Patents by Inventor Rudolf Jeker

Rudolf Jeker 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: 4454402
    Abstract: A die-welding apparatus for connecting a tube body formed of a composite material having a plastic layer and a metallic layer including a die formed of a non-ferrous metal and having a radial slot and a hollow induction coil having one turn electrically conductively connected to the die, but which does not electrically bridge the slot.
    Type: Grant
    Filed: August 19, 1981
    Date of Patent: June 12, 1984
    Assignee: Automation Industrielle SA
    Inventors: Engelbert Sander, Rudolf Jeker
  • Patent number: 4123312
    Abstract: Apparatus for forming containers having a deformable tube and a closing cap attached to one end of the tube. A strip of deformable material is fed through a shaping tube and a mandrel axially positioned within the forming tube by means of an endless belt positioned within the mandrel and another endless belt positioned exterior of the mandrel. Welding means are provided to join the overlapped edges of the deformable material that has been shaped into a cylinder. Cutting means downstream of the welding means segment the welded cylinder into cylindrical tubes of desired length. A tube head is molded onto one end of each cylindrical tube.
    Type: Grant
    Filed: February 24, 1977
    Date of Patent: October 31, 1978
    Assignee: Automation Industrielle SA
    Inventors: Gunter Schmid, Rudolf Jeker