Slim safety runner and multiple-fold umbrella thereof
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United States of America Patent
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Aug 14, 2007
Grant Date -
Jan 4, 2007
app pub date -
Jun 29, 2005
filing date -
Jun 29, 2005
priority date (Note) -
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Abstract
A slim safety umbrella runner includes a push button having a pivotal portion formed on a bottom portion of the push button and insertably engaged in a pivotal cavity formed in a bottom rim of the runner, with the push button pivotally biasing a resilient protrusion resiliently formed on a runner sleeve of an umbrella central shaft, whereby upon a depression of the push button to disengage the runner from the resilient protrusion, the runner will be lowered for closing the runner.
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