Patents Assigned to Plas-Tool Company
  • Plastic bucket and lid stacking construction
    Publication number: 20040195251
    Abstract: A combination molded plastic bucket and lid includes a bucket having a circumferential groove along the bottom edge of the bucket compatible with a circumferential rim of the lid and designed to fit within the groove. In this manner multiple buckets may be stacked one upon the other without slipping or sliding with respect to one another.
    Type: Application
    Filed: November 19, 2003
    Publication date: October 7, 2004
    Applicant: Plas-Tool Company
    Inventor: John W. von Holdt
  • Plastic container and lid construction
    Publication number: 20040112906
    Abstract: A combination molded plastic bucket and lid includes a series of outwardly extending ribs on the top edge of the bucket and inwardly extending flanges on a depending outer skirt of the lid which engaged with the bucket ribs to provide a wedging action that holds the lid tightly in a sealing position on the top of the bucket. A zig-zag tear strip permits removal of a portion of the lowermost lid flange. The top of the bucket includes a groove adapted to receive a projection or tongue seal.
    Type: Application
    Filed: November 25, 2003
    Publication date: June 17, 2004
    Applicant: Plas-Tool Company
    Inventor: John W. von Holdt
  • Plastic bucket and lid
    Publication number: 20030168460
    Abstract: A plastic bucket includes at least one undercut adjacent an upper end of the bucket defined by a bucket wall which extends upwardly and inwardly along a diagonal path. An annular, vertical section may be provided at the upper end of the diagonal path. Above the vertical section, the bucket wall extends radially outwardly to create an annular, horizontal flange. In addition, an uppermost annular rim may extend upwardly from the horizontal flange and be located approximately midway between inner and outer radii of the flange.
    Type: Application
    Filed: March 11, 2003
    Publication date: September 11, 2003
    Applicant: Plas-Tool Company
    Inventors: John W. von Holdt, John W. von Holdt