Patents by Inventor Noah David Cowgill

Noah David Cowgill has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Assembly for securing an excavating tooth
    Patent number: 6729052
    Abstract: An assembly for mounting an excavating tooth particularly suited for a dredge cutterhead includes a base, an adapter, and a lock. The base includes a convex, curved bearing surface that abuts a concave, curved bearing surface on the adapter. The curved bearing surfaces are able to maintain substantially full contact with each other under transverse loading.
    Type: Grant
    Filed: November 9, 2001
    Date of Patent: May 4, 2004
    Assignee: ESCO Corporation
    Inventors: Charles G. Ollinger, IV, Noah David Cowgill
  • Assembly for securing a wear member to an excavator
    Publication number: 20030121185
    Abstract: An assembly for mounting an excavating tooth particularly suited for a dredge cutterhead includes a base, an adapter, and a lock. The base includes a convex, curved bearing surface that abuts a concave, curved bearing surface on the adapter. The curved bearing surfaces are able to maintain substantially full contact with each other under transverse loading.
    Type: Application
    Filed: November 8, 2002
    Publication date: July 3, 2003
    Applicant: ESCO Corporation
    Inventors: Charles G. Ollinger, Noah David Cowgill
  • Assembly for securing an excavating tooth
    Publication number: 20030089003
    Abstract: An assembly for mounting an excavating tooth particularly suited for a dredge cutterhead includes a base, an adapter, and a lock. The base includes a convex, curved bearing surface that abuts a concave, curved bearing surface on the adapter. The curved bearing surfaces are able to maintain substantially full contact with each other under transverse loading.
    Type: Application
    Filed: November 9, 2001
    Publication date: May 15, 2003
    Inventors: Charles G. Ollinger, Noah David Cowgill