Patents by Inventor David G. MARVUGLIO

David G. MARVUGLIO 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).

  • Gap-type, single turn, tooled wave spring
    Patent number: 9453549
    Abstract: A flat wire, gap-type, single turn wave spring made using a coiling manufacturing process. The portions of the spring adjacent the gap are made flat so that they can glide smoothly along a mating surface without causing damage to the surface.
    Type: Grant
    Filed: January 10, 2014
    Date of Patent: September 27, 2016
    Assignee: Rotor Clip Company, Inc.
    Inventors: David G. Marvuglio, Elmar Joerg Kampmann
  • GAP-TYPE, SINGLE TURN, TOOLED WAVE SPRING
    Publication number: 20150362036
    Abstract: A flat wire, gap-type, single turn wave spring made using a coiling manufacturing process. The portions of the spring adjacent the gap are made flat so that they can glide smoothly along a mating surface without causing damage to the surface.
    Type: Application
    Filed: January 10, 2014
    Publication date: December 17, 2015
    Applicant: ROTOR CLIP COMPANY, INC.
    Inventors: David G. MARVUGLIO, Elmar Joerg KAMPMANN