Patents by Inventor Jussi PEURALA

Jussi PEURALA 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).

  • Shank adapter, rock drilling machine and method
    Patent number: 12371952
    Abstract: A shank adapter, rock drilling machine and method of mounting a shank adapter of a rock drilling machine inside a slide bearing element. The shank adapter includes a coupling head and a rotation portion at its opposite ends, and a flushing portion located therebetween. Outer diameters of the coupling head and the rotation portion are both greater than outer diameters of portions of the shank adaptor located therebetween.
    Type: Grant
    Filed: February 17, 2022
    Date of Patent: July 29, 2025
    Assignee: SANDVIK MINING AND CONSTRUCTION OY
    Inventors: Esa Laakkola, Jussi Peurala, Timo Kela
  • Flushing element, rock drilling machine and method
    Patent number: 12241319
    Abstract: A flushing element, rock drilling machine and method of providing a flushing space around a shank adapter of a rock drilling machine. The flushing element surrounds the shank adapter passing through it. The flushing element has a feed opening for feeding flushing agent to the flushing space and at least two sealing housings for flushing sealings and wherein the flushing sealings are on opposite axial sides of the flushing space. Furthermore, the flushing element has split configuration whereby it is mountable and demountable in radial direction.
    Type: Grant
    Filed: February 18, 2022
    Date of Patent: March 4, 2025
    Assignee: Sandvik Mining and Construction Oy
    Inventors: Timo Kela, Jussi Peurala, Esa Laakkola
  • SHANK ADAPTER, ROCK DRILLING MACHINE AND METHOD
    Publication number: 20240229571
    Abstract: A shank adapter, rock drilling machine and method of mounting a shank adapter of a rock drilling machine inside a slide bearing element. The shank adapter includes a coupling head and a rotation portion at its opposite ends, and a flushing portion located therebetween. Outer diameters of the coupling head and the rotation portion are both greater than outer diameters of portions of the shank adaptor located therebetween.
    Type: Application
    Filed: February 17, 2022
    Publication date: July 11, 2024
    Inventors: Esa LAAKKOLA, Jussi PEURALA, Timo KELA
  • FLUSHING ELEMENT, ROCK DRILLING MACHINE AND METHOD
    Publication number: 20240229581
    Abstract: A flushing element, rock drilling machine and method of providing a flushing space around a shank adapter of a rock drilling machine. The flushing element surrounds the shank adapter passing through it. The flushing element has a feed opening for feeding flushing agent to the flushing space and at least two sealing housings for flushing sealings and wherein the flushing sealings are on opposite axial sides of the flushing space. Furthermore, the flushing element has split configuration whereby it is mountable and demountable in radial direction.
    Type: Application
    Filed: February 18, 2022
    Publication date: July 11, 2024
    Inventors: Timo KELA, Jussi PEURALA, Esa LAAKKOLA
  • SHANK ADAPTER, ROCK DRILLING MACHINE AND METHOD
    Publication number: 20240133247
    Abstract: A shank adapter, rock drilling machine and method of mounting a shank adapter of a rock drilling machine inside a slide bearing element. The shank adapter includes a coupling head and a rotation portion at its opposite ends, and a flushing portion located therebetween. Outer diameters of the coupling head and the rotation portion are both greater than outer diameters of portions of the shank adaptor located therebetween.
    Type: Application
    Filed: February 17, 2022
    Publication date: April 25, 2024
    Inventors: Esa LAAKKOLA, Jussi PEURALA, Timo KELA
  • FLUSHING ELEMENT, ROCK DRILLING MACHINE AND METHOD
    Publication number: 20240133254
    Abstract: A flushing element, rock drilling machine and method of providing a flushing space around a shank adapter of a rock drilling machine. The flushing element surrounds the shank adapter passing through it. The flushing element has a feed opening for feeding flushing agent to the flushing space and at least two sealing housings for flushing sealings and wherein the flushing sealings are on opposite axial sides of the flushing space. Furthermore, the flushing element has split configuration whereby it is mountable and demountable in radial direction.
    Type: Application
    Filed: February 18, 2022
    Publication date: April 25, 2024
    Inventors: Timo KELA, Jussi PEURALA, Esa LAAKKOLA