/45 Hierarchieinformationen		. . . having closed fluid system, e.g. with built-in pumps or accumulators
E21D 15/46 Hierarchieinformationen		. . with load-measuring devices; with alarm devices
E21D 15/48 Hierarchieinformationen		. Chocks or the like
E21D 15/50 Hierarchieinformationen		. Component parts or details of props (E21D 15/43, E21D 15/58, E21D 15/60 take precedence)
E21D 15/502 Hierarchieinformationen		. . Prop bodies characterised by their shape, e.g. of specified cross-section
E21D 15/51 Hierarchieinformationen		. . specially adapted to hydraulic, pneumatic, or hydraulic-pneumatic props, e.g. arrangements of relief valves
E21D 15/52 Hierarchieinformationen		. . Extensible units located above or below standard props
E21D 15/54 Hierarchieinformationen		. . Details of the ends of props (for permitting step-by-step movement E21D 23/06)
E21D 15/55 Hierarchieinformationen		. . . of prop heads
E21D 15/56 Hierarchieinformationen		. . Details of locks of telescopic props
E21D 15/58 Hierarchieinformationen		. Devices for setting props
E21D 15/582 Hierarchieinformationen		. . for mechanical props
E21D 15/59 Hierarchieinformationen		. . for hydraulic, pneumatic, or hydraulic-pneumatic props
E21D 15/60 Hierarchieinformationen		. Devices for withdrawing props or chocks
E21D 17/00 Hierarchieinformationen		Caps for supporting mine roofs
E21D 19/00 Hierarchieinformationen		Provisional protective covers for working space (E21D 9/06, E21D 23/00 take precedence) [3]
E21D 20/00 Hierarchieinformationen		Setting anchoring-bolts (anchoring bolts for shafts, tunnels or galleries E21D 21/00; means for anchoring structural elements or bulkheads specially adapted to foundation engineering E02D 5/74; dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose F16B 13/00) [5]
E21D 21/00 Hierarchieinformationen		Anchoring-bolts for roof, floor, or shaft-lining protection (dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose F16B 13/00) [5]
E21D 23/00 Hierarchieinformationen		Mine roof supports for step-by-step movement, e.g. in combination with provisions for shifting of conveyers, mining machines, or guides therefor (shifting of mine conveyers at the working face, per seE21F 13/08)
E21F Hierarchieinformationen		SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINAGE IN OR OF MINES OR TUNNELS [2]
E99 Hierarchieinformationen		SUBJECT MATTER NOT OTHERWISE PROVIDED FOR IN THIS SECTION [2006.01]
F Hierarchieinformationen		SECTION F — MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
G Hierarchieinformationen		SECTION G — PHYSICS
H Hierarchieinformationen		SECTION H — ELECTRICITY

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