Blade provided with a root comprising an integrated pitch attachment and two integrated damper attachments, and a rotor provided with such a blade

A blade comprising a blade root extended by an aerodynamic intermediate part that extends up to a free end,

• wherein the blade root comprises a one-piece attachment body made from composite materials, the attachment body being hollow and having a casing that defines an empty internal space, the attachment body incorporating a pitch attachment configured to be traversed by a pitch link rod connected to a pitch lever, the attachment body incorporating a leading edge attachment configured to be traversed by a leading edge link rod connected to a first drag damper, the attachment body incorporating a trailing edge attachment configured to be traversed by a trailing edge link rod configured to be connected to a second drag damper, the attachment body incorporating a connection attachment configured to be traversed by at least two connecting rods connected to a first reinforcement of a stratified spherical stop;
• and
• wherein the trailing edge attachment comprises two trailing edge holes provided in the casing to either side of the internal space according to a trailing edge axis, the two trailing edge holes being configured to be traversed by the trailing edge link rod along the trailing edge axis.

A blade comprising a blade root extended by an aerodynamic intermediate part that extends up to a free end,

• wherein the blade root comprises a one-piece attachment body made from composite materials, the attachment body being hollow and having a casing that defines an empty internal space, the attachment body incorporating a pitch attachment configured to be traversed by a pitch link rod connected to a pitch lever, the attachment body incorporating a leading edge attachment configured to be traversed by a leading edge link rod connected to a first drag damper, the attachment body incorporating a trailing edge attachment configured to be traversed by a trailing edge link rod configured to be connected to a second drag damper, the attachment body incorporating a connection attachment configured to be traversed by at least two connecting rods connected to a first reinforcement of a stratified spherical stop;
• and
• wherein the casing comprises a layer made from composite materials surrounding the internal space and extending the intermediate part, the casing comprising a laminate reinforcement at least at the trailing edge attachment and the leading edge attachment.