A
SECTION A — HUMAN NECESSITIES
  
AGRICULTURE
 A01
AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
 A01B
SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL (making or covering furrows or holes for sowing, planting or manuring A01C 5/00; machines for harvesting root crops A01D; mowers convertible to soil working apparatus or capable of soil working A01D 42/04; mowers combined with soil working implements A01D 43/12; soil working for engineering purposes E01, E02, E21)
 A01B
Subclass index
HAND TOOLS 1/00
PLOUGHS
General construction 3/00, 5/00, 9/00, 11/00
Special adaptations 13/00, 17/00
Details 15/00
HARROWS
General construction 19/00, 21/00
Special applications 25/00
Details 23/00
IMPLEMENTS USABLE EITHER AS PLOUGHS OR AS HARROWS OR THE LIKE 7/00
OTHER MACHINES 27/00 - 45/00, 49/00, 77/00
ELEMENTS OR PARTS OF MACHINES OR IMPLEMENTS 59/00 - 71/00
TRANSPORT IN AGRICULTURE 51/00, 73/00, 75/00
OTHER PARTS, DETAILS OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS 76/00
PARTICULAR METHODS FOR WORKING SOIL 47/00, 79/00
P:250 A01B 1/00
Hand tools (edge trimmers for lawns A01G 3/06)
 A01B 1/02
·  Spades; Shovels
 A01B 1/04
·  ·  with teeth
 A01B 1/06
·  Hoes; Hand cultivators
 A01B 1/08
·  ·  with a single blade
 A01B 1/10
·  ·  with two or more blades
 A01B 1/12
·  ·  with blades provided with teeth
 A01B 1/14
·  ·  with teeth only
 A01B 1/16
·  Tools for uprooting weeds
 A01B 1/18
·  ·  Tong-like tools
 A01B 1/20
·  Combinations of different kinds of hand tools
 A01B 1/22
·  Attaching the blades or the like to handles (handles for tools, or their attachment, in general B25G); Interchangeable or adjustable blades
 A01B 1/24
·  for treating meadows or lawns  [2]
 A01B 3/00 - 
A01B 17/00
Ploughs
P:130 A01B 3/00
Ploughs with fixed plough-shares
 A01B 3/02
·  Man-driven ploughs
 A01B 3/04
·  Animal-drawn ploughs
 A01B 3/06
·  ·  without alternating possibility, i.e. incapable of making an adjacent furrow on return journey
 A01B 3/08
·  ·  ·  Swing ploughs
 A01B 3/10
·  ·  ·  Trussed-beam ploughs; Single-wheel ploughs
 A01B 3/12
·  ·  ·  Two-wheel beam ploughs
 A01B 3/14
·  ·  ·  Frame ploughs
 A01B 3/16
·  ·  Alternating ploughs, i.e. capable of making an adjacent furrow on return journey
 A01B 3/18
·  ·  ·  Turn-wrest ploughs
 A01B 3/20
·  ·  ·  Balance ploughs
 A01B 3/22
·  ·  ·  with parallel plough units used alternately
 A01B 3/24
·  Tractor-drawn ploughs (A01B 3/04 takes precedence)
 A01B 3/26
·  ·  without alternating possibility
 A01B 3/28
·  ·  Alternating ploughs
 A01B 3/30
·  ·  ·  Turn-wrest ploughs
 A01B 3/32
·  ·  ·  Balance ploughs
 A01B 3/34
·  ·  ·  with parallel plough units used alternately
 A01B 3/36
·  Ploughs mounted on tractors
 A01B 3/38
·  ·  without alternating possibility
 A01B 3/40
·  ·  Alternating ploughs
 A01B 3/42
·  ·  ·  Turn-wrest ploughs
 A01B 3/421
·  ·  ·  ·  with a headstock frame made in one piece  [2]
 A01B 3/426
·  ·  ·  ·  with a headstock frame made of two or more parts  [2]
 A01B 3/44
·  ·  ·  with parallel plough units used alternately
 A01B 3/46
·  Ploughs supported partly by tractor and partly by their own wheels
 A01B 3/50
·  Self-propelled ploughs
 A01B 3/52
·  ·  with three or more wheels, or endless tracks
 A01B 3/54
·  ·  ·  without alternating possibility
 A01B 3/56
·  ·  ·  Alternating ploughs
 A01B 3/58
·  ·  with two wheels
 A01B 3/60
·  ·  ·  Alternating ploughs
 A01B 3/62
·  ·  ·  ·  Balance ploughs
 A01B 3/64
·  Cable ploughs; Indicating or signalling devices for cable plough systems
