Derailleur guide device
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United States of America Patent
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Sep 20, 2016
Grant Date -
Apr 18, 2013
app pub date -
Oct 17, 2012
filing date -
Oct 17, 2011
priority date (Note) -
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status (Latency Note)
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Abstract
The invention relates to a chain catcher used on multiple chainring arrangements on bicycles in combination with a derailleur to prevent the drive chain from slipping off the smallest chainring into the space between the chainring and the bicycle frame. The embodiment of a chain catcher according to the invention permits especially simple mounting and adjustment by using an additional fastening element. The corresponding method includes completion of the positioning, fastening, and adjustment of the derailleur before the chain catcher is installed.
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