Patents by Inventor Edwin A. Ostrowski

Edwin A. Ostrowski 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).

  • Solenoid valve
    Patent number: 4621788
    Abstract: A solenoid valve of the type having a molded one-piece plastic valve body including a housing for a flow rate control member, a guide tube for the solenoid armature and a valve seat. A molded plastic insert is provided which functions to retain the flow rate control member and limit the armature stroke to prevent chattering when the solenoid is energized with no liquid present.
    Type: Grant
    Filed: August 7, 1985
    Date of Patent: November 11, 1986
    Assignee: Controls Company of America
    Inventors: Charles A. DeLew, Edwin A. Ostrowski