Apparatus for closing a preform shell about a film spool or similar object

摘要

An apparatus for closing a preform shell about a wound film spool or similar object has a jaw assemblage having a pair of jaw members. The jaw members have a predetermined configuration for receiving and then closing a preform shell about the object. Jaw members are connected by a series of pivot members and connecting drive links. Drive means precisely controls the movements of connecting links supporting the jaw members thereby causing the jaw members to open and close.