1. CPC Sections
  2. CPC Section A
  3. CPC Class A01
  4. CPC Subclass A01F
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Version: 2024.08
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CPC
COOPERATIVE PATENT CLASSIFICATION
​
A01F
PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE (devices for topping or skinning onions or flower bulbs A23N 15/08) [2020-05]
WARNING

  • In this subclass non-limiting references (in the sense of paragraph 39 of the Guide to the IPC) may still be displayed in the scheme.
A01F 1/00
Stationary apparatus or hand tools for forming or binding straw, hay or the like into bundles (baling apparatus or presses A01F 13/00, A01F 15/00; mobile binders for use in the field A01D 37/00, A01D 39/00) [2013-01]
A01F 1/02
.
Hand-operated tools [2013-01]
A01F 1/04
.
Fastening or tying devices [2013-01]
A01F 1/06
.
Ties for bundles [2013-01]
A01F 3/00
Hand-operated implements for cutting-up straw, hay or the like (mechanically-driven straw cutters A01F 29/00) [2020-08]
Threshing [2013-01]
A01F 5/00
Hand-operated implements for threshing [2013-01]
A01F 7/00
Threshing apparatus [2013-01]
A01F 7/02
.
with rotating tools (threshing cylinders or concaves A01F 12/18) [2013-01]
A01F 7/04
. .
with axles transverse to the feeding direction [2013-01]
A01F 7/06
. .
with axles in line with the feeding direction {; Axial threshing machines} [2017-08]
A01F 7/062
. . .
{with a rotating cage} [2013-01]
A01F 7/065
. . .
{with cage sweep mechanisms} [2013-01]
A01F 7/067
. . .
{with material-flow influencing means} [2013-01]
A01F 7/70
.
with flails [2013-01]
A01F 2009/00
Threshing machines with flails; Threshing devices with flails for combines [2013-01]
A01F 11/00
Threshing apparatus specially adapted for maize; Threshing apparatus specially adapted for particular crops other than cereals [2017-08]
A01F 11/02
.
for flax [2013-01]
A01F 11/04
.
for clover or like seeds, e.g. lucerne [2013-01]
A01F 11/06
.
for maize, e.g. removing kernels from cobs [2013-01]
A01F 11/08
.
for palm fruit, e.g. releasing the fruit from the stalk [2013-01]
A01F 12/00
Parts or details of threshing apparatus (devices, other than safety devices for feeders, for protecting human beings A01D 75/20, A01F 21/00) [2013-01]
A01F 12/10
.
Feeders [2013-01]
A01F 12/12
. .
without band-cutters [2013-01]
A01F 12/14
. .
with band-cutters [2013-01]
A01F 12/16
. .
Safety devices [2013-01]
A01F 12/18
.
Threshing devices [2013-01]
A01F 12/181
. .
{Adjustable threshing mechanisms} [2013-01]
A01F 12/182
. .
{Stripper beaters after the threshing drum} [2013-01]
A01F 12/184
. .
{Cleaning means} [2013-01]
A01F 12/185
. .
{Mounting means} [2013-01]
A01F 12/187
. .
{Vibratory threshing mechanisms} [2013-01]
A01F 2012/188
. .
{Rethreshing devices} [2013-01]
A01F 12/20
. .
Threshing cylinders with ribs [2013-01]
A01F 12/22
. .
Threshing cylinders with teeth [2013-01]
A01F 12/24
. .
One-part threshing concaves [2013-01]
A01F 12/26
. .
Multi-part threshing concaves [2013-01]
A01F 12/28
. .
Devices for adjusting the concaves [2013-01]
A01F 12/30
.
Straw separators {, i.e. straw walkers, for separating residual grain from the straw (grain cleaning A01F 12/44)} [2013-01]
A01F 12/305
. .
{combined with additional grain extracting means} [2013-01]
A01F 12/32
. .
with shaker screens or sieves [2013-01]
A01F 12/34
. . .
Sieve elements; Linings for shakers [2013-01]
A01F 12/36
. . . .
