WO2002087977A3 - Sealable valve bag and manufacturing method therefor - Google Patents

Sealable valve bag and manufacturing method therefor Download PDF

Info

Publication number
WO2002087977A3
WO2002087977A3 PCT/US2002/013731 US0213731W WO02087977A3 WO 2002087977 A3 WO2002087977 A3 WO 2002087977A3 US 0213731 W US0213731 W US 0213731W WO 02087977 A3 WO02087977 A3 WO 02087977A3
Authority
WO
WIPO (PCT)
Prior art keywords
valve
manufacturing
method therefor
valve bag
sealable valve
Prior art date
Application number
PCT/US2002/013731
Other languages
French (fr)
Other versions
WO2002087977A2 (en
Inventor
Gene Douglas Schneck
Original Assignee
Hood Packaging Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US09/847,672 external-priority patent/US6499879B2/en
Application filed by Hood Packaging Corp filed Critical Hood Packaging Corp
Priority to AU2002303570A priority Critical patent/AU2002303570A1/en
Publication of WO2002087977A2 publication Critical patent/WO2002087977A2/en
Publication of WO2002087977A3 publication Critical patent/WO2002087977A3/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—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
    • B65D31/00—Bags or like containers made of paper and having structural provision for thickness of contents
    • B65D31/14—Valve bags, i.e. with valves for filling

Abstract

The valve bag (10) includes a bag body having a valve end portion, the valve end portion constructed to form a filling passage in which a valve sleeve (22) is inserted. The valve sleeve has a first end (28) extending into the interior (32) of the valve bag (10) and a second end (26) secured to the bag body. A valve protection member (34) is secured to the second end (26).
PCT/US2002/013731 2001-05-02 2002-05-02 Sealable valve bag and manufacturing method therefor WO2002087977A2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU2002303570A AU2002303570A1 (en) 2001-05-02 2002-05-02 Sealable valve bag and manufacturing method therefor

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US09/847,672 2001-05-02
US09/847,672 US6499879B2 (en) 2001-05-02 2001-05-02 Sealable valve bag and method for making a sealable valve bag
US10/025,099 2001-12-18
US10/025,099 US20020164091A1 (en) 2001-05-02 2001-12-18 Sealable valve bag and method for making a sealable valve bag

Publications (2)

Publication Number Publication Date
WO2002087977A2 WO2002087977A2 (en) 2002-11-07
WO2002087977A3 true WO2002087977A3 (en) 2003-02-27

Family

ID=26699274

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2002/013731 WO2002087977A2 (en) 2001-05-02 2002-05-02 Sealable valve bag and manufacturing method therefor

Country Status (1)

Country Link
WO (1) WO2002087977A2 (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4049191A (en) * 1976-02-02 1977-09-20 Great Plains Bag Corporation Block bottom valve bag
EP0160725A1 (en) * 1984-05-10 1985-11-13 Walter Dürbeck Papiersackfabriken GmbH & Co. KG Valve bags and apparatus and process for sealing valve bags
FR2732264A1 (en) * 1995-03-31 1996-10-04 Plg Packaging Ultrasonic welding appts.
DE19809607A1 (en) * 1998-03-06 1999-09-09 Korsnaes Wilhelmstal Gmbh Papi Valve bag with improved filling aperture seal
US6164823A (en) * 1998-12-07 2000-12-26 Southern Bag Corporation, Ltd. Valve bag and method for making a valve bag

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4049191A (en) * 1976-02-02 1977-09-20 Great Plains Bag Corporation Block bottom valve bag
EP0160725A1 (en) * 1984-05-10 1985-11-13 Walter Dürbeck Papiersackfabriken GmbH & Co. KG Valve bags and apparatus and process for sealing valve bags
FR2732264A1 (en) * 1995-03-31 1996-10-04 Plg Packaging Ultrasonic welding appts.
DE19809607A1 (en) * 1998-03-06 1999-09-09 Korsnaes Wilhelmstal Gmbh Papi Valve bag with improved filling aperture seal
US6164823A (en) * 1998-12-07 2000-12-26 Southern Bag Corporation, Ltd. Valve bag and method for making a valve bag

Also Published As

Publication number Publication date
WO2002087977A2 (en) 2002-11-07

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