Patents Assigned to Kuhn S.A.
  • Device for processing fodder
    Patent number: 7337599
    Abstract: 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 first guide element into at least two positions relative to the rotor and to hold the first guide element in these positions, a link between the first guide element and the second guide element so that a change of position of the first guide element modifies the position of the second guide element, and a second control member configured to dispose the second guide element according to the various configurations.
    Type: Grant
    Filed: May 7, 2004
    Date of Patent: March 4, 2008
    Assignee: Kuhn S.A.
    Inventor: Joel Wilhelm
  • MOWER-CONDITIONER CONDITIONING ROLLER, METHOD OF MANUFACTURING SUCH A ROLLER AND MOWER-CONDITIONER EQUIPPED WITH SUCH A ROLLER
    Publication number: 20070234695
    Abstract: A mower-conditioner conditioning roller comprising a superficial relief over the entirety of its periphery. This roller, of cylindrical overall shape, is hollow and has no cylindrical core and has a wall of reduced thickness directly comprising reliefs. The body of the roller is formed with at least one structured plate comprising reliefs obtained by bending or rolling.
    Type: Application
    Filed: April 6, 2007
    Publication date: October 11, 2007
    Applicant: KUHN S.A.
    Inventor: Bernard Wattron
  • Hay-harvest machine provided with a hinged frame
    Publication number: 20070144130
    Abstract: The inventive hay-harvest machine comprises a frame consisting of a longitudinal beam (2), a coupling device (3) which hinges on said beam (2) and by a cross member (4) which is fixed to the beam and provided with supporting wheels (7, 8). Said frame (1) comprises at least one working member for displacing products lied on the ground. Said invention is characterised in that the beam (2) of the frame (1) consists of at least two parts (21, 22) one of which carries the coupling device (3) and the other carries the cross member (4) provided with the wheels (7, 8) or with working members (13) and said parts (21, 22) are pivotable with respect to each other by means of at least one substantially vertical axis (23) in such a way that they swing with respect to each other, thereby making it possible to obtain different operating positions.
    Type: Application
    Filed: December 14, 2004
    Publication date: June 28, 2007
    Applicant: KUHN S.A.
    Inventor: Jens Geiser
  • Device for processing fodder
    Publication number: 20070068130
    Abstract: 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 first guide element into at least two positions relative to the rotor and to hold the first guide element in these positions, a link between the first guide element and the second guide element so that a change of position of the first guide element modifies the position of the second guide element, and a second control member configured to dispose the second guide element according to the various configurations.
    Type: Application
    Filed: May 7, 2004
    Publication date: March 29, 2007
    Applicant: Kuhn S.A.
    Inventor: Joel Wilhelm
  • Rotary mower
    Patent number: 7181897
    Abstract: 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 connected to the gearbox by the guide bearing, the cutting member being driven in rotation during work about an upwardly directed axis. And, at least one assembly element is anchored in the front piece of increased thickness, attachment of the guide bearing being thus improved.
    Type: Grant
    Filed: June 3, 2003
    Date of Patent: February 27, 2007
    Assignee: Kuhn S. A.
    Inventors: Rene Walter, Horst Neuerburg, Michel Wolff, Jacky Kirch
  • Mower with foldable mowing units
    Publication number: 20060254242
    Abstract: A mower comprising a support structure on which are articulated by means of substantially horizontal axes at least two mowing units each comprising a frame carrying at least one cutterbar and one conveyor belt, which mowing units can be moved about said axes from a working position to a transport position. The said conveyor belts are articulated relative to the cutterbars by means of axes and there are means for automatically moving said conveyor belts about their axes of articulation to bring them closer to the carrier frames and consequently to the middle of the mower when placed in the transport position.
    Type: Application
    Filed: April 26, 2006
    Publication date: November 16, 2006
    Applicant: KUHN S.A.
    Inventors: Cedric Halter, Martin Walch
  • Agricultural machine for swathing products lying on the ground
    Publication number: 20060254244
    Abstract: An agricultural machine for grouping windrows together or for windrowing products lying on the ground, comprising in particular a main frame supporting a central gathering and windrowing device and two side gathering and windrowing devices connected to support arms that extend laterally during work, each of said side support arms being articulated relative to the main frame on a substantially vertical axis about which it is foldable at an angle of approximately 90° for transport and each of said side gathering and windrowing device being articulated on its support arm by means of a substantially horizontal axis about which it is foldable upwards at an angle of approximately 90° to obtain a reduced machine width for transport.
