Patents Assigned to Rfour, Inc.
  • Publication number: 20070280794
    Abstract: A gun drill guide is disclosed comprising a cylinder body member of a resilient polymer material having a central opening extending therethrough, a radially extending flange means at one end thereof to engage the end face of a bearing assembly and an annular groove near the opposite end thereof defined by second and third radially extending flanges for engaging the opposite end face of the bearing assembly. A locking member, a chip deflector assembly, a stabilizer assembly or other guide attachment are disclosed which may be attached to the drill guide.
    Type: Application
    Filed: February 26, 2007
    Publication date: December 6, 2007
    Applicant: RFOUR, INC.
    Inventor: Frederick Feddersen
  • Patent number: 7207751
    Abstract: A gun drill guide is disclosed comprising a cylinder body member of a resilient polymer material having a central opening extending therethrough, a radially extending flange means at one end thereof to engage the end face of a bearing assembly and an annular groove near the opposite end thereof defined by second and third radially extending flanges for engaging the opposite end face of the bearing assembly. A locking member, a chip deflector assembly, a stabilizer assembly or other guide attachment are disclosed which may be attached to the drill guide.
    Type: Grant
    Filed: February 2, 2004
    Date of Patent: April 24, 2007
    Assignee: Rfour, Inc.
    Inventor: Frederick J. Feddersen
  • Publication number: 20050169719
    Abstract: A gun drill guide is disclosed comprising a cylinder body member of a resilient polymer material having a central opening extending therethrough, a radially extending flange means at one end thereof to engage the end face of a bearing assembly and an annular groove near the opposite end thereof defined by second and third radially extending flanges for engaging the opposite end face of the bearing assembly. A locking member, a chip deflector assembly, a stabilizer assembly or other guide attachment are disclosed which may be attached to the drill guide.
    Type: Application
    Filed: February 2, 2004
    Publication date: August 4, 2005
    Applicant: RFOUR, INC.
    Inventor: Frederick Feddersen