Patents by Inventor Josef Tuns

Josef Tuns 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: 4729471
    Abstract: A chain conveyor for conveying containers and composed of a chain extending over a closed conveyor path having straight and curved portions, the chain being composed of links and roller pins connecting the links together and extending transverse of the conveyor path, a chain protection box enclosing the chain and provided with rails for supporting the roller pins, the box and the rails presenting a lateral slit recess extending along the conveyor path alongside the chain and providing an enclosure for the chain which is sealed against dust except for the opening presented by the slit, connecting elements each forming part of a respective roller pin and extending out of the box through the recess for supporting holders for the containers, and a closed shielding belt formed of a succession of laminae each pivotally mounted on at least one respective roller pin and dimensioned and positioned such that the belt covers the slit recess over both the straight and curved portions of the conveyor path, each lamina cov
    Type: Grant
    Filed: May 11, 1982
    Date of Patent: March 8, 1988
    Assignee: SIG Schweizerische Industrie-Gesellschaft
    Inventors: Heinz-Josef Tuns, Willi Altermatt
  • Patent number: 4198166
    Abstract: A device for shaking packages each positioned with a downwardly oriented, recessed end face on an intermittently advanced conveyor (equipped with carrier elements for engaging and advancing the packages) has at least one vertically displaceable platform which is situated underneath the conveyor and which has a discrete outline dimensioned for engaging the recessed end face of the individual package. The platform is shifted into a raised state for thereby lifting the package off the respective carrier element by the recessed end face and then the platform is vertically reciprocated for shaking the package as it rests on the platform by the recessed end face.
    Type: Grant
    Filed: October 20, 1978
    Date of Patent: April 15, 1980
    Assignee: SIG Schweizerische Industrie-Gesellschaft
    Inventor: Josef Tuns