Patents by Inventor Curt O. Lindell

Curt O. Lindell 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).

  • Valve arrangement
    Patent number: 4586531
    Abstract: The invention relates to a valve arrangement for supply steam and cooling water under pressure alternately to a compression moulding tool, via respective inlet valves. Upstream of the inlet valve cooling water taken from the cooling-water circuit is passed to piston arrangements, which act upon the inlet valves, and is used both as a working medium for the piston arrangements and as a cooling agent therefor.
    Type: Grant
    Filed: September 21, 1984
    Date of Patent: May 6, 1986
    Assignee: Toolex Alpha AB
    Inventor: Curt O. Lindell
  • Injection molding press for disks or the like
    Patent number: D296701
    Type: Grant
    Filed: August 14, 1985
    Date of Patent: July 12, 1988
    Assignee: Toolex Alpha AB
    Inventor: Curt O. Lindell