Cycle wheel spoke and cycle wheel comprising such a spoke

A spoke for a cycle wheel, the spoke comprising:

• a longitudinally extending core comprising:
• a single metallic piece extending between a pair of end portions, each of the end portions being structured and arranged to be attached to a respective one of a rim and a hub of a wheel;
• a main body having a cross-sectional surface area between 30% and 50% of a cross-sectional surface area of each of the end portions;
• a sheath comprising a composite material comprising an assembly of fibers embedded in a matrix;
• and
• the sheath covering at least a central portion of the single metallic piece of the core and being mechanically affixed to the single metallic piece of the core at a pair of spaced-apart anchoring zones of the single metallic piece of the core, the single metallic piece of the core projecting longitudinally from each of respective ends of the sheath in a direction toward respective ones of the end portions of the single metallic piece of the core.

A wheel comprising:

• a hub;
• a rim;
• a spoke comprising:
• a metallic core;
• a sheath covering at least a central portion of the metal core, the sheath comprising a composite material, the composite material comprising an assembly of fibers embedded in a matrix;
• the core comprising:
• an end portion structured and arranged to be attached to the rim or the hub of a wheel;
• a main body having a cross-sectional surface area between approximately 30% and approximately 50% of a cross-sectional surface area of the end portion.