Patents Assigned to Oberschwabische Metallwarenfabrik GmbH & Co. KG
  • Pressure-cooker
    Patent number: 3973694
    Abstract: The specification describes a pressure-cooker with pot and lid parts which can be turned in relation to each other and can be connected with each other by means of a bayonet joint or the like. Pot lid handles can be locked with each other and a pressure limiting valve which is adapted to be loaded by a spring and is arranged on the lid. The loading spring of the pressure limiting valve is preloaded in accordance with the locking together of the pot and lid handles.
    Type: Grant
    Filed: April 16, 1975
    Date of Patent: August 10, 1976
    Assignee: Oberschwabische Metallwarenfabrik GmbH & Co. KG
    Inventor: Peter Tess