Patents by Inventor Ove Per Pilskar

Ove Per Pilskar 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).

  • Plunger assembly
    Patent number: 5800590
    Abstract: Controlled movement of the pneumatically operated plunger in the narrow neck press and blow process of manufacture of glass containers is achieved by use of a pressure regulating valve in the air supply to the plunger which determines the pressure supplied according to the magnitude of a control signal which is determined by set point means operating in response to timing pulses from a timing control of the machine.
    Type: Grant
    Filed: April 23, 1997
    Date of Patent: September 1, 1998
    Assignee: Emhart Glass Machinery Investments Inc.
    Inventor: Ove Per Pilskar