Patents by Inventor Soren E. Knudsen

Soren E. Knudsen 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: 4765389
    Abstract: A core setter for use in setting one or more cores in the mould impression in the rearmost of a number of mould parts placed face to face during conveyance towards a pouring line. The setter consists of an essentially L-shaped swingable arm (1), which is pivotally journalled around a vertical axis (2) and at its free end, opposite the pivot, is provided with a core-retaining device (10), designed to accept cores in a position outside the moulding system and to deliver these into the mould impressions by a translational movement of the core-retaining device in the direction of conveyance of the mould parts.
    Type: Grant
    Filed: January 21, 1987
    Date of Patent: August 23, 1988
    Assignee: Dansk Industri Syndikat A/S
    Inventor: Soren E. Knudsen
  • Patent number: 4721148
    Abstract: A moulding system for making mould parts by compacting sand or other like material between a vertical squeeze plate (12) and a vertical swingable plate (8), which form movable end walls in a squeeze chamber (6). The swingable plate is designed to swing away to allow the mould part to pass from the squeeze chamber (6) by advancing the squeeze plate (12) additionally after complete compaction. The swingable plate (8) is journalled in a foremost yoke (4), which connects with a pull yoke (2), placed behind squeeze chamber (6), by means of a rigid frame structure parallel with the longitudinal axis of the chamber.
    Type: Grant
    Filed: December 23, 1986
    Date of Patent: January 26, 1988
    Assignee: Dansk Industri Syndikat A/S
    Inventor: Soren E. Knudsen