Patents by Inventor Henk Hofman

Henk Hofman has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20150264885
    Abstract: A milking robot comprises a frame that is movable along a guide track that is positioned adjacent to a rotary platform such that the frame can move in conjunction with the movement of the rotary platform. The milking robot further comprises a moveable arm having a first end that couples to the frame and a second end that extends in a longitudinal direction, and at least one gripper coupled to the movable arm at the second end. The gripper is extendable in the longitudinal direction of the movable arm.
    Type: Application
    Filed: June 2, 2015
    Publication date: September 24, 2015
    Inventors: Peter Willem van der Sluis, Henk Hofman
  • Publication number: 20150257356
    Abstract: A system includes a front wall, a rear wall opposite the front wall, and first and second side walls extending between the front wall and the rear wall. The first side wall includes a gate, and the second side wall is spaced apart from the first side wall such that the front wall, the rear wall, the first side wall, and the second side wall define a milking box stall that accommodates a dairy livestock. The system includes an equipment portion adjacent to the rear wall. It houses a separation container that receives milk to be discarded from the dairy livestock. The equipment portion further houses a robotic attacher that extends from behind and between the rear legs of a dairy livestock located within the milking box stall in order to attach milking equipment to the dairy livestock.
    Type: Application
    Filed: June 2, 2015
    Publication date: September 17, 2015
    Inventors: Henk Hofman, Peter Willem van der Sluis, Ype Groensma
  • Publication number: 20150257359
    Abstract: A system includes a first milking box stall cluster comprising a first plurality of milking box stalls and a first robotic attacher associated with the first milking box stall cluster. The first robotic attacher is positioned to service each of the first plurality of milking box stalls. The system further includes a second milking box cluster comprising a second plurality of milking box stalls. It is positioned adjacent to the first milking box stall cluster. A second robotic attacher is associated with the second milking box stall cluster and is positioned to service each of the second plurality of milking box stalls.
    Type: Application
    Filed: June 2, 2015
    Publication date: September 17, 2015
    Inventors: Henk Hofman, Cor de Ruijter, Menno Koekoek, Michael A. Mills, Peter Willem van der Sluis
  • Publication number: 20150250131
    Abstract: A spray tool coupled to a robotic arm includes a linear member, a first spray nozzle and a second spray nozzle. The linear member rotates about an axis that is perpendicular to the robotic arm. The linear member has a perimeter that lies within an outer perimeter of the robotic arm when the robotic arm extends between the legs of a dairy livestock. The first spray nozzle is coupled to the linear member proximate a first end of the linear member. The second spray nozzle is coupled to the linear member proximate a second end of the linear member.
    Type: Application
    Filed: May 18, 2015
    Publication date: September 10, 2015
    Inventors: Henk Hofman, Peter Willem van der Sluis, Ype Groensma
  • Patent number: 9126335
    Abstract: A method for applying a substance to the teats of a dairy livestock comprises extending a robotic arm between the legs of a dairy livestock positioned in a stall. The method continues by rotating a linear member of a spray tool about an axis that is perpendicular to the robotic arm, wherein the linear member has a perimeter that lies within an outer perimeter of the robotic arm when the robotic arm extends between the hind legs of the dairy livestock. The method continues by discharging a substance as the linear member rotates.
    Type: Grant
    Filed: February 21, 2014
    Date of Patent: September 8, 2015
    Assignee: Technologies Holdings Corp.
    Inventors: Henk Hofman, Peter Willem van der Sluis, Ype Groensma
  • Patent number: 9107378
    Abstract: In certain embodiments, a system includes a front wall, a rear wall positioned substantially parallel to the front wall, and first and second side walls each extending between the front wall and the rear wall. The first side wall includes a gate, and the second side wall is spaced apart from the first side wall such that the front wall, the rear wall, the first side wall, and the second side wall define a milking box stall of a size sufficient to accommodate a dairy livestock. The system includes an equipment portion located adjacent to the rear wall. The equipment portion houses a robotic attacher configured to extend between the rear legs of a dairy livestock located within the milking box stall in order to attach milking equipment to the dairy livestock.
    Type: Grant
    Filed: April 28, 2011
    Date of Patent: August 18, 2015
    Assignee: Technologies Holdings Corp.
    Inventors: Henk Hofman, Peter Willem van der Sluis, Ype Groensma
  • Patent number: 9107379
    Abstract: In certain embodiments, a system includes a first milking box stall of a size sufficient to accommodate a dairy livestock. The system also includes an equipment portion located adjacent to the first milking box stall. The equipment portion houses a robotic attacher. The system also includes a second milking box stall of a size sufficient to accommodate a dairy livestock. The second milking box stall is located adjacent to the equipment portion. The robotic attacher is configured to service both the first milking box stall and the second milking box stall by extending between the rear legs of a dairy livestock located within either stall in order to attach milking equipment to the dairy livestock.