 A01B 3/66
·  ·  with motor-driven winding apparatus mounted on the plough
 A01B 3/68
·  ·  Cable systems with one or two engines
 A01B 3/70
·  ·  ·  Systems with one engine for working uphill
 A01B 3/72
·  ·  Means for anchoring the cables
 A01B 3/74
·  Use of electric power for propelling ploughs (electric current collectors B60L 5/00)
P:120 A01B 5/00
Ploughs with rolling non-driven tools, e.g. discs (with rotary driven tools A01B 9/00)
 A01B 5/02
·  drawn by animals
 A01B 5/04
·  drawn by tractors
 A01B 5/06
·  ·  without alternating possibility
 A01B 5/08
·  ·  Alternating ploughs
 A01B 5/10
·  mounted or partly-mounted on tractors
 A01B 5/12
·  ·  without alternating possibility
 A01B 5/14
·  ·  Alternating ploughs
 A01B 5/16
·  Self-propelled disc or like ploughs
P:70 A01B 7/00
Disc-like soil-working implements usable either as ploughs or as harrows, or the like
P:110 A01B 9/00
Ploughs with rotary driven tools (tilling implements with rotary driven tools A01B 33/00)
P:100 A01B 11/00
Ploughs with oscillating, digging or piercing tools
P:80 A01B 13/00
Ploughs or like machines for special purposes (for drainage E02B 11/02)
 A01B 13/02
·  for making or working ridges, e.g. with symmetrically arranged mouldboards
 A01B 13/04
·  for working in vineyards, orchards, or the like
 A01B 13/06
·  ·  Arrangements for preventing damage to the vines, or the like
 A01B 13/08
·  for working subsoil
 A01B 13/10
·  ·  Special implements for lifting subsoil layers
 A01B 13/12
·  ·  ·  Means for distributing the layers on the surface
 A01B 13/14
·  for working soil in two or more layers
 A01B 13/16
·  Machines for combating erosion, e.g. basin-diggers, furrow-dammers
P:140 A01B 15/00
Elements, tools, or details of ploughs
 A01B 15/02
·  Plough blades; Fixing the blades
 A01B 15/04
·  ·  Shares
 A01B 15/06
·  ·  ·  Interchangeable or adjustable shares
 A01B 15/08
·  ·  Mouldboards
 A01B 15/10
·  ·  ·  Interchangeable or adjustable mouldboards
 A01B 15/12
·  Beams; Handles (handles for tools or their attachment in general B25G)
 A01B 15/14
·  Frames (means or arrangements to facilitate transportation A01B 73/00)  [4]
 A01B 15/16
·  Discs (bearings therefor A01B 71/04); Scrapers for cleaning discs; Sharpening attachments (sharpening in general B24)
 A01B 15/18
·  Coulters
 A01B 15/20
·  Special adjusting means for tools of ploughs drawn by, or mounted on tractors working on hillsides or slopes
P:90 A01B 17/00
Ploughs with special additional arrangements, e.g. means for putting manure under the soil, clod-crushers (A01B 49/00 takes precedence; ploughs for working subsoil A01B 13/08)  [2]
 A01B 19/00 - 
A01B 25/00
Harrows
P:180 A01B 19/00
Harrows with non-rotating tools
 A01B 19/02
·  with tools rigidly or elastically attached to a tool-frame
 A01B 19/04
·  ·  with two or more tool-frames
 A01B 19/06
·  ·  with tools or tool-frames moved to-and-fro mechanically
 A01B 19/08
·  with link network supporting tooth-like tools
 A01B 19/10
·  Lifting or cleaning apparatus
P:170 A01B 21/00
Harrows with rotary non-driven tools (tilling implements with rotary driven tools A01B 33/00)
 A01B 21/02
·  with tooth-like tools
 A01B 21/04
·  ·  on horizontally-arranged axles
 A01B 21/06
·  ·  on vertically-arranged axles
 A01B 21/08
·  with disc-like tools
P:190 A01B 23/00
Elements, tools, or details of harrows
 A01B 23/02
·  Teeth; Fixing the teeth
 A01B 23/04
·  Frames (means or arrangements to facilitate transportation A01B 73/00); Drawing-arrangements  [4]
 A01B 23/06
