Patents by Inventor Kjell Berntson

Kjell Berntson 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).

  • Main bearing cap for internal combustion engines
    Patent number: 5203854
    Abstract: A main bearing cap for an internal combustion engine consists of an aluminum alloy with a steel core (6). The cap has a supporting surface (2) for the bearing shell (3). The supporting surface is the outer surface of a 3 mm thick aluminum layer (10) outside the steel core.
    Type: Grant
    Filed: February 6, 1991
    Date of Patent: April 20, 1993
    Assignee: AB Volvo
    Inventors: Lars Nilsson, Kjell Berntson