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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Kuhn S.A. Patents
Assignee:
Kuhn S.A.
Address:
Saverne, FR
No. of patents:
173
Patents:


1 2 3 4


Patent Number Title Of Patent Date Issued
RE34417 Mower having separately replaceable bearing subassembly October 26, 1993
In a mower having a frame and a plurality of rotatable disks supported by the frame, a driving device is operable to rotate each disk, and includes a driving wheel associated with each disk, and a shaft in driven connection with a corresponding driving wheel. A coupling in driven con
D462702 Reaper cutter blade September 10, 2002
D450065 Disk for mower blades November 6, 2001
D449623 Disk for mower blades October 23, 2001
D449314 Mower element October 16, 2001
D449313 Mower element October 16, 2001
D449312 Mower element October 16, 2001
D449054 Cutting member of a cutting machine October 9, 2001
D449053 Reinforced mower blade and reinforced mower blade with lid October 9, 2001
D448779 Mower element October 2, 2001
7418811 Mid mount rakes and pickup with side delivery swathers September 2, 2008
An agricultural machine for grouping products lying on the ground and in particular having a main frame carrying two gathering devices situated one beside the other during work and to which swathing devices are associated and having a separation device situated in front of the inner
7380393 Windrower for plant matter with three raking wheels June 3, 2008
A haymaking machine, particularly a windrower for plant matter lying on the ground, comprising a frame bearing three raking wheels having soil resting wheels and raking forks, driven in rotation about support axes in a work position, which raking wheels are connected by carrying arms to
7380391 Agricultural mower maneuvering and lightening devices June 3, 2008
A mower including a hitching structure configured to be connected to a motor vehicle, a cutting mechanism, a maneuvering device configured to bring the cutting mechanism from a working position to a maneuvering position, and a lightening device configured to transfer a part of the we
7370459 Agricultural machine, particularly of the rotary mower type, comprising an improved chopping dev May 13, 2008
An agricultural machine fitted with a chopping device. The chopping device includes a guard, at least three chopping members disposed above the guard and that are linked thereto to pivot around a shaft directed upwards, and transmission elements that rotate the chopping members aroun
7337599 Device for processing fodder March 4, 2008
A device for processing fodder including a rotor driven in rotation about its longitudinal axis, a first guide element partially surrounding the rotor, a second guide element configured to occupy at least two positions relative to the rotor, a first control member configured to move the
7181897 Rotary mower February 27, 2007
A cutting device including a gearbox of an upper part, a lower part, and a front piece, the front piece having a thickness greater than the thickness of the upper part. At least one guide bearing is connected to the gearbox by assembly elements. At least one cutting member is connect
7127876 Device for treating fodder and reaping machine which uses such device for treating fodder October 31, 2006
A device for treating forage, intended to accelerate the drying and comprising a rotor which is rotated about an axis and includes a support and at least one conditioning element. The conditioning element includes at least one active part which is used to work the forage, a first con
7100350 Haying machine September 5, 2006
A haymaking machine including a frame carrying at least one pair of rotors connected to carrying arms that may be moved from a working position, in which they are substantially horizontal, to a transport position, in which they are substantially vertical, and vice-versa. The carrying arm
7055300 Cutting machine, particularly an agricultural mower whose placing in transport position is simpl June 6, 2006
The present invention proposes a cutting machine comprising: a cutting mechanism, a hitch structure able to be raised relative to the ground, a carrier beam connected to said cutting mechanism by means of a first pivot articulation and to said hitch structure by means of a second pivot
6996965 Processing element for agricultural machines February 14, 2006
A conditioning element for a treatment device to accelerate drying of forage. The conditioning element includes an active part to work the forage and a first connecting part to connect, in a pivoting manner about a connecting axis, the conditioning element to a support. The condition
6907719 Agricultural implement comprising a transporting device June 21, 2005
An agricultural machine comprises a body and a drawbar, which drawbar is connected to the body using a first articulation with a substantially vertical axis and allows the agricultural machine to be moved along during work and during transport, the body resting on the ground during work
6748730 Haymaking machine with telescopic carrier arms June 15, 2004
A haymaking machine for windrowing forage includes a frame carrying several rotors connected to carrier arms which are articulated to the frame and which can be moved from a work position into a transport position. The carrier arms are made as two telescopic parts of which the second car
