Flat seam construction for automotive upholstery
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United States of America Patent
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Nov 27, 2012
Grant Date -
Feb 10, 2011
app pub date -
Mar 8, 2010
filing date -
Aug 5, 2009
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A flat seam construction made up of a number of sequentially formed stitches and formed on a portion of one or more stitchable materials is disclosed. Each stitch has two outer threads, formed into first and second outer thread loops, and at least one inner thread, formed into at least one inner thread loop. Each of the inner and outer thread loops transversely penetrate the one or more stitchable materials. Each of the inner and outer thread loops have a bight portion engaging a bottom surface of the one or more stitchable materials. At least one looper thread is formed on the bottom surface, and arranged such that, the at least one looper thread passes between the bottom surface and at least one of the bight portions. At least one decorative thread is visible on a top surface of the seam construction.
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