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).

  • 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
  • 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