    Type: Application
    Filed: April 28, 2006
    Publication date: November 16, 2006
    Applicant: KUHN S.A.
    Inventor: Jens Geiser
  • Agricultural machine comprising a motor vehicle and several working units intended to cut plant products
    Publication number: 20060254238
    Abstract: An agricultural machine comprising: a motor vehicle that can move in two opposite directions, a direction of travel for work, and a transport direction, a driver's cabin that can move along the motor vehicle, at least one central support connected to the lifting device of the motor vehicle and supporting front working units intended to cut standing plant products, the working units that protrude laterally from the motor vehicle being able to be moved by means of the central support into a transport position in which they are positioned longitudinally at least partly above the motor vehicle.
    Type: Application
    Filed: May 3, 2006
    Publication date: November 16, 2006
    Applicant: KUHN S.A.
    Inventors: Rene Walter, Cedric Halter, Philippe Potier
  • Machine for gathering products such as grass
    Publication number: 20060248870
    Abstract: A machine for gathering products such as grass, including a main frame bearing a first lateral gathering device with which a first windrowing device is associated and a second lateral gathering device with which a second windrowing device is associated. The main frame further bears a central gathering device with which a third windrowing device is associated and the central gathering device and the third windrowing device can be moved relative to the main frame into a first and a second position.
    Type: Application
    Filed: March 9, 2004
    Publication date: November 9, 2006
    Applicant: KUHN S.A.
    Inventor: Jens Geiser
  • Device for treating fodder and reaping machine which uses such device for treating fodder
    Patent number: 7127876
    Abstract: 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 connecting part which is used to connect the conditioning element to the support via a first connection, and a second connection which connects the conditioning element to the support if the first connection breaks.
    Type: Grant
    Filed: April 11, 2003
    Date of Patent: October 31, 2006
    Assignee: Kuhn S.A.
    Inventor: Jean-Baptiste Ligouy
  • Haying machine
    Patent number: 7100350
    Abstract: 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 arms of at least one pair of rotors include a latching mechanism that connects them together and locks them with regard to one another in the transport position.
    Type: Grant
    Filed: April 11, 2003
    Date of Patent: September 5, 2006
    Assignee: Kuhn S.A.
    Inventor: David Breneur
  • Agricultural mower
    Publication number: 20060191250
    Abstract: An agricultural mower including at least one working unit configured to cut a standing product and a connecting device configured to connect the at least one working unit to a motor vehicle. During work the connecting device allows the at least one working unit to move transversely with respect to a direction of forward travel of the mower. The mower further includes an operating member configured to cause the transverse movement of the at least one working unit and a control device configured to measure the roll angle of the mower, and to control the operating member, so as to keep a cutting overlap at an optimum value.
    Type: Application
    Filed: April 6, 2004
    Publication date: August 31, 2006
    Applicant: Kuhn S.A.
    Inventors: Horst Neuerburg, Johnny Frumholtz, Renel Walter
  • Agricultural machine for cutting products
    Publication number: 20060174599
    Abstract: An agricultural machine for cutting standing products comprising a carrier vehicle to which there are connected at least one frontal working unit positioned, during work and when viewed in a direction of forward travel of the carrier vehicle, forward of said carrier vehicle, and at least two lateral working units positioned, during work, on each side of a working area of said frontal working unit(s) and situated behind said frontal working unit(s) and being connected to carrier arms which are articulated to the carrier vehicle and allow said lateral working units to be moved into at least one work position situated level with the front wheels of the carrier vehicle and into a folded transport position, and the carrier vehicle comprising a driver's cab that can be moved toward the front or toward the rear of said carrier vehicle.
    Type: Application
    Filed: January 30, 2006
    Publication date: August 10, 2006
    Applicant: KUHN S.A.
    Inventor: Jeannot Hironimus
  • Cutting machine, particularly an agricultural mower whose placing in transport position is simplified
    Patent number: 7055300
    Abstract: 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 articulation, an operating member intended to pivot said cutting mechanism from a working position to a transport position, a limiter device intended to limit the pivoting of said cutting mechanism so as to stop it in an intermediate position when said operating member is actuated, and a device intended to automatically render said limiter device inactive when said hitch structure occupies a raised position relative to the ground.
