Tube connection assembly of bicycle frame
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United States of America Patent
Stats
-
Jun 24, 2008
Grant Date -
Oct 11, 2007
app pub date -
Apr 5, 2006
filing date -
Apr 5, 2006
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A tube connection assembly of a bicycle frame includes a bi-forked portion formed by a hollow rectangular tube; one end of the rectangular tube being bi-forked as two halves; each half having a positioning groove; and a combining portion formed by two plates which are connected as a shape corresponding to that of the positioning groove and the bi-forked portion so that in assembly the combining portion is assembled to the bi-forked portion; and connection area of the bi-forked portion and combining portion being welded.
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