Patents by Inventor Stephen G. Grenga

Stephen G. Grenga 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).

  • Reusable union coupling
    Patent number: 5695225
    Abstract: A connector assembly with an integral connector body of a specified size and shape. The connector body has a substantially hexagonal upper section connected to a first, unthreaded cylindrical section, which in turn is connected to a second threaded cylindrical section, which in turn is connected to a third unthreaded cylindrical section with substantially the same diameter, which in turn is connected is connected to a bottom, undercut, unthreaded section. The assembly also contains an adaptor having a central channel and an external annular sealing groove, a washer disposed within a seal cavity for forming a sealed connection when the body and adaptor are engaged, and a collar for movably connecting the connector body to the adaptor and selectively positioning the external sealing groove with respect to the internal sealing groove.
    Type: Grant
    Filed: November 20, 1995
    Date of Patent: December 9, 1997
    Assignee: Spinco Metal Products, Inc.
    Inventor: Stephen G. Grenga
  • Reusable union coupling
    Patent number: 5564754
    Abstract: A connector assembly with an integral connector body of a specified size and shape. The connector body has a substantially hexagonal upper section connected to a first, unthreaded cylindrical section, which in turn is connected to a second threaded cylindrical section, which in turn is connected to a third unthreaded cylindrical section with substantially the same diameter, which in turn is connected is connected to a, bottom, undercut, unthreaded section. The assembly also contains an adaptor having a central channel and an external annular sealing groove, a washer disposed within a seal cavity for forming a sealed connection when the body and adaptor are engaged, and a collar for movably connecting the connector body to the adaptor and selectively positioning the external sealing groove with respect to the internal sealing groove.
    Type: Grant
    Filed: May 8, 1995
    Date of Patent: October 15, 1996
    Assignee: Spinco Metal Products, Inc.
    Inventor: Stephen G. Grenga
  • Distributor valve body
    Patent number: D368300
    Type: Grant
    Filed: May 8, 1995
    Date of Patent: March 26, 1996
    Assignee: Spinco Metal Products, Inc.
    Inventor: Stephen G. Grenga