CA1072436A - Appareil pour le formage des poignees d'un sac - Google Patents

Appareil pour le formage des poignees d'un sac

Info

Publication number: CA1072436A
Authority: CA; Canada
Prior art keywords: bag; opening; heat; walls; seals
Prior art date: 1977-01-27
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.): Expired

Application number

CA270,587A

Other languages

English (en)

Inventor

Henry Verbeke

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.)

Individual

Original Assignee

Individual

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.)

1977-01-27

Filing date

1977-01-27

Publication date

1980-02-26

1977-01-27 Application filed by Individual filed Critical Individual

1977-01-27 Priority to CA270,587A priority Critical patent/CA1072436A/fr

1979-06-26 Priority to CA330,590A priority patent/CA1091141A/fr

1980-02-26 Application granted granted Critical

1980-02-26 Publication of CA1072436A publication Critical patent/CA1072436A/fr

Status Expired legal-status Critical Current

Links

239000004033 plastic Substances 0.000 claims abstract description 40
229920003023 plastic Polymers 0.000 claims abstract description 40
238000000034 method Methods 0.000 claims abstract description 21
238000005520 cutting process Methods 0.000 claims abstract description 17
238000007789 sealing Methods 0.000 claims abstract description 15
238000005304 joining Methods 0.000 claims description 5
238000004806 packaging method and process Methods 0.000 claims description 5
239000012815 thermoplastic material Substances 0.000 claims description 3
238000010438 heat treatment Methods 0.000 abstract description 8
239000011324 bead Substances 0.000 abstract description 5
238000009740 moulding (composite fabrication) Methods 0.000 description 11
241000269980 Pleuronectidae Species 0.000 description 7
-1 polytetrafluoroethvlene Polymers 0.000 description 5
230000015572 biosynthetic process Effects 0.000 description 4
210000005069 ears Anatomy 0.000 description 3
239000000463 material Substances 0.000 description 3
229920001343 polytetrafluoroethylene Polymers 0.000 description 3
239000004810 polytetrafluoroethylene Substances 0.000 description 3
229940058401 polytetrafluoroethylene Drugs 0.000 description 3
125000006850 spacer group Chemical group 0.000 description 3
238000003466 welding Methods 0.000 description 3
239000004698 Polyethylene Substances 0.000 description 2
238000010586 diagram Methods 0.000 description 2
239000011152 fibreglass Substances 0.000 description 2
229920001903 high density polyethylene Polymers 0.000 description 2
239000004700 high-density polyethylene Substances 0.000 description 2
238000003780 insertion Methods 0.000 description 2
230000037431 insertion Effects 0.000 description 2
229920000573 polyethylene Polymers 0.000 description 2
244000025254 Cannabis sativa Species 0.000 description 1
241001481828 Glyptocephalus cynoglossus Species 0.000 description 1
DIWRORZWFLOCLC-UHFFFAOYSA-N Lorazepam Chemical compound C12=CC(Cl)=CC=C2NC(=O)C(O)N=C1C1=CC=CC=C1Cl DIWRORZWFLOCLC-UHFFFAOYSA-N 0.000 description 1
229910000831 Steel Inorganic materials 0.000 description 1
230000006835 compression Effects 0.000 description 1
238000007906 compression Methods 0.000 description 1
235000009508 confectionery Nutrition 0.000 description 1
230000000994 depressogenic effect Effects 0.000 description 1
229920001971 elastomer Polymers 0.000 description 1
150000002500 ions Chemical class 0.000 description 1
229920001684 low density polyethylene Polymers 0.000 description 1
239000004702 low-density polyethylene Substances 0.000 description 1
238000004519 manufacturing process Methods 0.000 description 1
229920001568 phenolic resin Polymers 0.000 description 1
238000004382 potting Methods 0.000 description 1
108010085990 projectin Proteins 0.000 description 1
230000002787 reinforcement Effects 0.000 description 1
239000002689 soil Substances 0.000 description 1
239000010959 steel Substances 0.000 description 1
230000002311 subsequent effect Effects 0.000 description 1

Landscapes

Package Closures (AREA)

CA270,587A 1977-01-27 1977-01-27 Appareil pour le formage des poignees d'un sac Expired CA1072436A (fr)

Priority Applications (2)

Application Number	Priority Date	Filing Date	Title
CA270,587A CA1072436A (fr)	1977-01-27	1977-01-27	Appareil pour le formage des poignees d'un sac
CA330,590A CA1091141A (fr)	1977-01-27	1979-06-26	Appareil servant a sceller un sac en matiere plastique et a en former une poignee

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA270,587A CA1072436A (fr)	1977-01-27	1977-01-27	Appareil pour le formage des poignees d'un sac

Publications (1)

Publication Number	Publication Date
CA1072436A true CA1072436A (fr)	1980-02-26

Family

ID=4107827

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA270,587A Expired CA1072436A (fr)	1977-01-27	1977-01-27	Appareil pour le formage des poignees d'un sac

Country Status (1)

Country	Link
CA (1)	CA1072436A (fr)

1977
- 1977-01-27 CA CA270,587A patent/CA1072436A/fr not_active Expired

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Legal Events

Date	Code	Title	Description
1997-02-26	MKEX	Expiry