EP0161098A3 - A thermoplastic bag, method and system for its manufacture - Google Patents

A thermoplastic bag, method and system for its manufacture Download PDF

Info

Publication number: EP0161098A3
Authority: EP; European Patent Office
Prior art keywords: manufacture; thermoplastic bag; thermoplastic; bag
Prior art date: 1984-05-02
Legal status (The legal status 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 status listed.): Granted

Application number

EP85303049A

Other versions

EP0161098B1 (en

EP0161098A2 (en

Inventor

Gordon Leon Benoit

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

ExxonMobil Oil Corp

Original Assignee

Mobil Oil 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.)

1984-05-02

Filing date

1985-04-30

Publication date

1987-04-29

1984-05-02 Priority claimed from US06/606,120 external-priority patent/US4554192A/en

1985-04-30 Application filed by Mobil Oil Corp filed Critical Mobil Oil Corp

1985-11-13 Publication of EP0161098A2 publication Critical patent/EP0161098A2/en

1987-04-29 Publication of EP0161098A3 publication Critical patent/EP0161098A3/en

1990-11-28 Application granted granted Critical

1990-11-28 Publication of EP0161098B1 publication Critical patent/EP0161098B1/en

2005-04-30 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

238000004519 manufacturing process Methods 0.000 title 1
238000000034 method Methods 0.000 title 1
229920001169 thermoplastic Polymers 0.000 title 1
239000004416 thermosoftening plastic Substances 0.000 title 1

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
- B65D33/00—Details of, or accessories for, sacks or bags
- B65D33/06—Handles
- B65D33/065—Integral handles
- 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
- B65D31/10—Bags or like containers made of paper and having structural provision for thickness of contents with gusseted sides
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B2155/00—Flexible containers made from webs
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B2155/00—Flexible containers made from webs
- B31B2155/003—Flexible containers made from webs starting from tubular webs
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B2160/00—Shape of flexible containers
- B31B2160/20—Shape of flexible containers with structural provision for thickness of contents
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B70/00—Making flexible containers, e.g. envelopes or bags
- B31B70/26—Folding sheets, blanks or webs
- B31B70/262—Folding sheets, blanks or webs involving longitudinally folding, i.e. along a line parallel to the direction of movement
- B31B70/266—Folding sheets, blanks or webs involving longitudinally folding, i.e. along a line parallel to the direction of movement involving gusset-forming
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B70/00—Making flexible containers, e.g. envelopes or bags
- B31B70/26—Folding sheets, blanks or webs
- B31B70/36—Folding sheets, blanks or webs by continuously feeding them to stationary members, e.g. plates, ploughs or cores
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B70/00—Making flexible containers, e.g. envelopes or bags
- B31B70/74—Auxiliary operations
- B31B70/86—Forming integral handles or mounting separate handles
- B31B70/874—Forming integral handles or mounting separate handles involving punching or cutting

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Bag Frames (AREA)
Making Paper Articles (AREA)

EP85303049A 1984-05-02 1985-04-30 A thermoplastic bag, method and system for its manufacture Expired - Lifetime EP0161098B1 (en)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
US60632084A	1984-05-02	1984-05-02
US06/606,120 US4554192A (en)	1984-05-02	1984-05-02	Thermoplastic bag and thermoplastic bag pack
US606120		1984-05-02
US606320		1996-02-23

Publications (3)

Publication Number	Publication Date
EP0161098A2 EP0161098A2 (en)	1985-11-13
EP0161098A3 true EP0161098A3 (en)	1987-04-29
EP0161098B1 EP0161098B1 (en)	1990-11-28

Family

ID=27085145

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP85303049A Expired - Lifetime EP0161098B1 (en)	1984-05-02	1985-04-30	A thermoplastic bag, method and system for its manufacture

Country Status (4)

Country	Link
EP (1)	EP0161098B1 (en)
JP (1)	JPS6121351A (en)
CA (1)	CA1251179A (en)
DE (1)	DE3580695D1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
ES281395Y (en) *	1984-08-29	1985-10-16	Gonzalez Llorens Rafael	CONTINUOUS BELT OF BAGS, PERFECTED
CN1045742A (en) *	1986-08-21	1990-10-03	株式会社细川洋行	The combination of liquid container and container assembly
DE3725876A1 (en) *	1987-08-05	1989-02-23	Stiegler Maschf Gmbh	METHOD FOR PRODUCING BAGS FROM THERMOPLASTIC PLASTIC FILM WITH WELDING SEALS
JPH02258559A (en) *	1989-03-07	1990-10-19	Sonoco Prod Co	Production of plastic film bag easily opened and its opening method
CA2112287C (en) *	1993-12-23	2004-07-06	David Blyth	Bag dispensing system
JP4510278B2 (en) *	2000-12-26	2010-07-21	日本テトラパック株式会社	Seam detection device

