Patents Assigned to Thomassen en Drijver-Verblifa N.V.
  • Patent number: 4254886
    Abstract: Can body, particularly made of thin drawn metal sheet, having a laterally projecting flange intended for sealingly securing the end wall to the can body, said flange being doubled. Preferably the flange is folded towards the side remote from the body, while the diameter of the free end of the doubled flange does not exceed the diameter of the main part of the can body. The invention additionally relates to such can body having an end wall sealingly secured thereto.
    Type: Grant
    Filed: April 18, 1979
    Date of Patent: March 10, 1981
    Assignee: Thomassen en Drijver-Verblifa N.V.
    Inventor: Hendrik D. Van Doren
  • Patent number: 4106655
    Abstract: The invention relates to the combination of a container and a cap for closing that container, the container having a mouth, the upper surface of which defining a practically flat plane, and being provided with an upstanding rim extending along the entire perifery, the cap having an upper panel and a sealing channel filled with sealant surrounding this panel, the inner diameter of said channel being smaller than the inner diameter of the rim and larger than the inner diameter of the upper surface of the mouth of the container, while the depth of the sealing channel is in excess of the height of the rim over said upper surface of the mouth.
    Type: Grant
    Filed: September 16, 1976
    Date of Patent: August 15, 1978
    Assignee: Thomassen en Drijver-Verblifa N.V.
    Inventor: Hendrik Gerrit Heijting