Thread: Star-Ratchet vs Pawls and Springs
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Old 01-07-23 | 11:13 AM
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Koyote
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Originally Posted by SoSmellyAir
Really? The original patent expired in 2015 and even the later one was granted in 2014.

DT Swiss U.S. Patent on star ratchet hub: US8757341B2 - Hub with star ratchet - Google Patents
DT Swiss U.S. Patent on original clutch hub: US5676227A - Free-wheel hub for bicycles - Google Patents
They came out with a new version in 2019.
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