Coupler stem assembly
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United States of America Patent
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Dec 16, 2008
Grant Date -
Aug 10, 2006
app pub date -
Feb 4, 2005
filing date -
Feb 4, 2005
priority date (Note) -
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status (Latency Note)
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Abstract
The present invention relates to a coupler stem assembly including a coupler and a stem, the coupler includes a polymer material that has been molded to a predetermined shape, an outer surface that is threaded and provided with a coupler axis, and an inner surface that defines a cavity and that includes a retaining member, the stem includes an outer stem surface that is provided with a stem axis and that is shaped to fit within the cavity defined by the inner surface of the coupler; and a retaining surface that is located on the outer stem surface and shaped to cooperate with the retaining member of the inner surface of the coupler.
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