    Type: Grant
    Filed: March 4, 2005
    Date of Patent: June 6, 2006
    Assignee: Kuhn S.A.
    Inventor: Michel Wolff
  • Windrower for plant matter with three raking wheels
    Publication number: 20060059881
    Abstract: 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 the frame. The three raking wheels can be placed in a work position on the ground in which position the three raking wheels are substantially in the same plane and can be placed in a transport position in which the three planes formed by the three raking wheels are different and substantially perpendicular two by two.
    Type: Application
    Filed: September 20, 2005
    Publication date: March 23, 2006
    Applicant: KUHN S.A.
    Inventor: Olivier Stutzmann
  • Processing element for agricultural machines
    Patent number: 6996965
    Abstract: 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 conditioning element additionally includes a third part arranged such that: a center of gravity of the active part and a center of gravity of the third part lie on each side of a plane passing through the connecting axis and roughly perpendicular to a longitudinal axis of the conditioning element, and a center of gravity of the third part is distant from a plane passing through the connecting axis and containing the center of gravity of the active part. The conditioning element may find application particularly in the field of agricultural mowers.
    Type: Grant
    Filed: June 4, 2002
    Date of Patent: February 14, 2006
    Assignee: Kuhn S.A.
    Inventor: Jean-Baptiste Ligouy
  • Agricultural cutter comprising a carrier vehicle and several work units
    Publication number: 20050252183
    Abstract: An agricultural machine including a carrying vehicle and plural work units configured to cut a standing product. The agricultural machine includes at least two front work units arranged, during work and viewed in a direction of forward travel of the carrying vehicle, at the front of the carrying vehicle, and at least two lateral work units arranged, during work, on either side of a work area of the front work units. The front work units and the lateral work units can advantageously be moved with respect to the carrying vehicle to occupy a transport position or a work position.
    Type: Application
    Filed: March 13, 2003
    Publication date: November 17, 2005
    Applicant: KUHN S.A.
    Inventors: Jeannot Hironimus, Horst Neuerburg, Olivier Stutzmann, David Bonnin
  • Rotary mower
    Publication number: 20050229574
    Abstract: 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 connected to the gearbox by the guide bearing, the cutting member being driven in rotation during work about an upwardly directed axis. And, at least one assembly element is anchored in the front piece of increased thickness, attachment of the guide bearing being thus improved.
    Type: Application
    Filed: June 3, 2003
    Publication date: October 20, 2005
    Applicant: KUHN S.A.
    Inventors: Rene Walter, Horst Neuerburg, MIchel Wolff, Jacky Kirch
  • Agricultural mower provided with a conveyor device
    Publication number: 20050172598
    Abstract: The present invention proposes a cutting machine comprising a frame, a tilting element connected to said frame by means of a first pivot articulation, a bracket connected to said tilting element by means of a second pivot articulation, a cutting mechanism connected to said bracket by means of a third pivot articulation and a conveyor device intended to move laterally the product cut by said cutting mechanism. The said conveyor device is connected to said tilting element in such a manner as to be able to pivot relative to said frame about said first articulation together with said cutting mechanism.
    Type: Application
    Filed: January 12, 2005
    Publication date: August 11, 2005
    Applicant: KUHN S.A.
    Inventor: Sylvain Billard
  • Hydraulic drive line and hitching assembly for pull-type implement
    Publication number: 20050161905
    Abstract: An agricultural machine including a body that at least partially rests on the ground. The body can be hitched to a tractor vehicle by at least one link defining a first pivoting axle directed upwards; a second pivoting axle that is substantially horizontal is directed according to a direction of advancement of the agricultural machine, and a third pivoting axis that is substantially horizontal is directed across the direction of advancement. The agricultural machine also includes an adapter firmly connected to a hitch bar of the tractor vehicle, a support axle, and at least one jaw including an opening that widens according to a substantially vertical direction. During hitching, the support axle is engaged inside the jaw.
    Type: Application
    Filed: March 10, 2003
    Publication date: July 28, 2005
    Applicant: KUHN S.A.
    Inventors: Jean-Marie Chalancon, Ligouy Jean-Baptiste, Fabien Deschang