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US Patent 11787504 Rear derailleur electrical actuator

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Contents

Is a
Patent
Patent

Patent attributes

Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent Number
11787504
Patent Inventor Names
Hazem Nihad Hamed
Date of Patent
October 17, 2023
Patent Application Number
18109786
Date Filed
February 14, 2023
Patent Citations
‌
US Patent 9334017 Electronic rear derailleur
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US Patent 11560200 Rear deraileur of bicycle
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US Patent 11565771 Electromechanical derailleur
‌
US Patent 11566702 Derailleur shifting system
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US Patent 11584478 Control device and transmission system
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US Patent 11597470 Human-powered vehicle component, mobile electronic device, and equipment for human-powered vehicle
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US Patent 11597471 Human-powered vehicle control device
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US Patent 11608139 Bicycle rear derailleur
...
Patent Primary Examiner
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Henry Y Liu
CPC Code
‌
B62M 6/45
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B62M 9/124
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B62M 25/08
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B62M 9/132
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B62M 9/122
Patent abstract

An electrical actuator for a bicycle rear derailleur making use of a standard wireless remote control (RC) servo unit relying exclusively on highly efficient spur gearing reduction and facilitating highly accurate derailleur positioning thereof through an integral digital magnetic rotary encoder with assembly thereof sealed in a two-piece housing with a lateral extension for an auxiliary spur gear serving to transmit actuation effort thereof to actuation shaft of a rear derailleur.

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