Patents by Inventor Marko KAHKONEN

Marko KAHKONEN 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).

  • Stone saw
    Patent number: 9302411
    Abstract: A stone saw for sawing drilling samples. The stone saw includes a rotation axle provided with an axial flushing channel. On the rotation axle a circular blade is arranged. On at least one side of the circular blade is a blade flange, which includes several spray openings that are connected to the flushing channel of the rotation axle. Flushing fluid may then be sprayed on a sawing site.
    Type: Grant
    Filed: February 26, 2014
    Date of Patent: April 5, 2016
    Assignee: NURMEKSEN TYOSTO JA TARVIKE OY
    Inventors: Marko Kahkonen, Mika Kahkonen
  • Stone saw
    Patent number: 9199392
    Abstract: A stone saw for sawing rod-like drilling samples. The stone saw comprises a circular blade rotated by means of a rotation axle. A sample is fed against the blade and flushing fluid is sprayed on a sawing site. The stone saw further comprises collection means for collecting sawing sludge formed during sawing.
    Type: Grant
    Filed: February 26, 2014
    Date of Patent: December 1, 2015
    Assignee: NURMEKSEN TYOSTO JA TARVIKE OY
    Inventors: Mika Kahkonen, Marko Kahkonen
  • Stone saw
    Publication number: 20140238374
    Abstract: A stone saw for sawing rod-like drilling samples. The stone saw comprises a circular blade rotated by means of a rotation axle. A sample is fed against the blade and flushing fluid is sprayed on a sawing site. The stone saw further comprises collection means for collecting sawing sludge formed during sawing.
    Type: Application
    Filed: February 26, 2014
    Publication date: August 28, 2014
    Applicant: Nurmeksen Tyosto ja Tarvike Oy
    Inventors: Mika KAHKONEN, Marko KAHKONEN
  • Stone saw
    Publication number: 20140238375
    Abstract: A stone saw for sawing drilling samples. The stone saw includes a rotation axle provided with an axial flushing channel. On the rotation axle a circular blade is arranged. On at least one side of the circular blade is a blade flange, which includes several spray openings that are connected to the flushing channel of the rotation axle. Flushing fluid may then be sprayed on a sawing site.
    Type: Application
    Filed: February 26, 2014
    Publication date: August 28, 2014
    Applicant: Nurmeksen Tyosto Ja Tarvike Oy
    Inventors: Marko KAHKONEN, Mika KAHKONEN