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United States of America Patent
Stats
-
Mar 28, 1995
Grant Date -
N/A
app pub date -
May 19, 1994
filing date -
May 19, 1994
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A chain structure is provided which includes a base plate having a pair of integral cylinders extending from one side. A connecting plate has a pair of elliptically contoured apertures at respective ends adapted to receive the corresponding cylinders. Each of the cylinders has an annular groove formed in a top portion with tapered surfaces. Each of the apertures has a pair of tapered walls at respective sides adapted to matingly engage with the tapered side walls of the connecting plate when the connecting plate is inserted into the base plate and the apertures are aligned in the annular grooves.
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