Patents by Inventor Erich Schmalz

Erich Schmalz 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: 5172541
    Abstract: Full roving spools are charged into and empty spools are unloaded from a spinning machine having at least one pair of parallel spaced-apart rows of roving spools by first moving spools as they become empty to a position between the two rows of active roving spools and thereby leaving the respective positions empty and then transporting them off in a predetermined direction along a path extending parallel to and between the rows. Then full spools are transported along the path in the direction to positions adjacent positions from which empty spools have been taken and are then moved laterally into the empty positions to fill same.
    Type: Grant
    Filed: April 10, 1991
    Date of Patent: December 22, 1992
    Assignee: Zinser Textilmaschinen GmbH
    Inventor: Erich Schmalz