Patents by Inventor Ottelin Juha

Ottelin Juha 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).

  • Agitator and a method of replacing a shaft seal of an agitator
    Patent number: 9174180
    Abstract: Disclosed is an agitator having a drive unit coupled by means of a coupling to a first end of a drive shaft, a propeller attached to a second end of the drive shaft, the drive unit being attached to a mounting flange adapted for fastening the agitator to a wall of a mixing vessel, the agitator further comprising a support housing having at least a tubular support frame with a first end and a second end, the first end of the tubular support frame being attached to the mounting flange, the second end of the tubular support frame being provided with a support bearing for supporting the second end of the drive shaft, wherein a shaft seal is arranged at the first end of the tubular support frame and sealing means is arranged in connection with the second end of both the drive shaft and the tubular support frame.
    Type: Grant
    Filed: April 4, 2014
    Date of Patent: November 3, 2015
    Assignee: SULZER MANAGEMENT AG
    Inventor: Ottelin Juha
  • AGITATOR AND A METHOD OF REPLACING A SHAFT SEAL OF AN AGITATOR
    Publication number: 20140313852
    Abstract: Disclosed is an agitator having a drive unit coupled by means of a coupling to a first end of a drive shaft, a propeller attached to a second end of the drive shaft, the drive unit being attached to a mounting flange adapted for fastening the agitator to a wall of a mixing vessel, the agitator further comprising a support housing having at least a tubular support frame with a first end and a second end, the first end of the tubular support frame being attached to the mounting flange, the second end of the tubular support frame being provided with a support bearing for supporting the second end of the drive shaft, wherein a shaft seal is arranged at the first end of the tubular support frame and sealing means is arranged in connection with the second end of both the drive shaft and the tubular support frame.
    Type: Application
    Filed: April 4, 2014
    Publication date: October 23, 2014
    Applicant: Sulzer Pumpen AG
    Inventor: Ottelin Juha