Patents by Inventor Mihai ARGHIR

Mihai ARGHIR 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).

  • Rotating machine comprising a damping collar
    Patent number: 9702265
    Abstract: A rotary machine including a stationary portion and a rotary portion; at least one bearing provided with a stationary ring and a rotary ring, the bearing being mounted between the stationary portion and the rotary portion in order to guide the rotary portion in rotation; and a damper collar interposed between the stationary ring of the bearing and the stationary portion. The damper collar includes a flexible strip having tongues cut out therein, and the flexible strip is shaped into a ring around the stationary ring of the bearing, the shaping of the strip into a ring causing the tongues to move outwards from the collar so that the free edges of the tongues come into contact with the stationary portion.
    Type: Grant
    Filed: January 13, 2014
    Date of Patent: July 11, 2017
    Assignees: SNECMA, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE
    Inventors: Mihai Arghir, Pierre Matta, Sebastien Guingo
  • ROTATING MACHINE COMPRISING A DAMPING COLLAR
    Publication number: 20150369080
    Abstract: A rotary machine including a stationary portion and a rotary portion; at least one bearing provided with a stationary ring and a rotary ring, the bearing being mounted between the stationary portion and the rotary portion in order to guide the rotary portion in rotation; and a damper collar interposed between the stationary ring of the bearing and the stationary portion. The damper collar includes a flexible strip having tongues cut out therein, and the flexible strip is shaped into a ring around the stationary ring of the bearing, the shaping of the strip into a ring causing the tongues to move outwards from the collar so that the free edges of the tongues come into contact with the stationary portion.
    Type: Application
    Filed: January 13, 2014
    Publication date: December 24, 2015
    Applicant: SNECMA
    Inventors: Mihai ARGHIR, Pierre MATTA, Sebastien GUINGO