Patents by Inventor Muditha Dassanayake

Muditha Dassanayake 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).

  • Crossed roller bearing
    Patent number: 9206842
    Abstract: A crossed roller bearing, including: an inner element and an outer element that relatively rotate, the inner element including an annular inner V-groove that is provided along an outer peripheral surface of the inner element and that has a V shape that opens towards the outer element, the outer element including an annular outer V-groove that is provided along an inner peripheral surface of the outer element, that has a V shape that opens towards the inner element, and that faces the inner V-groove; a plurality of cylindrical rolling elements that are placed between the inner V-groove and the outer V-groove, that roll while being in contact with the inner V-groove and the outer V-groove, and adjacent rolling elements of which have rolling axes that are perpendicular to each other; and a retainer that are placed between the adjacent rolling elements that includes a flat section that is a projecting central section on an area which faces either one of the rolling elements and that is capable of contact with the
    Type: Grant
    Filed: November 28, 2012
    Date of Patent: December 8, 2015
    Inventor: Muditha Dassanayake
  • CROSSED ROLLER BEARING
    Publication number: 20140321783
    Abstract: A crossed roller bearing, including: an inner element and an outer element that relatively rotate, the inner element including an annular inner V-groove that is provided along an outer peripheral surface of the inner element and that has a V shape that opens towards the outer element, the outer element including an annular outer V-groove that is provided along an inner peripheral surface of the outer element, that has a V shape that opens towards the inner element, and that faces the inner V-groove; a plurality of cylindrical rolling elements that are placed between the inner V-groove and the outer V-groove, that roll while being in contact with the inner V-groove and the outer V-groove, and adjacent rolling elements of which have rolling axes that are perpendicular to each other; and a retainer that are placed between the adjacent rolling elements that includes a flat section that is a projecting central section on an area which faces either one of the rolling elements and that is capable of contact with the
    Type: Application
    Filed: November 28, 2012
    Publication date: October 30, 2014
    Applicant: SANKYO SEISAKUSHO CO.
    Inventor: Muditha Dassanayake