Method of producing power transmission chain and...

Chain – staple – and horseshoe making – Chain making – Sprocket chain

Reexamination Certificate

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Details

C059S007000, C059S035100, C474S229000, C029S251000

Reexamination Certificate

active

07617668

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.

REFERENCES:
patent: 2831316 (1958-04-01), Linde, Jr.
patent: 3866410 (1975-02-01), Zwinge
patent: 5728021 (1998-03-01), van Rooij et al.
patent: 6824484 (2004-11-01), Greiter
patent: 7140173 (2006-11-01), Van Rooij
patent: 197 27 845 A 1 (1999-01-01), None
patent: 1 579 933 (2004-03-01), None
patent: 331093 (1930-06-01), None
patent: 2006-95583 (2006-04-01), None
patent: 2006-116562 (2006-05-01), None
patent: 2006-116563 (2006-05-01), None
European Search Report dated Apr. 25, 2008.

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