Patents Assigned to Spring AG, Metallwarenfabrik
  • Patent number: 5597500
    Abstract: An apparatus for food includes a receptacle supported a frame with the receptacle being heated by a resistance heater from a supply of energy over an electric line, the receptacle and frame include means pivotally securing the same for each other, the pivotal securing means including at least one supporting pin having a side opening groove for laterally receiving and hooking the electric line therein thereby guiding the electric line through the supporting pin.
    Type: Grant
    Filed: March 29, 1995
    Date of Patent: January 28, 1997
    Assignee: Spring AG Metallwarenfabrik Eschlikon
    Inventors: Rene Hasenfratz, Siegfried Mutschler
  • Patent number: 4380992
    Abstract: A burner for a small portable stove, especially for a flambe or flaming stove, comprises a burner lower portion equipped with a fuel container, a burner upper portion having a central flame opening and an extinguishing cover for the flame opening. The burner upper portion which is constructed as a cover can be controllably raised with respect to the burner lower portion in order to form an air inlet gap which extends completely about the burner. Between the burner lower portion and the burner upper portion there are provided at least three run-on inclined elements or ramps, so that by movement, such as displacement or rotation of the upper portion with respect to the lower portion, it is possible to alter the height of the air inlet gap.
    Type: Grant
    Filed: September 2, 1980
    Date of Patent: April 26, 1983
    Assignee: Spring AG, Metallwarenfabrik
    Inventor: Markus Spring
  • Patent number: D401804
    Type: Grant
    Filed: August 13, 1997
    Date of Patent: December 1, 1998
    Assignee: Spring AG Metallwarenfabrik Eschlikon
    Inventor: Michael P. G. Tinius
  • Patent number: D401805
    Type: Grant
    Filed: August 13, 1997
    Date of Patent: December 1, 1998
    Assignee: Spring AG Metallwarenfabrik Eschlikon
    Inventor: Christian Benz
  • Patent number: D401806
    Type: Grant
    Filed: November 11, 1997
    Date of Patent: December 1, 1998
    Assignee: Spring AG Metallwarenfabrik Eschlikon
    Inventor: Christian Benz