Method wherein at least one piezoceramic sensor (15) and an electric circuit (18) to collect an electric signal emitted by the piezoceramic sensor (15) when subjected to a mechanical stress and possibly processing it are made as a unit electrically insulated (118) equipped with at least a branching (119) ending with respective electric contacts (20,21) having connected the at least one piezoelectric sensor (15), where the electric circuit (18) and the at least one sensor (15) are mechanically fixed integral with a first surface (13) of a supporting metal element (11) of a brake pad (1) and branching (119) is formed so as to position the at least one piezoelectric sensor (15) at a predetermined point of the first surface (13).

A method in which at least one piezoceramic sensor and an electric circuit to collect an electric signal emitted by the piezoceramic sensor when subjected to a mechanical stress and possibly processing it are made as an electrically insulated unit. The unit is equipped with at least a branching ending with respective electric contacts and having the connected at least one piezoelectric sensor. The electric circuit and the at least one sensor are mechanically fixed integral with a first surface of a supporting metal element of a brake pad. Branching is formed so as to position the at least one piezoelectric sensor at a predetermined point of the first surface.

A method in which at least one piezoceramic sensor and an electric circuit to collect an electric signal emitted by the piezoceramic sensor when subjected to a mechanical stress and possibly processing it are made as an electrically insulated unit. The unit is equipped with at least a branching ending with respective electric contacts and having the connected at least one piezoelectric sensor. The electric circuit and the at least one sensor are mechanically fixed integral with a first surface of a supporting metal element of a brake pad. Branching is formed so as to position the at least one piezoelectric sensor at a predetermined point of the first surface.

Method wherein at least one piezoceramic sensor (15) and an electric circuit (18) to collect an electric signal emitted by the piezoceramic sensor (15) when subjected to a mechanical stress and possibly processing it are made as a unit electrically insulated (118) equipped with at least a branching (119) ending with respective electric contacts (20,21) having connected the at least one piezoelectric sensor (15), where the electric circuit (18) and the at least one sensor (15) are mechanically fixed integral with a first surface (13) of a supporting metal element (11) of a brake pad (1) and branching (119) is formed so as to position the at least one piezoelectric sensor (15) at a predetermined point of the first surface (13).