Citations (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3119548A (en) *	1961-06-08	1964-01-28	Dale Products Plastics Ltd	Plastic bags
FR1429398A (en) *	1965-01-12	1966-02-18	Chillet Ets	Method of manufacturing handles for handles of polyethylene or other gusseted bags and resulting new product
US3254828A (en) *	1963-12-18	1966-06-07	Automated Packaging Corp	Flexible container strips
FR1455621A (en) *	1964-11-30	1966-10-14	Windmoeller & Hoelscher	Reserve block of plastic shopping bags
US4165832A (en) *	1978-07-10	1979-08-28	Mobil Oil Corporation	Thermoplastic bag
EP0021463A1 (en) *	1979-05-11	1981-01-07	Wavin B.V.	Method of producing a web of a plurality of interconnected plastics bags

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5226019U (en) *	1975-08-13	1977-02-23

1985
- 1985-04-30 DE DE8585303049T patent/DE3580695D1/en not_active Expired - Fee Related
- 1985-04-30 EP EP85303049A patent/EP0161098B1/en not_active Expired - Lifetime
- 1985-05-01 CA CA000480497A patent/CA1251179A/en not_active Expired
- 1985-05-02 JP JP60095345A patent/JPS6121351A/en active Pending

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3119548A (en) *	1961-06-08	1964-01-28	Dale Products Plastics Ltd	Plastic bags
US3254828A (en) *	1963-12-18	1966-06-07	Automated Packaging Corp	Flexible container strips
FR1455621A (en) *	1964-11-30	1966-10-14	Windmoeller & Hoelscher	Reserve block of plastic shopping bags
FR1429398A (en) *	1965-01-12	1966-02-18	Chillet Ets	Method of manufacturing handles for handles of polyethylene or other gusseted bags and resulting new product
US4165832A (en) *	1978-07-10	1979-08-28	Mobil Oil Corporation	Thermoplastic bag
EP0021463A1 (en) *	1979-05-11	1981-01-07	Wavin B.V.	Method of producing a web of a plurality of interconnected plastics bags

Also Published As

Publication number	Publication date
DE3580695D1 (en)	1991-01-10
EP0161098B1 (en)	1990-11-28
JPS6121351A (en)	1986-01-30
CA1251179A (en)	1989-03-14
EP0161098A2 (en)	1985-11-13

Legal Events

Date	Code	Title	Description
1985-09-14	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
1985-11-13	AK	Designated contracting states	Designated state(s): BE DE FR GB IT NL
1987-03-10	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1987-04-29	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): BE DE FR GB IT NL
1987-12-02	17P	Request for examination filed	Effective date: 19871001
1988-01-20	17Q	First examination report despatched	Effective date: 19871204
1990-10-13	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
1990-11-28	AK	Designated contracting states	Kind code of ref document: B1 Designated state(s): BE DE FR GB IT NL
1990-12-14	ET	Fr: translation filed
1991-01-10	REF	Corresponds to:	Ref document number: 3580695 Country of ref document: DE Date of ref document: 19910110
1991-02-18	ITF	It: translation for a ep patent filed
1991-04-30	ITTA	It: last paid annual fee
1991-09-28	PLBE	No opposition filed within time limit	Free format text: ORIGINAL CODE: 0009261
1991-09-28	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT
1991-11-21	26N	No opposition filed
1994-03-02	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: GB Payment date: 19940302 Year of fee payment: 10
1994-03-07	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: DE Payment date: 19940307 Year of fee payment: 10
1994-03-10	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: FR Payment date: 19940310 Year of fee payment: 10
1994-04-27	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: BE Payment date: 19940427 Year of fee payment: 10
1994-04-30	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: NL Payment date: 19940430 Year of fee payment: 10
1995-04-30	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: GB Effective date: 19950430 Ref country code: BE Effective date: 19950430
1995-10-31	BERE	Be: lapsed	Owner name: MOBIL OIL CORP. Effective date: 19950430
1995-11-01	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: NL Effective date: 19951101
1995-12-29	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: FR Effective date: 19951229
1996-01-02	NLV4	Nl: lapsed or anulled due to non-payment of the annual fee	Effective date: 19951101
1996-01-03	GBPC	Gb: european patent ceased through non-payment of renewal fee	Effective date: 19950430
1996-01-03	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: DE Effective date: 19960103
1996-03-29	REG	Reference to a national code	Ref country code: FR Ref legal event code: ST

Publication	Publication Date	Title
DE3563163D1 (en)	1988-07-14	System for making a cigarette, method and device using the system
GB2169874B (en)	1989-09-20	Easily tear-openable sealed plastics bag and method for production thereof
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