Patent ID: 7958751

Claim:
A plunger foot assembly for mounting on a section box base plate of a glassware forming machine, which includes: a preassembled gearbox for mounting on the section box base plate, said preassembled gearbox having an input and an output gear with an internally threaded central opening, a hollow externally threaded shaft threadably coupled to and extending from said internally threaded central opening, a plunger support mounted on said hollow externally threaded shaft such that rotation of said output gear of said gearbox raises and lowers said plunger support, said plunger support having an upper face for mounting at least one plunger with air ports of the plunger opening at said face, said plunger support having air passages for feeding plunger up, plunger down and plunger cooling air to the air ports of a plunger mounted on said plunger support and a cooling air exhaust passage for feeding cooling air exhaust from a plunger mounted on said support to the hollow interior of said externally threaded shaft, and at least one telescoping tube assembly having a base for mounting on the section box base plate and telescoping tubes with inlet ports for receiving plunger up, plunger down and plunger cooling air, and outlets coupled to said air passages in said plunger support.