Sieve elements specially adapted for handling short straw [2013-01]
A01F 12/38
. .
with juxtaposed and independently-moved shaker bars or the like [2013-01]
A01F 12/385
. .
with endless straw-conveying surface [2013-01]
A01F 12/39
. .
with straw carriers in the form of rotors or drums [2013-01]
A01F 12/395
. .
Conical or cylindrical straw separators with internal working surface [2013-01]
A01F 12/40
.
Arrangements of straw crushers or cutters [2013-01]
A01F 12/42
.
Apparatus for removing awns from the grain [2013-01]
A01F 12/44
.
Grain cleaners; Grain separators [2013-01]
A01F 12/442
. .
{Rotary cleaners} [2013-01]
A01F 12/444
. .
{Fanning means} [2013-01]
A01F 12/446
. .
{Sieving means} [2013-01]
A01F 12/448
. . .
{Sieve adjusting means} [2013-01]
A01F 12/46
.
Mechanical grain conveyors [2016-05]
A01F 12/48
.
Air conduits or blowers for grain [2013-01]
A01F 12/50
.
Sack-filling devices; Counting or weighing devices [2013-01]
A01F 12/52
.
Arrangements for returning unthreshed grain to the threshing device [2013-01]
A01F 12/54
.
Arrangements for collecting or removing dust [2013-01]
A01F 12/56
.
Driving mechanisms for the threshing parts [2013-01]
A01F 12/58
.
Control devices; Brakes; Bearings [2013-01]
A01F 12/60
.
Grain tanks {(for combines A01D 41/1208)} [2013-01]
Baling straw or the like (baling presses in general, briquetting presses B30B) [2013-01]
A01F 13/00
Hand-operated baling apparatus [2013-01]
A01F 15/00
Baling presses for straw, hay or the like [2020-08]
A01F 15/005
.
{for conditioning bales, e.g. rebaling} [2013-01]
A01F 15/02
.
with press-boxes {(A01F 15/046 takes precedence)} [2013-01]
A01F 15/04
.
Plunger presses [2013-01]
A01F 15/042
. .
{Plungers} [2013-01]
A01F 15/044
. .
{with open pressing chambers} [2013-01]
A01F 15/046
. .
{with press-boxes} [2013-01]
A01F 2015/048
. .
{Anti-return systems for the material in the pressing chamber when the plunger moves backwards} [2013-01]
A01F 15/06
. .
with double-action plunger [2013-01]
A01F 15/07
.
Rotobalers, i.e. machines for forming cylindrical bales by winding and pressing [2013-01]
A01F 15/0705
. .
{Arrangements for continuous operation} [2013-01]
A01F 15/071
. .
{Wrapping devices (tying devices A01F 15/141)} [2013-01]
A01F 15/0715
. . .
{Wrapping the bale in the press chamber before opening said chamber} [2013-01]
A01F 2015/072
. . . .
{Braking means for the film roll in balers which wrap the bale before opening the pressing chamber in order to stretch the film while wrapping} [2016-05]
A01F 2015/0725
. . .
{Film dispensers for film rollers in a satellite type wrapper, e.g. holding and tensioning means for the film roller} [2024-08]
A01F 2015/073
. . .
{Features related to the horizontal rotating arm of a wrapping device of the satellite type} [2024-08]
A01F 2015/0735
. . .
{Combined machines that include a press bale and a wrapping device in a further step, e.g. turning table, not in the same closed pressing chamber} [2013-01]
A01F 2015/074
. . .
{Mechanisms for discharging a bale from the wrapping machine} [2016-05]
A01F 2015/0745
. . .
{Special features of the wrapping material for wrapping the bale} [2016-05]
A01F 2015/075
. . .
{Opening the pressing chamber before wrapping, and then wrapping by rotating the bale without displacing it out of the open pressing chamber} [2013-01]
A01F 2015/0755
. . .
{Configuration of support surfaces which can move in order to rotate a bale around at least one axis while wrapping} [2013-01]
A01F 2015/076
. . .
{Wrapping device incorporating sensors} [2013-01]
A01F 15/0765
. .
{Rolling bales on the ground} [2013-01]
A01F 2015/077
. .
{Pressing chamber formed by belts and rollers} [2016-05]
A01F 2015/0775
. .
