ADAPTOR FOR PLUNGER ASSEMBLY

摘要

An adapter for use in securing a plunger assembly to a screw threaded upper end portion (12) of a piston rod (4) in a parison forming mechanism in a glassware forming machine has a sleeve (20) with a wall portion (22) which is provided with a strip (32) supported only at spaced end portions thereof formed by two segmental slots (28,30) in the wall portion and screw means (40) for deflecting the strip to lock the adapter in position.