| 摘要 |
<p>The device comprises a casing (8) which bears two distinct hinged (articulated) systems, of which one is activated by jacks (14-15) and includes four arms (9-10-11-12) of which two (10 and 11) are hinged together at one of their ends, while another (9) is hinged on the casing (8) and on the free end of the arm (10), and the arm (12) is hinged on the casing (8) and at the middle of the arm (11) that bears a roller (13) to disengage the cop (6) from the drive shaft (7). …<??>The other system comprises two parallel arms (16 and 17) hinged on an intermediate plate (18), two parallel arms (19 and 20) hinged on said plate (18) and on a support (21) of the re-attachment head (22) connected to a system of suction by means of a conduit (28) and including two motors (34 and 30) to drive in rotation a roller (31) controlling the cop (6) and to make its front part (26) rotate by 180 DEG in respect of its rear part (25). …<??>In the re-attachment position the roller (31) is employed to rotate by friction a roller (53) located at the outlet of the turbine (1).</p> |
