Patents by Inventor Olof A. Eriksen

Olof A. Eriksen 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: 9297129
    Abstract: Provided is a cost effective apparatus that can be attached to a preexisting guardrail end terminal infrastructure to gradually decelerate a vehicle, after a collision, in a controlled manner to prevent the guardrail from impaling the vehicle and the projection of debris on the highway. The safety guardrail comprises a front plate having an anterior surface and posterior surface. One or more support plates are connected to the posterior surface of the front plate. The safety guardrail also comprises one or more four-walled non-linear diverters defining a path between an open anterior end and open posterior end, the one or more diverters connected to the one or more support plates. One or more guardrails having an anterior end and a posterior end, the anterior end of one or more guardrails located inside the path of the diverter. One or more posts are distributed in a first plane, the first post in the plane having a top part connected to the one or more diverters and the one or more support plates.
    Type: Grant
    Filed: March 3, 2015
    Date of Patent: March 29, 2016
    Assignee: Supreme Safety Gaurdrail, Inc.
    Inventor: Olof A. Eriksen
  • Patent number: 4898517
    Abstract: An ejector (10) is provided, which has an easily replaceable nozzle unit (22). The ejector includes a steam chest (16), a suction chamber (18), a diffuser (20) and a nozzle unit, wherein the steam chest has an outside end wall (24) having an opening with a removable cap (32) for removing the nozzle unit and for replacing the nozzle unit, or a duplicate thereof, through the opening. The steam chest has an axis and has a coaxial steam chest cavity (29) with an inlet opening (34) for steam. The suction chamber connects coaxially to the steam chest and has a coaxial suction chamber cavity with an inlet opening. The diffuser is coaxial with the steam chest and the suction chamber and has an elongate coaxial passage for exhausting the suction chamber cavity. The nozzle unit interconnects the steam chest cavity and the suction chamber cavity is coaxial therewith.
    Type: Grant
    Filed: October 21, 1988
    Date of Patent: February 6, 1990
    Inventor: Olof A. Eriksen
  • Patent number: D251078
    Type: Grant
    Filed: April 19, 1977
    Date of Patent: February 13, 1979
    Inventor: Olof A. Eriksen