·  Discs (A01B 15/16 takes precedence; bearings therefor A01B 71/04); Scrapers for cleaning discs; Sharpening attachments (sharpening in general B24)  [2]
P:150 A01B 25/00
Harrows with special additional arrangements, e.g. means for distributing fertilisers; Harrows for special purposes (A01B 39/00 takes precedence)
 A01B 27/00 - 
A01B 49/00
Other machines for working soil
P:220 A01B 27/00
Clod-crushers
P:230 A01B 29/00
Rollers
 A01B 29/02
·  with smooth surface
 A01B 29/04
·  with non-smooth surface formed of rotatably- mounted rings or discs or with projections or ribs on the roller body; Land packers
 A01B 29/06
·  with special additional arrangements
P:240 A01B 31/00
Drags
P:160 A01B 33/00
Tilling implements with rotary driven tools
 A01B 33/02
·  with tools on horizontal shaft transverse to direction of travel
 A01B 33/04
·  with tools on horizontal shaft parallel to direction of travel
 A01B 33/06
·  with tools on vertical or steeply-inclined shaft
 A01B 33/08
·  Tools; Details, e.g. adaptations of transmissions or gearings
 A01B 33/10
·  ·  Structural or functional features of the tools
 A01B 33/12
·  ·  Arrangement of the tools; Screening of the tools
 A01B 33/14
·  ·  Attaching the tools to the rotating shaft, e.g. resiliently-attached tools
 A01B 33/16
·  with special additional arrangements (A01B 49/00 takes precedence; for sowing or fertilising A01B 49/06)  [2]
P:260 A01B 35/00
Other machines for working soil (A01B 37/00, A01B 39/00, A01B 77/00 take precedence)
 A01B 35/02
·  with non-rotating tools
 A01B 35/04
·  ·  drawn by animal or tractor
 A01B 35/06
·  ·  ·  with spring tools
 A01B 35/08
·  ·  ·  with rigid tools
 A01B 35/10
·  ·  mounted on tractors
 A01B 35/12
·  ·  ·  with spring tools
 A01B 35/14
·  ·  ·  with rigid tools
 A01B 35/16
·  with rotating or circulating non-propelled tools
 A01B 35/18
·  with both rotating and non-rotating tools
 A01B 35/20
·  Tools; Details
 A01B 35/22
·  ·  Non-rotating tools; Mounting non-rotating tools
 A01B 35/24
·  ·  ·  Spring tools
 A01B 35/26
·  ·  ·  Rigid tools
 A01B 35/28
·  ·  Rotating tools; Mounting rotating tools
 A01B 35/30
·  ·  Undercarriages (A01B 23/04 takes precedence)  [2]
 A01B 35/32
·  with special additional arrangements
P:210 A01B 37/00
Devices for loosening soil compacted by wheels or the like
P:40 A01B 39/00
Other machines specially adapted for working soil on which crops are growing
 A01B 39/02
·  with non-rotating tools
 A01B 39/04
·  ·  drawn by animal or tractor
 A01B 39/06
·  ·  Self-propelled machines
 A01B 39/08
·  with rotating tools
 A01B 39/10
·  with oscillating tools
 A01B 39/12
·  for special purposes
 A01B 39/14
·  ·  for working ridges
 A01B 39/16
·  ·  for working in vineyards, orchards, or the like
 A01B 39/18
·  ·  for weeding
 A01B 39/19
·  ·  ·  Rod weeders, i.e. weeder with rotary rods propelled beneath the soil surface
 A01B 39/20
·  Tools; Details
 A01B 39/22
·  ·  Tools; Mounting tools
 A01B 39/24
·  ·  Undercarriages (A01B 23/04 takes precedence)  [2]
 A01B 39/26
·  ·  Arrangements for protecting plants
 A01B 39/28
·  with special additional arrangements (A01B 49/00 takes precedence)  [2]
P:20 A01B 41/00
Thinning machines
 A01B 41/02
·  with oscillating tools
 A01B 41/04
·  with rotating tools
 A01B 41/06
·  with electric, e.g. photo-electric control of thinning operations
P:200 A01B 43/00
Gatherers for removing stones, undesirable roots or the like from the soil, e.g. tractor-drawn rakes  [4]
P:30 A01B 45/00
Machines for treating meadows or lawns
 A01B 45/02
·  for aerating
