Patents by Inventor Mauri Vuohelainen

Mauri Vuohelainen 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: 8961149
    Abstract: A method for controlling an automatic stall-prevention of a rotation-speed-regulated centrifugal fan. A control automatics is controlled by an automation system of the process wherein, the control automatics stalling is detected from a function of the electric current, voltage and frequency going to the motor of the centrifugal fan.
    Type: Grant
    Filed: October 7, 2013
    Date of Patent: February 24, 2015
    Assignee: Runtech Systems Oy
    Inventors: Jouni Mussalo, Mauri Vuohelainen
  • Publication number: 20140037426
    Abstract: A method for controlling an automatic stall-prevention of a rotation-speed-regulated centrifugal fan. A control automatics is controlled by an automation system of the process wherein, the control automatics stalling is detected from a function of the electric current, voltage and frequency going to the motor of the centrifugal fan.
    Type: Application
    Filed: October 7, 2013
    Publication date: February 6, 2014
    Applicant: RUNTECH SYSTEMS OY
    Inventors: Jouni MUSSALO, Mauri VUOHELAINEN
  • Publication number: 20120014777
    Abstract: Method for controlling an automatic stall-prevention of a rotation-speed-regulated centrifugal fan. What is essential in the invention is that the control automatics is controlled by means of the automation system of the process, in which control automatics stalling is detected from a function of the electric current, voltage and frequency going to the motor of the centrifugal fan.
    Type: Application
    Filed: August 5, 2010
    Publication date: January 19, 2012
    Applicant: Runtech Systems Oy
    Inventors: Jouni MUSSALO, Mauri Vuohelainen