| 摘要 |
An apparatus ( 2 ) comprises: first clamp means ( 30 ) for indexing sheet material ( 6, 10 ) through its own forming means ( 24, 26, 28 ), further clamp means ( 52; 54 ) for advancing said sheet material ( 6; 10 ) towards said first clamp means ( 30 ) synchronously; the first clamp means ( 30 ) and/or the further clamp means ( 52; 54 ) are coupled to electronic control means and are mechanically disconnected to each other; a method comprises: indexing sheet material ( 6, 10 ) through its own forming means ( 24, 26, 28 ) by acting on a region of said sheet material ( 6; 10 ), controlling said advancing by acting on a further region of said sheet material ( 6, 10 ) disposed upstream said region; said advancing and said controlling take place by using electronic auxiliary means; a container comprises first and second wall means connected to each other along a peripheral sealing ( 130 ) in order to define an internal space ( 132 ) and regions ( 104, 110 ) positioned in a pre-established manner on faces ( 106, 112 ) of said wall means. |
