| 摘要 |
<p>A mold (10) for plastics, particularly of the type of a mold for providing preforms of plastic bottles and the like, having a connection between the core (11) and the core supporting jacket (12) that comprises
- a shank (13) that is monolithic with the core (11) and is provided with a threaded portion (14) and with a portion (15) for centering the core (11) with respect to the core supporting jacket (12),
- a seat (16) for the insertion of the shank (13), provided in the core supporting jacket (12), which has a threaded part (17) for mating with the threaded portion (14) and a centering part (18) that is shaped complementarily with respect to the centering portion (15) for precision centering of the shank (13) in the insertion seat (16).</p> |
