The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 22, 2012
Filed:
Sep. 26, 2008
Per Gustafsson, Bjärred, SE;
Per Gustafsson, Bjärred, SE;
Ecolean Research & Development A/S, Copenhagen, DK;
Abstract
A method for gas filling a handle portion of a container of a collapsible type. The handle portion being defined by two opposite side walls of the container and communicating, via a duct defined by the side walls, with an opening formed in one of the side walls. The method including the steps of supplying, at a gas filling station, a gas to the handle portion via the opening and the duct, blocking the duct by a squeezing action to retain the gas supplied to the handle portion, transporting the container to a sealing station while maintaining the squeezing action and, at said sealing station, sealing the duct while maintaining the squeezing action, so as to permanently enclose the gas in the handle portion. The disclosure further concerns a container of a collapsible type.