{Pressing chambers with fix volume} [2013-01]
A01F 2015/078
. .
{Pressing chamber formed exclusively by flexible elements, e.g. belts} [2013-01]
A01F 2015/0785
. .
{Latching or locking means for the tailgate of the rotobaler} [2016-05]
A01F 2015/079
. .
{Sledge for rollers of the pressing chamber} [2016-05]
A01F 2015/0795
. .
{Pressing chamber with variable volume} [2013-01]
A01F 15/08
.
Details [2013-01]
A01F 2015/0808
. .
{Balers incorporate an inclinometer} [2013-01]
A01F 15/0816
. .
{Devices for dispensing chemicals in bales during formation} [2013-01]
A01F 15/0825
. .
{Regulating or controlling density or shape of the bale} [2013-01]
A01F 15/0833
. . .
{for round balers} [2013-01]
A01F 15/0841
. .
{Drives for balers} [2013-01]
A01F 15/085
. . .
{for round balers} [2013-01]
A01F 15/0858
. . .
{for the tying devices or needles} [2013-01]
A01F 2015/0866
. . . .
{Clutching means for the knotting process; Bale length measuring means for triggering the clutching mean} [2013-01]
A01F 15/0875
. .
{Discharge devices} [2013-01]
A01F 15/0883
. . .
{for round balers} [2013-01]
A01F 2015/0891
. . .
{Weighing the finished bale before falling to ground} [2013-01]
A01F 15/10
. .
Feeding devices for the crop material {e.g. precompression devices} [2020-08]
A01F 15/101
. . .
{Feeding at right angles to the compression stroke (A01F 15/106 takes precedence)} [2013-01]
A01F 2015/102
. . . .
{the pressing chamber is fed from the bottom side} [2013-01]
A01F 2015/103
. . . .
{the pressing chamber is fed from a lateral side} [2013-01]
A01F 2015/105
. . . .
{the pressing chamber is fed from the top side} [2013-01]
A01F 15/106
. . .
{for round balers} [2013-01]
A01F 2015/107
. . .
{Means for withdrawing knives, rotor or walls of the feeding chamber in case of plugging or congestion} [2013-01]
A01F 2015/108
. . .
{Cutting devices comprising cutter and counter-cutter} [2013-01]
A01F 15/12
. .
Feeding devices for the ties [2013-01]
A01F 15/14
. .
Tying devices specially adapted for baling presses [2020-08]
A01F 15/141
. . .
{for round balers (wrapping devices A01F 15/071)} [2013-01]
A01F 2015/143
. . . .
{Guiding fingers for twines in order to avoid the slippage of twines to the sides of the bale when tying it} [2013-01]
A01F 15/145
. . .
{Twine knotters} [2013-01]
A01F 15/146
. . .
{Wire twisters} [2013-01]
A01F 15/148
. . .
{Monitoring the tying, e.g. mistie detectors} [2013-01]
A01F 15/16
. .
Division blocks [2013-01]
A01F 15/18
. .
Endless belts, rolls or the like [2013-01]
A01F 2015/183
. . .
{Constructional details of belts of the press chamber} [2013-01]
A01F 2015/186
. . .
{Constructional details of rollers or the bearings of the rollers of the press chamber} [2013-01]
Accessories for threshing machines or baling presses (loaders for sheaves, stacks or bales A01D 87/12; trailers B62D 63/06) [2013-01]
A01F 17/00
Straw conveyors for threshing machines or baling presses [2016-05]
A01F 17/02
.
Mechanical conveyors [2016-05]
A01F 17/04
.
Pneumatic conveyors [2016-05]
A01F 19/00
Devices for securing threshing machines or baling presses to the ground, e.g. for compensating for unevenness of the ground [2013-01]
A01F 21/00
Devices for protecting human beings for threshing machines or baling presses (in combines A01D 75/20; for feeders for threshing apparatus A01F 12/16) [2013-01]
A01F 25/00
Storing agricultural or horticultural produce; Hanging-up harvested fruit (maturing fruit A23N 15/06; arrangements in barns for preparatory treatment of tobacco A24B 1/02; packing or storing hops C12C 3/04) [2013-01]
A01F 25/02
.