    Type: Grant
    Filed: April 19, 2012
    Date of Patent: August 18, 2015
    Assignee: Technologies Holdings Corp.
    Inventors: Henk Hofman, Cor de Ruijter, Menno Koekoek, Michael A. Mills, Peter Willem van der Sluis
  • Publication number: 20150228068
    Abstract: A system for processing an image comprises a three-dimensional camera that captures an image of a dairy livestock. A processor is communicatively coupled to the three-dimensional camera. The processor accesses a first pixel having a first depth location, and a second pixel having a second depth location. The processor determines that the second depth location is not within a threshold distance of the first depth location, and discards the second pixel from the image based at least in part upon the determination.
    Type: Application
    Filed: April 24, 2015
    Publication date: August 13, 2015
    Inventors: Henk Hofman, Cor de Ruijter, Menno Koekoek, Peter Willem van der Sluis
  • Publication number: 20150181829
    Abstract: An apparatus comprises a cup holder bracket and a cup holder. The cup holder bracket comprises a hinge that allows the cup holder bracket to pivot between a substantially horizontal position when closed to a substantially vertical position when opened. The cup holder is coupled to the cup holder bracket and comprises a rimmed structure configured to hold an attachment end of a cup when the cup holder bracket is closed.
    Type: Application
    Filed: March 11, 2015
    Publication date: July 2, 2015
    Inventors: Henk Hofman, Cor de Ruijter, Menno Koekoek, Peter Willem van der Sluis
  • Patent number: 9058657
    Abstract: In an exemplary embodiment, a system includes a three-dimensional camera and a processor. The processor is operable to access a first portion of visual data captured by the three-dimensional camera wherein the visual data comprises an image of a dairy livestock and access a second portion of the visual data, wherein the first portion and the second portion are aligned in a first dimension. The processor is further operable to determine a first coordinate, wherein the first coordinate comprises a location of the first portion in a second dimension, the second dimension orthogonal to the first dimension and determine a second coordinate, wherein the second coordinate comprises a location of the second portion in the second dimension. The processor is further operable to determine a first distance exceeds a distance threshold, wherein the first distance is the distance between the first coordinate and the second coordinate in the second dimension.
    Type: Grant
    Filed: April 17, 2012
    Date of Patent: June 16, 2015
    Assignee: Technologies Holdings Corp.
    Inventors: Henk Hofman, Cor de Ruijter, Menno Koekoek, Peter Willem van der Sluis
  • Patent number: 9049843
    Abstract: In certain embodiments, a robotic attacher comprises a main arm, a supplemental arm coupled to the main arm, and a plurality of actuators operable to move the main arm and supplemental arm in response to signals from a controller. The actuators comprise first, second, and third actuators operable to move the main arm in x-, y-, and z-directions, respectively. The actuators further comprise fourth and fifth actuators operable to pivot a gripping portion of the supplemental arm in a first z-direction and a second z-direction, respectively, with the second z-direction being opposite the first z-direction.
    Type: Grant
    Filed: April 17, 2012
    Date of Patent: June 9, 2015
    Assignee: Technologies Holdings Corp.
    Inventors: Henk Hofman, Cor de Ruijter, Menno Koekoek, Peter Willem van der Sluis
  • Patent number: 9043988
    Abstract: In certain embodiments, a milking box comprises a storage area comprising a retractable hose, a hose lift belt, a cup holder base, a cup holder, and a cup holder bracket. The retractable hose couples to a cup and suspends the cup in the storage area. The hose lift belt couples to the retractable hose and is operable to retract the retractable hose. The cup holder base defines an aperture through which the retractable hose is positioned. The cup holder comprises a rimmed structure adapted to hold an attachment end of the cup. The cup holder is coupled to the cup holder bracket. The cup holder bracket is operable to open and close such that when closed, the rimmed structure of the cup holder aligns with the attachment end of the cup that is suspended from the retractable hose.
    Type: Grant
    Filed: April 17, 2012
    Date of Patent: June 2, 2015
    Assignee: Technologies Holdings Corp.
    Inventors: Henk Hofman, Cor de Ruijter, Menno Koekoek, Peter Willem van der Sluis
  • Publication number: 20150071499
    Abstract: A system comprises a memory operable to store light intensity information for a plurality of neighboring pixels of an image that includes a dairy livestock. The system further comprises a processor communicatively coupled to the memory. The processor determine that a difference between the light intensity information for a first pixel of the plurality of neighboring pixels and at least some of the other neighboring pixels exceeds a threshold. The processor further discards the first pixel and determines a location of a teat of the dairy livestock based on the image, excluding the discarded pixel.
