Patents by Inventor Kalle TARHONEN

Kalle TARHONEN 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).

  • Method of and arrangement for monitoring the condition of a volute casing of a centrifugal pump
    Patent number: 10480517
    Abstract: A method of monitoring the condition of a volute casing of a centrifugal pump, the method includes determining, in a wall of the volute casing, at least one point, which, in view of the material forming the volute casing, is critical to wear, providing, from outside the volute casing, a blind hole in the wall of the volute casing at the at least one point, the blind hole having a depth, receiving information from the blind hole, and taking predetermined actions to replace the volute casing with a new casing after the information indicates the opening of the blind hole into the interior of the volute casing.
    Type: Grant
    Filed: September 29, 2017
    Date of Patent: November 19, 2019
    Assignee: SULZER MANAGEMENT AG
    Inventor: Kalle Tarhonen
  • METHOD OF AND ARRANGEMENT FOR MONITORING THE CONDITION OF A VOLUTE CASING OF A CENTRIFUGAL PUMP
    Publication number: 20180119700
    Abstract: A method of monitoring the condition of a volute casing of a centrifugal pump, the method includes determining, in a wall of the volute casing, at least one point, which, in view of the material forming the volute casing, is critical to wear, providing, from outside the volute casing, a blind hole in the wall of the volute casing at the at least one point, the blind hole having a depth, receiving information from the blind hole, and taking predetermined actions to replace the volute casing with a new casing after the information indicates the opening of the blind hole into the interior of the volute casing.
    Type: Application
    Filed: September 29, 2017
    Publication date: May 3, 2018
    Inventor: Kalle TARHONEN