Patents by Inventor Kare Kilgren

Kare Kilgren 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).

  • Grinding holder in a machining device
    Patent number: 8475235
    Abstract: The invention relates to a grinding holder (10) for connecting a rotary driven tool (20) to a device (30) for machining floor and road surfaces, comprising a first plate member (40) for detachable attachment of the tool (20), and a second plate member (50) for detachable attachment to the machining device (30).
    Type: Grant
    Filed: April 18, 2008
    Date of Patent: July 2, 2013
    Assignee: HTC Sweden AB
    Inventors: Kåre Kilgren, Håkan Thysell, Johan Sunesson
  • GRINDING HOLDER IN A MACHINING DEVICE
    Publication number: 20100144250
    Abstract: The invention relates to a grinding holder (10) for connecting a rotary driven tool (20) to a device (30) for machining floor and road surfaces, comprising a first plate member (40) for detachable attachment of the tool (20), and a second plate member (50) for detachable attachment to the machining device (30).
    Type: Application
    Filed: April 18, 2008
    Publication date: June 10, 2010
    Applicant: HTC Sweden AB
    Inventors: Kåre Kilgren, Håkan Thysell, Johan Sunesson
  • TOOL FOR MACHINING STONE OR CONCRETE FLOORS
    Publication number: 20100136889
    Abstract: The invention relates to a machine and at least one tool (10) for machining floor and road surfaces. The tool comprises at least one rotatably mounted disc (20) driven during use, which disc (20) comprises at least one machining element (30) being attached at one end (30a) to the disc. The machining element has a free end (30b) with a symmetrically blunt shape, so that the disc can be driven in different directions with the same machining element in a plane essentially in parallel with the plane of the disc.
    Type: Application
    Filed: February 7, 2008
    Publication date: June 3, 2010
    Applicant: HTC Sweden AB
    Inventors: Kåre Kilgren, Håkan Thysell
  • SYSTEM, DEVICE AND METHOD FOR LEVELLING FLOORS
    Publication number: 20100022168
    Abstract: The present invention relates to a system, a device and a method for leveling floor surfaces by means of a floor grinding machine (10), in which the device comprises a lifting device (90) for adjusting the height of the floor grinding machine above the floor surface during leveling thereof.
    Type: Application
    Filed: February 7, 2008
    Publication date: January 28, 2010
    Applicant: HTC SWEDED AB
    Inventors: Kare Kilgren, Hakan Thysell
  • Grinding tool
    Patent number: D646309
    Type: Grant
    Filed: May 20, 2008
    Date of Patent: October 4, 2011
    Assignee: HTC Sweden AB
    Inventor: Kåre Kilgren