CA1259024A - Device to reduce or avoid webbing in vsp process - Google Patents
Device to reduce or avoid webbing in vsp processInfo
- Publication number
- CA1259024A CA1259024A CA000417056A CA417056A CA1259024A CA 1259024 A CA1259024 A CA 1259024A CA 000417056 A CA000417056 A CA 000417056A CA 417056 A CA417056 A CA 417056A CA 1259024 A CA1259024 A CA 1259024A
- Authority
- CA
- Canada
- Prior art keywords
- support sheet
- cover film
- formation
- product
- collector
- Prior art date
- 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
Links
- 238000000034 method Methods 0.000 title claims abstract description 22
- 238000009461 vacuum packaging Methods 0.000 claims abstract description 5
- 239000013039 cover film Substances 0.000 claims description 37
- 230000015572 biosynthetic process Effects 0.000 claims description 32
- 238000007789 sealing Methods 0.000 claims description 12
- 238000004806 packaging method and process Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 5
- 239000002131 composite material Substances 0.000 claims description 4
- 238000009966 trimming Methods 0.000 claims description 4
- 239000000945 filler Substances 0.000 claims description 3
- 238000005755 formation reaction Methods 0.000 description 22
- 239000010408 film Substances 0.000 description 5
- 239000010410 layer Substances 0.000 description 4
- 230000000994 depressogenic effect Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000037303 wrinkles Effects 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000004794 expanded polystyrene Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000003856 thermoforming Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B31/00—Packaging articles or materials under special atmospheric or gaseous conditions; Adding propellants to aerosol containers
- B65B31/02—Filling, closing, or filling and closing, containers or wrappers in chambers maintained under vacuum or superatmospheric pressure or containing a special atmosphere, e.g. of inert gas
- B65B31/021—Filling, closing, or filling and closing, containers or wrappers in chambers maintained under vacuum or superatmospheric pressure or containing a special atmosphere, e.g. of inert gas the containers or wrappers being interconnected
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B11/00—Wrapping, e.g. partially or wholly enclosing, articles or quantities of material, in strips, sheets or blanks, of flexible material
- B65B11/50—Enclosing articles, or quantities of material, by disposing contents between two sheets, e.g. pocketed sheets, and securing their opposed free margins
- B65B11/52—Enclosing articles, or quantities of material, by disposing contents between two sheets, e.g. pocketed sheets, and securing their opposed free margins one sheet being rendered plastic, e.g. by heating, and forced by fluid pressure, e.g. vacuum, into engagement with the other sheet and contents, e.g. skin-, blister-, or bubble- packaging
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Vacuum Packaging (AREA)
- Containers And Plastic Fillers For Packaging (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT21030/82A IT1151393B (it) | 1982-04-30 | 1982-04-30 | Procedimento e apparecchiatura per il confezionamento sotto vuoto |
| IT21030A/82 | 1982-04-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1259024A true CA1259024A (en) | 1989-09-05 |
Family
ID=11175646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000417056A Expired CA1259024A (en) | 1982-04-30 | 1982-12-06 | Device to reduce or avoid webbing in vsp process |
Country Status (8)
| Country | Link |
|---|---|
| EP (1) | EP0093480B1 (da) |
| JP (1) | JPS58193225A (da) |
| AU (1) | AU561552B2 (da) |
| BR (1) | BR8302137A (da) |
| CA (1) | CA1259024A (da) |
| DE (1) | DE3362974D1 (da) |
| DK (1) | DK157742C (da) |
| IT (1) | IT1151393B (da) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1153034B (it) * | 1982-11-15 | 1987-01-14 | Grace W R & Co | Procedimento ed apparecchiatura per il confezionamento sottovuoto e reativa confezione |
| US4684025A (en) * | 1986-01-30 | 1987-08-04 | The Procter & Gamble Company | Shaped thermoformed flexible film container for granular products and method and apparatus for making the same |
| GB2271546A (en) * | 1992-10-19 | 1994-04-20 | Grace W R & Co | Vacuum packaging chamber and method |
| CN118992191B (zh) * | 2024-10-24 | 2025-02-11 | 常州楷立机械有限公司 | 正负压贴膜包装机 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3204384A (en) * | 1962-09-13 | 1965-09-07 | Ludlow Corp | Skin packaging method and apparatus |
| US3835618A (en) * | 1973-01-22 | 1974-09-17 | Grace W R & Co | Apparatus for producing vacuum skin packages in multiples |
| JPS54159090A (en) * | 1978-06-05 | 1979-12-15 | Ishikawa Seisakusho Kk | Method of preventing creases in vacuum film wrapping |
-
1982
- 1982-04-30 IT IT21030/82A patent/IT1151393B/it active
- 1982-12-06 CA CA000417056A patent/CA1259024A/en not_active Expired
-
1983
- 1983-01-11 EP EP83300134A patent/EP0093480B1/en not_active Expired
- 1983-01-11 DE DE8383300134T patent/DE3362974D1/de not_active Expired
- 1983-01-14 DK DK015283A patent/DK157742C/da not_active IP Right Cessation
- 1983-04-27 BR BR8302137A patent/BR8302137A/pt unknown
- 1983-04-28 JP JP58074131A patent/JPS58193225A/ja active Pending
- 1983-04-29 AU AU14095/83A patent/AU561552B2/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| JPS58193225A (ja) | 1983-11-10 |
| DK157742B (da) | 1990-02-12 |
| DE3362974D1 (en) | 1986-05-22 |
| EP0093480B1 (en) | 1986-04-16 |
| BR8302137A (pt) | 1983-12-27 |
| DK157742C (da) | 1990-07-30 |
| DK15283D0 (da) | 1983-01-14 |
| IT1151393B (it) | 1986-12-17 |
| AU561552B2 (en) | 1987-05-14 |
| EP0093480A2 (en) | 1983-11-09 |
| AU1409583A (en) | 1983-11-03 |
| EP0093480A3 (en) | 1984-12-19 |
| DK15283A (da) | 1983-10-31 |
| IT8221030A0 (it) | 1982-04-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |