Method of producing power transmission chain and press-fitting apparatus used in said method
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United States of America Patent
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Nov 17, 2009
Grant Date -
Aug 7, 2008
app pub date -
Jan 31, 2008
filing date -
Feb 1, 2007
priority date (Note) -
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Abstract
A press-fitting apparatus includes a first retaining jig having a required number of pin insertion holes into which generally longitudinally half portions of pins and interpieces can be inserted, a second retaining jig having a required number of pin insertion holes into which one end portions of the pins and interpieces can be inserted, and pressing jigs each for pressing the link into a predetermined position relative to the pins and interpieces. In the press-fitting of the links, the press-fitting operation is divided into two steps, and in each of the two steps, the links are stacked from central portions of the pins and interpieces.
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