6679038 Haymaking machine, particularly a mower with a windrow grouping device January 20, 2004
A haymaking machine, particularly a mower of plant matter with a grouping device allowing the plant matter cut in two passes to be grouped together into a double windrow or alternatively a single windrow to be formed. The grouping device is made of a first member for moving the plant mat
6668531 Harvesting machine with freewheel compensation December 30, 2003
A machine for harvesting forage including in particular a cutting mechanism and a device for treating the cut products. The treatment device includes at least two ribbed rollers which are driven in rotation by a transmission. The transmission includes at least one flexible element wh
6612102 Mower comprising a windrow grouping mechanism September 2, 2003
The mower of the present invention comprises a frame, a cutting mechanism supported by the frame, and a windrow grouping mechanism. In turn, the windrow grouping mechanism comprises a longitudinal conveying device and a transverse conveying device. The mower of the present invention is n
6564879 Locking device for a guard of soil-working machine May 20, 2003
A soil-working machine comprising a chassis, a rotor connected to the chassis, driven in rotation during work about a substantially horizontal axis directed transversely to a direction of forward travel of the machine, at least one guard connected to the chassis with an articulation
6499413 Seed planting device and seed drill using such devices December 31, 2002
A device for planting seeds in the ground having an inlet orifice via which an airstream transporting seeds arrives, an outlet orifice via which the seeds are planted in the ground and a separating device. The separating device includes a grating which lies substantially in the continuat
6467249 Hay making machine comprising at least one raking wheel articulated to a carrying arm October 22, 2002
A hay making machine, particularly a windrower for plant matter, comprising a structure carrying at least one raking wheel. The latter is connected to the end of a carrying arm in such a way as to be able to pivot about a first axis and a second axis. The two axes of articulation of the
6463726 Hay harvesting machine provided with at least a swathing rotor equipped with a deflector with ad October 15, 2002
A hay harvesting machine including a frame with several windrowing rotors, the frame including a draft beam and a connecting beam which is articulated with respect to the draft beam, at least the rotor of the connecting beam located farthest back being equipped with a windrowing defl
6427428 Cutting device for a cutting machine August 6, 2002
A cutting device for a cutting machine including a driver driven by a drive shaft, a support structure secured to the driver and at least one drive device intended to drive a cut product toward the rear of the cutting machine. The drive device includes at least two drive walls which exte
6393811 Cutting element for a rotary cutting machine May 28, 2002
A cutting element for a rotary cutting machine comprising several adjacent cutting members each of which is intended, during work, to rotate about an upwardly directed respective axis. The cutting element comprises an active zone intended to cut plants and a connecting zone intended to c
6381935 Cutting machine comprising a cutting device connected to a chassis by means of an improved conne May 7, 2002
A cutting machine comprising a chassis connected to a motor vehicle, a cutting device comprising cutting members, a connecting device connecting the cutting device to the chassis in such a way as to allow the cutting device to be brought into a work position and into a transport position
6349529 Operating device for an agricultural machine February 26, 2002
An operating device for an agricultural machine which includes a hitching structure connected to a motor vehicle by use of an upper hitching point and at least one lower hitching point. A second lower hitching point is connected to the device and the hitching structure is movable with re
6345490 Agricultural machine including a locking mechanism for preventing a double-rod ram from rotating February 12, 2002
An agricultural machine including a chassis, a working unit connected to the chassis by a suspension device so that the working unit can move relative to the chassis during work, at least one operating ram for raising the working unit into a transport position or lowering it into a w
6334292 Belt tensioner January 1, 2002
A device and an agricultural machine which employ a method for the mounting/disassembly and automatic tension adjustment of at least one endless transmission member. The device for the mounting/disassembly and automatic tension adjustment of the endless transmission member is fitted
6328327 Adapter device allowing the drawbar of an agricultural machine to be connected optimally to a hi December 11, 2001
An adapter device comprising an adapter bar equipped with a hitching pin extending vertically when the device is mounted on the hitching bar, and a connecting pin for the hitching bar. The adapter device allows the mechanical play between the hitching bar and the adapter bar to be reduce
