Hydraulic dual control device for bicycle
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United States of America Patent
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Sep 5, 2017
Grant Date -
Jul 14, 2016
app pub date -
Aug 13, 2014
filing date -
Aug 26, 2013
priority date (Note) -
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Abstract
A bicycle dual control device hydraulically operated, so that using one single device the cyclist may operate, by applying different hand pressures or taps from the handlebar, two unidirectional control mechanisms, preferably a brake and a bicycle gear-shifting mechanisms. The control device comprises two unidirectional control units within a single lever or handgrip attached to the handlebar, wherein each one of them comprises an acting member, an operating member connected to a control circuit and a coupling element which links the two previous members. In a preferred embodiment of the invention, the operating member related to the gear shifting is hydraulic and comprises a piston and a cylinder mounted integrated inside the brake acting member.
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