Patents by Inventor Rino Sjolander

Rino Sjolander 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 and apparatus for the removal of deposits from a fuel injection valve
    Patent number: 4082565
    Abstract: A method for the removal of deposits from a fuel injection valve of the type containing a reciprocatory sprayer needle unit including a valve member and a solenoid for operating the sprayer needle unit, in which at least a front portion of the valve is immersed in a pool of liquid detergent, and the pool is subjected to ultrasonic vibrations while maintaining a current of a liquid detergent through the valve and maintaining a reciprocatory motion of the sprayer needle unit by supplying a periodic electric current to the solenoid of the valve.
    Type: Grant
    Filed: December 9, 1976
    Date of Patent: April 4, 1978
    Inventor: Rino Sjolander