Patents by Inventor Nils Erik Holmertz

Nils Erik Holmertz 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: 20080245307
    Abstract: The present invention refers to a cleaning method in a milking system (9) comprising a plurality of teat cups (19), each of which is connected to a respective milk line, wherein, during milking of the teats of a milking-animal, the plurality of teat cups (19) are attached to the teats of the animal, and vacuum is supplied to the respective milk lines in order to draw milk from the teats of the milking animal. The cleaning comprises the steps of removing milk or other residues present at each of said plurality of teat cups by means of flushing (37) each of said plurality of teat cups with a cleaning fluid supplied via a supply line (36, 34c); evacuating cleaning fluid from each of said plurality of teat cups or from the supply line, and disinfecting at least one of said plurality of teat cups by means of exposing (60) said at lest one of said plurality of teat cups to steam.
    Type: Application
    Filed: June 3, 2008
    Publication date: October 9, 2008
    Inventors: Jan Ericsson, Lars Wase, Nils Erik Holmertz, Epke Bosma
  • Patent number: 7412943
    Abstract: The present invention refers to a cleaning method in a milking system (9) comprising a plurality of teat cups (19), each of which is connected to a respective milk line, wherein, during milking of the teats of a milking animal, the plurality of teat cups (19) are attached to the teats of the animal, and vacuum is supplied to the respective milk lines in order to draw milk from the teats of the milking animal. The cleaning comprises the steps of removing milk or other residues present at each of the plurality of teat cups by of flushing (37) each of said plurality of teat cups with a cleaning fluid supplied via a supply line (36, 34c); evacuating cleaning fluid from each of the plurality of teat cups or from the supply line; and disinfecting at least one of the plurality of teat cups by of exposing (60) the at lest one of the plurality of teat cups to steam.
    Type: Grant
    Filed: August 1, 2007
    Date of Patent: August 19, 2008
    Assignee: Delaval Holding AB
    Inventors: Jan Ericsson, Lars Wase, Nils Erik Holmertz, Epke Bosma
  • Patent number: 7316200
    Abstract: A method of disinfecting or sterilizing at least a portion of any of a resting, a milking, or a feeding station (3, 24, 26) provided with an animal identification device (18) and located in an area (1), in which milking animals are allowed to move, is provided. Each of the animals visiting the resting, the milking, or the feeding station is identified and is admitted to enter the station depending on the identification. The inventive method comprises the steps of retrieving information regarding the health of each of the animals entering the station; and automatically disinfecting or sterilizing the portion of the station only if the information retrieved reveals that an animal entering the station has an infection that is capable of being transmitted to other animals. The disinfection or the sterilization is performed after that said infectious milking animal has left the station.
    Type: Grant
    Filed: July 4, 2003
    Date of Patent: January 8, 2008
    Assignee: Delaval Holding AB
    Inventors: Epke Bosma, Nils Erik Holmertz, Lars Wase, Lars Gullander
  • Patent number: 7263948
    Abstract: The present invention refers to a cleaning method in a milking system (9) comprising a plurality of teat cups (19), each of which is connected to a respective milk line, wherein, during milking of the teats of a milking animal, the plurality of teat cups (19) are attached to the teats of the animal, and vacuum is supplied to the respective milk lines in order to draw milk from the teats of the milking animal. The cleaning comprises the steps of removing milk or other residues present at each of said plurality of teat cups by means of flushing (37) each of said plurality of teat cups with a cleaning fluid supplied via a supply line (36, 34c); evacuating cleaning fluid from each of said plurality of teat cups or from the supply line; and disinfecting at least one of said plurality of teat cups by means of exposing (60) said at lest one of said plurality of teat cups to steam.
    Type: Grant
    Filed: March 12, 2003
    Date of Patent: September 4, 2007
    Assignee: Delaval Holding AB
    Inventors: Jan Ericsson, Lars Wase, Nils Erik Holmertz, Epke Bosma
  • Patent number: 7240635
    Abstract: This invention relates to a device and a method for sampling of milk. The device includes a collecting member (15, 15?) arranged to receive milk samples from a milk line (1), which is arranged to transport milk from one animal (3) at a time, and a passage (8a, 12?, 13) arranged to allow a milk flow from the milk line (1) to the collecting member (15, 15?). The device comprises flow means (11, 19) arranged to provide a milk flow, from the animal (3), through at least a part of the passage (8a, 12?, 13) at least a time period before a milk sample is to be taken in order to rinse at least the part of the passage (8a, 12?, 13) from milk residues from a previously milked animal.
    Type: Grant
    Filed: April 23, 2003
    Date of Patent: July 10, 2007
    Assignee: DeLaval Holding AB
    Inventors: Epke Bosma, Nils Erik Holmertz
  • Patent number: 6557488
    Abstract: The teatcup includes a teat inlet end and a milk discharge end, a liner insertable within and supported by the teatcup and having a teat inlet opening at the teat inlet end of the teatcup, characterized by a milk chamber within the milk discharge end of the teatcup, a milk discharge tube extending sideways through a side wall portion of the chamber and being adapted for discharging milk from the chamber via a suction tube arranged in the chamber and having a milk inlet opening adjacent to a bottom surface in the chamber.
    Type: Grant
    Filed: March 5, 2001
    Date of Patent: May 6, 2003
    Assignee: DeLaval Holding AB
    Inventors: Anders Schuster, Nils-Erik Holmertz