 A01B 45/04
·  for cutting sods or turves
P:10 A01B 47/00
Soil-working with electric potential applied between tools and soil
P:50 A01B 49/00
Combined machines (auxiliary devices attached to machines of a different kind, e.g. harrows attached to ploughs, see the relevant groups for the machines)
 A01B 49/02
·  with two or more soil-working tools of different kind
 A01B 49/04
·  Combinations of soil-working tools with non-soil-working tools, e.g. planting tools
 A01B 49/06
·  ·  for sowing or fertilising
 A01B 51/00 - 
A01B 75/00
Parts, details or accessories of agricultural machines or implements, in general (seat constructions A47C; wheels B60B; shelters for drivers B60J; seats specially adapted for vehicles, arrangement or mounting of seats in vehicles B60N 2/00; wheel scrapers B60S 1/68)  [3]
P:340 A01B 51/00
Undercarriages specially adapted for mounting-on various kinds of agricultural tools or apparatus (general vehicle aspects, see the relevant subclass of class B60 or B62)
 A01B 51/02
·  propelled by a motor
 A01B 51/04
·  drawn by animal or tractor
P:310 A01B 59/00
Devices specially adapted for connection between animals or tractors and agricultural machines or implements (A01B 63/00 takes precedence; vehicle connections in general B60D; draught assemblies for animal drawn vehicles, in general B62C 5/00)  [3]
 A01B 59/02
·  for animal-drawn machines
 A01B 59/04
·  for machines pulled or pushed by a tractor
 A01B 59/041
·  ·  preventing or limiting side-play of implements (preventing overstrain A01B 61/00)  [2]
 A01B 59/042
·  ·  having pulling means arranged on the rear part of the tractor
 A01B 59/043
·  ·  ·  supported at three points, e.g. by quick-release couplings (A01B 59/06 takes precedence)
 A01B 59/044
·  ·  having pulling means arranged on the middle part of the tractor
 A01B 59/046
·  ·  having pulling or pushing means arranged on the side of the tractor
 A01B 59/048
·  ·  having pulling or pushing means arranged on the front part of the tractor
 A01B 59/06
·  for machines mounted on tractors
P:270 A01B 61/00
Devices for, or parts of, agricultural machines or implements for preventing overstrain (preventing overstrain in vehicle connections, in general B60D; preventing overstrain in couplings per se F16D)  [3]
 A01B 61/02
·  of the coupling devices between tractor and machine
 A01B 61/04
·  of the connection between tools and carrier beam or frame
P:300 A01B 63/00
Lifting or adjusting devices or arrangements for agricultural machines or implements (lifting mechanisms for the cutter-bar of a mower A01D 34/24; adjusting devices for the cutter-bar of a mower A01D 34/28; constructional features of lifting devices per se B66F)  [3]
 A01B 63/02
·  for implements mounted on tractors
 A01B 63/04
·  ·  Hand devices; Hand devices with mechanical accumulators, e.g. springs
 A01B 63/06
·  ·  operated mechanically by tractor motor
 A01B 63/08
·  ·  operated by the movement of the tractor
 A01B 63/10
·  ·  operated by hydraulic or pneumatic means
 A01B 63/102
·  ·  ·  characterised by the location of the mounting on the tractor, e.g. on the rear part
 A01B 63/104
·  ·  ·  ·  on the middle part, i.e. between front and rear wheels
 A01B 63/106
·  ·  ·  ·  on the side
 A01B 63/108
·  ·  ·  ·  on the front part
 A01B 63/11
·  ·  ·  for controlling weight transfer between implements and tractor wheels  [2]
 A01B 63/111
·  ·  ·  regulating working depth of implements
 A01B 63/112
·  ·  ·  ·  to control draught load, i.e. tractive force  [2]
 A01B 63/114
