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US 12,741,410 B2Granted
Gas shield generator for a blow/fill/seal machine
AssigneeWeiler Engineering, Inc.
InventorsPaul Novorolsky, Alex A. Bazdor
Life of this patent
Estimating the term…
Abstract
A gas shield generator positionable over open parisons in a Blow/Fill/Seal machine prior to container forming, filling and sealing minimizes likelihood of particulate contamination of open parisons while the open parisons are transported to a parison blowing and filling station.
Claims3
A gas shield generator for a Blow/Fill/Seal machine which comprises
- a base plate adapted for attachment to a parison mold carriage;
- a linear actuator carried by the base plate;
- a hollow gas distribution bar operably associated with the linear actuator for back-and-forth movement and defining a gas inlet and a gas outlet;
- and
- a planar plenum chamber mounted to the gas distribution bar and in gas flow communication therewith;
- said planar plenum chamber comprising a hollowed out top plate and a perforated bottom plate coextensive with the top plate;
- and
- wherein the hollowed out top plate defines an open space, a gas supply passageway, and plural channels in fluid flow communication with the open space and the gas supply passageway.
5 more elements
Dependencies are inferred from the claim text.