Patents by Inventor Wolfgang EFINGER

Wolfgang EFINGER 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).

  • Patent number: 8562220
    Abstract: A fluid dynamic bearing system having a first conical bearing and a second conical bearing working in opposition to the first conical bearing, wherein the two conical bearings are disposed along a stationary shaft, wherein the first and the second conical bearing each comprises a bearing cone disposed on the shaft having bearing surfaces as well as a conical counter bearing disposed in a rotor component that are separated from one another by a bearing gap filled with a bearing fluid, wherein the bearing gap has a first open end that is sealed by a first sealing gap partially filled with bearing fluid, wherein the bearing fluid in the sealing gap forms a fluid meniscus.
    Type: Grant
    Filed: April 29, 2010
    Date of Patent: October 22, 2013
    Assignee: Minebea Co., Ltd.
    Inventors: Wolfgang Efinger, Matthias Bosnjak
  • Publication number: 20100277831
    Abstract: The invention relates to a fluid dynamic bearing system having a first conical bearing and a second conical bearing working in opposition to the first conical bearing, wherein the two conical bearings are disposed along a stationary shaft, wherein the first and the second conical bearing each comprises a bearing cone disposed on the shaft having bearing surfaces as well as a conical counter bearing disposed in a rotor component that are separated from one another by a bearing gap filled with a bearing fluid, wherein the bearing gap has a first open end that is sealed by a first sealing gap partially filled with bearing fluid, wherein the bearing fluid in the sealing gap forms a fluid meniscus.
    Type: Application
    Filed: April 29, 2010
    Publication date: November 4, 2010
    Inventors: Wolfgang EFINGER, Matthias Bosnjak