Highly efficient pedal crank for bicycles
OwnerPiera Terraneoinventor
Life of this patent
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Abstract
The present invention relates to a highly efficient pedal crank for bicycles, comprising an elongated body defining, at one end portion thereof, coupling means for coupling the pedal crank to a central drive hub and, at the other end thereof, fixing means for fixing the elongated body to a pedal supporting pin. The main feature of the invention is that the elongated body comprises moreover, at said first end portion thereof, an attachment portion extending on the opposite part of the hub, with respect to the other end portion of the pedal crank.
Claims5
A highly efficient pedal crank for bicycles in general, comprising an elongated body defining, at a first end portion thereof, coupling means for coupling said pedal crank to a hub of a central drive and, at another end portion thereof, fixing means for fixing said pedal crank to a pedal supporting pivot pin, characterized in that said elongated body further comprises, at said first end portion thereof, an attachment portion extending on the side of said hub opposite to said other end portion thereof.
A pedal crank for bicycles, according to the preceding claim, characterized in that said attachment portion extends according to a curvilinear arrangement.
Dependencies are inferred from the claim text.