US20180037399 Method of making a plastic aerosol container assembly

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United States of America

Application Number 15787336

Application Date 18.10.2017

Publication Number 20180037399

Publication Date 08.02.2018

Grant Number 10773875

Grant Date 15.09.2020

Publication Kind B2

IPC

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Applicants GRAHAM PACKAGING COMPANY, L.P.

Inventors Ralph Armstrong
Thomas E. Nahill
Keith J. Barker
Brian A. Lynch

Agents Baker Botts L.L.P.

Title

(EN) Method of making a plastic aerosol container assembly

Abstract

(EN)

A method of forming a plastic aerosol container, including, providing a preform having a finish portion, blow molding a plastic container from the preform, and reforming the finish portion so that an inner surface thereof has an undercut defined therein proximate an upper rim fo the finish portion. The undercut includes a substantially horizontal orientation and reforming the finish portion is performed after providing a preform.

B	PERFORMING OPERATIONS; TRANSPORTING
65	CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
D	CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
83	Containers or packages with special means for dispensing contents
14	for delivery of liquid or semi-liquid contents by internal gaseous pressure, i.e. aerosol containers comprising propellant
38	Details of the container body

B	PERFORMING OPERATIONS; TRANSPORTING
29	WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
C	SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
49	Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
02	Combined blow-moulding and manufacture of the preform or the parison
06	Injection blow-moulding

B	PERFORMING OPERATIONS; TRANSPORTING
65	CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
D	CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
83	Containers or packages with special means for dispensing contents
14	for delivery of liquid or semi-liquid contents by internal gaseous pressure, i.e. aerosol containers comprising propellant
44	Valves specially adapted therefor; Regulating devices

B	PERFORMING OPERATIONS; TRANSPORTING
29	WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
K	INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D103
67	Use of polyesters as moulding material

B	PERFORMING OPERATIONS; TRANSPORTING
65	CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
D	CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
83	Containers or packages with special means for dispensing contents
14	for delivery of liquid or semi-liquid contents by internal gaseous pressure, i.e. aerosol containers comprising propellant
38	Details of the container body

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1. US20180037399 - Method of making a plastic aerosol container assembly