·  ·  ·  ·  to achieve a constant working depth  [2]
 A01B 63/118
·  ·  ·  Mounting implements on power-lift linkages (A01B 59/043 takes precedence; preventing or limiting side-play of implements A01B 59/041; preventing overstrain A01B 61/00)  [2]
 A01B 63/12
·  ·  operated by an electric motor
 A01B 63/14
·  for implements drawn by animals or tractors
 A01B 63/16
·  ·  with wheels adjustable relatively to the frame
 A01B 63/18
·  ·  ·  with clutch between Z-type axle and wheel
 A01B 63/20
·  ·  ·  with gear and rack
 A01B 63/22
·  ·  ·  operated by hydraulic or pneumatic means
 A01B 63/24
·  ·  Tools or tool-holders adjustable relatively to the frame
 A01B 63/26
·  ·  ·  by man-power
 A01B 63/28
·  ·  ·  operated by the machine or implement
 A01B 63/30
·  ·  ·  operated by motor power through a mechanical transmission
 A01B 63/32
·  ·  ·  operated by hydraulic or pneumatic means
P:280 A01B 67/00
Devices for controlling the tractor motor by resistance of tools (preventing overstrain A01B 61/00)
P:330 A01B 69/00
Steering of agricultural machines or implements; Guiding agricultural machines or implements on a desired track  [3]
 A01B 69/02
·  Ridge-marking or like devices; Checkrow wires; Accessories therefor
 A01B 69/04
·  Special adaptations of automatic tractor steering, e.g. electric system for contour ploughing
 A01B 69/06
·  Lateral steering of machines by an additional operator
 A01B 69/08
·  Lateral steering of machines derived from the lateral movement of tractor
P:290 A01B 71/00
Construction or arrangement of setting or adjusting mechanisms, of implement or tool drive or of power take-off; Means for protecting parts against dust, or the like; Adapting machine elements to or for agricultural purposes
 A01B 71/02
·  Setting or adjusting mechanisms
 A01B 71/04
·  Bearings of rotating parts, e.g. for soil-working discs (bearings in general F16C)
 A01B 71/06
·  Special adaptations of coupling means between power take-off and transmission shaft to the implement or machine (couplings for transmitting rotation F16D)
 A01B 71/08
·  Means for protecting against dust or the like, or for cleaning agricultural implements (A01B 15/16, A01B 19/10, A01B 23/06 take precedence; screening of rotary driven tilling tools A01B 33/12; screening of rotary parts in general F16P 1/00)  [2]
P:320 A01B 73/00
Means or arrangements to facilitate transportation of agricultural machines or implements, e.g. folding frames to reduce overall width (arrangements of lifting devices for soil working implements A01B 63/00; vehicles adapted for load transportation or to transport, to carry or to comprise special loads or objects B60P; motor vehicles, trailers B62D)  [4]
 A01B 73/02
·  Folding frames  [4]
 A01B 73/04
·  ·  foldable about a horizontal axis  [4]
 A01B 73/06
·  ·  foldable about a vertical axis  [4]
P:350 A01B 75/00
Carriers for supporting persons when working in the field, e.g. while thinning beet
   
P:360 A01B 76/00
Parts, details or accessories of agricultural machines or implements, not provided for in groups A01B 51/00-A01B 75/00  [8]
P:60 A01B 77/00
Machines for lifting and treating soil (biocides, pest repellants or attractants, plant growth regulators A01N 25/00-A01N 65/00; fertilisers C05; soil-conditioning or soil-stabilising materials C09K 17/00)
P:0 A01B 79/00
Methods for working soil (essentially requiring the use of particular machines, see the relevant groups for the machines)
 A01B 79/02
·  combined with other agricultural processing, e.g. fertilising, planting