Patents Represented by Attorney Robert L. Westell

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  • Mold stator for electromagnetic stirring
    Patent number: 4454909
    Abstract: A means for electromagnetic stirring of steel in a continuous casting operation comprises at least two multi-turn conducting loons. Each turn has a group of winding segments running longitudinally along a mould side, such connected in series to another group of segments running longitudinally along the opposite mould side. Such an arrangement provides a rotating field which produces flux across the mould, transverse to the casting direction.
    Type: Grant
    Filed: February 4, 1981
    Date of Patent: June 19, 1984
    Assignee: Co-Steel International Limited
    Inventor: Joseph A. Mulcahy
  • Tray for hydroponic gardening
    Patent number: D245684
    Type: Grant
    Filed: February 6, 1976
    Date of Patent: September 6, 1977
    Inventor: Helmut D. Julinot
  • Trammel gauge
    Patent number: D245967
    Type: Grant
    Filed: January 5, 1976
    Date of Patent: October 4, 1977
    Assignee: Guy-Chart Tools Limited
    Inventor: Guy Norman Chartier
  • Christmas garland
    Patent number: D250101
    Type: Grant
    Filed: October 12, 1976
    Date of Patent: October 31, 1978
    Inventors: Klaus R. Bartels, Ruth W. Bartels
  • Game board
    Patent number: D250425
    Type: Grant
    Filed: May 5, 1977
    Date of Patent: November 28, 1978
    Inventor: Lyall F. Hughes
  • Stackable tray
    Patent number: D251479
    Type: Grant
    Filed: February 22, 1977
    Date of Patent: April 3, 1979
    Assignee: Phillips Plastics of North America, Inc.
    Inventor: Richard S. Cherry
  • Storage container
    Patent number: D251480
    Type: Grant
    Filed: February 22, 1977
    Date of Patent: April 3, 1979
    Assignee: Phillips Plastics of North America, Inc.
    Inventor: Richard S. Cherry
  • Hand held welding tool
    Patent number: D256325
    Type: Grant
    Filed: June 17, 1977
    Date of Patent: August 12, 1980
    Assignee: Northern Telecom Limited
    Inventors: Basil D. Crooks, R. Brian P. Bennett
  • Decorator module
    Patent number: D257742
    Type: Grant
    Filed: January 20, 1978
    Date of Patent: December 30, 1980
    Inventor: Willfried Gerlach