Apparatus for forming diamond-shaped edges on ornamental chains
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United States of America Patent
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May 4, 1993
Grant Date -
N/A
app pub date -
Mar 17, 1992
filing date -
Mar 28, 1991
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The apparatus is used for forming a diamond shape on ornamental chains (C) of variable width, and comprises a support having a slide guide flange (1A) with an intermediate gap (3) for the space required for the diamond-shaping tool (5), a shoe for lateral pressure against the support and, to serve as guide means acting along the edge (B1) of the chain opposite the edge (B) to be given a diamond shape, two pressers (14) acting independently on said edge (B1) adjacently to said gap (3).
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