Patents by Inventor Helmut Arnold

Helmut Arnold 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: 5893714
    Abstract: A cartridge for containing material in paste form, having a cylindrical container unit, an outlet tip with an outlet passage disposed at one end of the container unit at an angle to its axis, a protective cap encasing the outlet tip, a mounting disposed at the second end of the cylindrical container unit, which is provided for mounting the cartridge in an ejector device, and a piston having a cylindrical circumferential surface and disposed for movement in the longitudinal direction of the cartridge which is provided for sealing off the cartridge interior as well as for dispensing the paste material. In order to attach the cartridge securely to an ejector device and assure a high standard of hygiene, the end of the outlet tip remote from the container unit, at which an outlet orifice is disposed, is at a radial distance from the axis of the container unit that is no more than exactly as great as the radius of the container unit.
    Type: Grant
    Filed: November 10, 1997
    Date of Patent: April 13, 1999
    Assignee: Heraeus Kulzer GmbH
    Inventors: Helmut Arnold, Markus Balkenhol, Dieter Schodel