6311464 Mowing machine November 6, 2001
A mower comprising a cutting mechanism which, during work, extends transversely to a direction of work, a hitching structure connected to a motor vehicle, a carrying beam connected, on one hand, to the cutting mechanism by a first articulation and, on another hand, to the hitching st
6308504 Device for treating cut fodder and mower employing such a treatment device October 30, 2001
A treatment device for treating cut fodder includes a treatment rotor, first and second supports, and a driving device for driving the treatment rotor. The first support of the treatment device is located near a first end of the treatment rotor. The first support includes a first bearing
6305153 Cutting member for agricultural mower October 23, 2001
A cutting member of a cutting machine driven in rotation about an upwardly directed axis of revolution. The cutting member comprises at least two supports each carrying a cutting element, and at least two active areas each located in a region of a corresponding cutting element. The activ
6269619 Mower with a centralized device for adjusting the lightening force exerted on the harvesting mec August 7, 2001
Mower including a suspension device connecting a harvesting mechanism to a chassis and allowing the harvesting mechanism a heightwise movement with respect to the chassis. The mower further including a lightening device associated with the harvesting mechanism and including two elastical
6189306 Agricultural machine comprising a pivotable drawbar and transmission members comprising a coupli February 20, 2001
Agricultural harvester comprising a chassis; a drawbar connected to the chassis at a first articulation of geometric axis; transmission members comprising a first set comprising at least a first drive shaft, a second set comprising at least one input shaft of rotation axis, a coupling. T
6125619 Implement or machine comprising a working unit articulated to a carrying structure, and method o October 3, 2000
Implement or machine which can be moved along a work surface, which includes a carrying structure or chassis, a working unit articulated to the carrying structure or chassis, and a device for connecting the carrying structure or chassis and the working unit together, wherein the conn
6101796 Mower including a device preventing the vibrations from being transmitted between the cutting me August 15, 2000
A mower which includes a cutting mechanism connected to a carrying structure by connections wherein each connection includes a device preventing at least some of the vibrations from being transmitted between the cutting mechanism and the carrying structure. The cutting mechanism incl
6085501 Automatic adjusting for lightening a machine working unit: method, device and machine July 11, 2000
A method and device for automatically adjusting the lightening of a working unit (U) of a machine by use of a hydraulic ram (57) associated with a hydropneumatic accumulator (67). Use is made of a second hydraulic ram (58) of which the piston (53), which can move as far as a predetermine
6082276 Disk colter for seed drills July 4, 2000
A disk colter has a main disk for making a furrow in the ground. A secondary disk keeps the furrow open over a long enough distance that one or more seeds can be deposited. A support member supports the disks which are mounted so that they can rotate freely and are inclined in such a way
6055800 Agricultural cutting machine comprising an improved suspension device for the cutting mechanism May 2, 2000
The invention relates to an agricultural cutting machine includes a chassis, a harvesting mechanism and a suspension device connecting the harvesting mechanism to the chassis. The suspension device includes a lower suspension member and an upper suspension member forming an articulat
6050076 Haymaking machine April 18, 2000
A haymaking machine, especially a windrower of mown plant matter, comprisinga frameseveral windrowing rotors which are driven in rotation during work about substantially vertical axes having supports fitted with carrier wheels,the frame comprising a draft beam and a connecting beam to which
6003291 Agriculture machine December 21, 1999
An agricultural machine includes a body, a connecting mechanism, an operating device for pivoting the connecting mechanism into at least two working positions, transmission elements which include at least one gearbox, and a control mechanism intended to pivot the gearbox into operati
5992133 Agricultural machine for harvesting plant matter, with two conditioning units November 30, 1999
The present invention relates to an agricultural machine for harvesting plant matter including: a mobile frame; a draw bar connected to the mobile frame; a harvesting mechanism having two conditioning units, each one provided with two contra-rotating conditioning members; and transmissio
5966913 Conditioning device, conditioning machine and mower-conditioner comprising such a device October 19, 1999
A conditioning device for harvesting products includes a casing having an inlet and outlet section, a transport rotor, a deflector defining a passage channel, and at least one comb having teeth which enter the passage channel through a slit in the deflector. The comb is connected to
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