Sewing machine
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United States of America Patent
Stats
-
Dec 13, 2011
Grant Date -
Jan 7, 2010
app pub date -
Jun 30, 2009
filing date -
Jul 4, 2008
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
Sewing machine (10 comprising a base (12) with a crochet and a head (14) that comprises a needle support (30), a fabric pressure foot (24) and its adjusting means (26), motor means (28) to make a needle sew together with the crochet, and lever means (32) to turn the rotary motion of the driving means into a vertical reciprocating motion. The needle support (30) in turn comprises at least two needle bars (46, 48) that are moved vertically by said lever means (32), and a connecting element (50) to couple the lever means (32) with at least a needle bar (46,48). Each needle bar (46,48) is coupled with a needle (16,18) through a respective thread and actuated selectively in the crochet in order to allow the sewing.
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