Wire spring forming apparatus
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United States of America Patent
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Apr 11, 2006
Grant Date -
Oct 28, 2004
app pub date -
Oct 7, 2003
filing date -
Feb 10, 2003
priority date (Note) -
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Abstract
A high-speed wire spring forming apparatus capable of easily adjusting a coil diameter is provided that includes: a wire feeder having a pair of feeding rollers for feeding a wire to a spring forming stage via a quill serving as a wire guide; a revolving mechanism for revolving the feeding rollers about the axis of the wire to twist the wire fed out of the leading end of the quill to change the circumferential position, or angular position, of the wire; and a multiplicity of spring forming tools arranged radially on a spring forming stage, each of the spring forming tools movable in a direction substantially perpendicular to the axis of the wire.
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