    Type: Application
    Filed: November 20, 2014
    Publication date: March 12, 2015
    Inventors: Henk Hofman, Cor de Ruijter, Menno Koekoek, Peter Willem van der Sluis
  • Publication number: 20150022641
    Abstract: In an exemplary embodiment, a system includes a three-dimensional camera and a processor communicatively coupled to the three-dimensional camera. The processor is operable to determine a first edge of a dairy livestock, determine a second edge of the dairy livestock, determine a third edge of the dairy livestock, and determine a fourth edge of the dairy livestock.
    Type: Application
    Filed: October 7, 2014
    Publication date: January 22, 2015
    Inventors: Henk Hofman, Cor de Ruijter, Menno Koekoek, Peter Willem van der Sluis
  • Patent number: 8903129
    Abstract: In an exemplary embodiment, a system includes a camera and a processor communicatively coupled to the camera. The processor is operable to access visual data captured by the camera, wherein the visual data comprises an image of a dairy livestock and determine that an intensity measurement of a first portion of the visual data exceeds an intensity threshold. The processor is further operable to filter the first portion of the visual data in response to determining that the intensity measurement exceeds the threshold. The processor is also operable to determine a coordinate of a teat of the dairy livestock based at least in part upon the visual data, excluding filtered portions of the visual data.
    Type: Grant
    Filed: April 17, 2012
    Date of Patent: December 2, 2014
    Assignee: Technologies Holdings Corp.
    Inventors: Henk Hofman, Cor de Ruijter, Menno Koekoek, Peter Willem van der Sluis
  • Patent number: 8885891
    Abstract: In an exemplary embodiment, a system includes a three-dimensional camera and a processor communicatively coupled to the three-dimensional camera. The processor is operable to determine a first edge of a dairy livestock, determine a second edge of the dairy livestock, determine a third edge of the dairy livestock, and determine a fourth edge of the dairy livestock.
    Type: Grant
    Filed: April 17, 2012
    Date of Patent: November 11, 2014
    Assignee: Technologies Holdings Corp.
    Inventors: Henk Hofman, Cor de Ruijter, Menno Koekoek, Peter Willem van der Sluis
  • Publication number: 20140326187
    Abstract: A robotic attacher comprises a main arm, a supplemental arm coupled to the main arm, and a gripping portion coupled to the supplemental arm. The gripping portion comprises at least one nozzle and is operable to rotate such that during a first mode of operation, the nozzle is positioned away from the top of the gripping portion, and during a second mode of operation, the nozzle is positioned generally on the top of the gripping portion.
    Type: Application
    Filed: July 15, 2014
    Publication date: November 6, 2014
    Inventors: Henk Hofman, Peter Willem van der Sluis, Ype Groensma
  • Publication number: 20140318471
    Abstract: A system for operating a robotic arm, comprises a controller and a robotic arm. The controller receives an indication that a stall of a rotary milking platform in which a dairy livestock is located has moved into an area adjacent a robotic arm that is detached from the rotary milking platform. The controller also determines whether a milking cluster is attached to the dairy livestock. The robotic arm is communicatively coupled to the controller and extends between the legs of the dairy livestock if the controller determines that the milking cluster is not attached to the dairy livestock. The robotic arm does not extend between the legs of the dairy livestock if the controller determines that the milking cluster is attached to the dairy livestock.
    Type: Application
    Filed: July 11, 2014
    Publication date: October 30, 2014
    Inventors: Henk Hofman, Peter Willem van der Sluis, Ype Groensma
  • Publication number: 20140318460
    Abstract: A system includes a carriage track positioned adjacent to a rotary milking platform, a robot carriage mounted to the carriage track, and a controller. The controller causes the robot carriage to move linearly along the carriage track in conjunction with a rotational movement of the rotary milking platform such that a first linear position of the robot carriage aligns with a first rotational position of a milking stall of the rotary milking platform and a second linear position of the robot carriage aligns with a second rotational position of the milking stall of the rotary milking platform.
    Type: Application
    Filed: July 11, 2014
    Publication date: October 30, 2014
    Inventors: Henk Hofman, Cor de Ruijter, Menno Koekoek, Peter Willem van der Sluis
  • Publication number: 20140318458
    Abstract: A robotic attacher comprises a main arm, a supplemental arm coupled to the main arm, and a gripping portion coupled to the supplemental arm. The gripping portion is operable to rotate such that at a first time, a nozzle is positioned generally on the bottom of the gripping portion, and at a second time, the nozzle is positioned generally on the top of the gripping portion.
    Type: Application
    Filed: July 15, 2014
    Publication date: October 30, 2014
    Inventors: Henk Hofman, Peter Willem van der Sluis, Ype Groensma