autores Carlos Couto Fernando Batista Ferreira, Fernando Silva, L.F. Joao L. Monteiro Lima, M. Carvalho, H. Rocha, A.M. Silva, Luís F. Ferreira, F.N. Carvalho, Hélder Monteiro, J.L. Couto, C. Rocha, A. M.
palavras-chave electromagnetic actuated presser foot feeding efficiency monitoring overlock sewing machine presser foot closed-loop control presser foot system