Spring fastener with highly improved removal to insertion ratio
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United States of America Patent
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Sep 30, 2008
Grant Date -
Nov 10, 2005
app pub date -
Jul 12, 2005
filing date -
Jun 25, 2001
priority date (Note) -
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status (Latency Note)
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Abstract
A spring fastener, which comprises two engagement springs in opposite sides of the fastener. Each engagement spring has an engagement portion comprising a hindrance portion, which increases considerably the removal to insertion force ratio as compared to such ratio when the engagement portion does not have the hindrance portion, thus permitting very easy insertion into, with considerably more difficult removal of the fastener from the slot of a panel.
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