Clamps; Pits [2013-01]
A01F 25/04
.
Stacks, ricks or the like [2013-01]
A01F 25/045
. .
{Distributing arrangements in haystacks} [2013-01]
A01F 25/08
. .
Ventilating means [2013-01]
A01F 25/10
. .
Shelters {; Open sheds or similar structures} [2017-08]
A01F 25/12
.
Racks for drying purposes [2013-01]
A01F 25/125
. .
{Transport devices for hay racks} [2013-01]
A01F 25/13
.
Coverings (A01F 25/14 takes precedence) [2013-01]
A01F 25/14
.
Containers specially adapted for storing [2013-01]
A01F 2025/142
. .
{Machinery for making sausage-like groups of bales by wrapping or bagging} [2024-08]
A01F 2025/145
. .
{Bagging machines for loose materials making some kind of "sausage" on the field} [2024-08]
A01F 2025/147
. .
{the containers are specially adapted for storing or drying the products in vacuum} [2013-01]
A01F 25/16
.
Arrangements in forage silos [2013-01]
A01F 25/163
. .
{in tower silos} [2013-01]
A01F 25/166
. .
{in trench silos} [2013-01]
A01F 25/18
. .
Loading or distributing arrangements [2013-01]
A01F 25/183
. . .
{Loading arrangements} [2013-01]
A01F 25/186
. . .
{Distributing arrangements (for haystacks A01F 25/045)} [2013-01]
A01F 25/20
. .
Unloading arrangements [2013-01]
A01F 25/2009
. . .
{Top unloading units for tower silos} [2013-01]
A01F 25/2018
. . .
{Bottom unloading units for tower silos} [2013-01]
A01F 25/2027
. . .
{for trench silos} [2013-01]
A01F 25/2036
. . . .
{Cutting or handling arrangements for silage blocks} [2013-01]
A01F 2025/2045
. . . .
{Unloading arrangements including a conveyor belt for transferring the material to a hopper} [2013-01]
A01F 2025/2054
. . . .
{Machinery for cutting successive parallel layers of material in a trench silo} [2024-08]
A01F 2025/2063
. . . .
{Machinery for shredding successive parallel layers of material in a trench silo} [2013-01]
A01F 2025/2072
. . . .
{Scoops with an extracting tool mounted inside or in the vicinity of said scoop} [2013-01]
A01F 2025/2081
. . . .
{Hydraulic features of the trench silos unloading devices, e.g. hydraulic circuits} [2013-01]
A01F 2025/209
. . . .
{Manual portable tools for unloading a silo, e.g. for cutting out a block} [2013-01]
A01F 25/22
. .
Ventilating arrangements [2013-01]
A01F 29/00
Cutting apparatus specially adapted for cutting hay, straw or the like (mowers combined with means for cutting up the mown crop A01D 43/08) [2013-01]
A01F 29/005
.
{for disintegrating and cutting up bales of hay, straw or fodder (for unrolling round bales A01D 87/127)} [2013-01]
A01F 29/01
.
specially adapted for being mounted on or drawn by a tractor, e.g. field choppers [2013-01]
A01F 29/02
.
having rotating knives with their cutting edges in a plane perpendicular to their rotational axis [2013-01]
A01F 29/025
. .
{with feeding direction parallel to axis} [2013-01]
A01F 29/04
. .
with feeding direction transverse to axis [2013-01]
A01F 29/06
.
having rotating knives with their cutting edges on a cylinder surface, e.g. of the helical-type [2013-01]
A01F 29/08
.
having reciprocating knives [2013-01]
A01F 29/09
.
Details [2013-01]
A01F 29/095
. .
{Mounting or adjusting of knives} [2013-01]
A01F 29/10
. .
Feeding devices [2013-01]
A01F 29/12
. .
Discharge means (loaders for hay or like field crop having blowers A01D 87/10) [2013-01]
A01F 29/14
. .
Drives [2013-01]
A01F 29/16
. .
Safety devices, e.g. emergency brake arrangements [2013-01]
A01F 29/18
. . .
for protecting human beings [2013-01]
A01F 29/22
. .
Arrangement of knife sharpening devices [2013-01]