CA1114215A - Method for producing a flat bottom plastic bag - Google Patents
Method for producing a flat bottom plastic bagInfo
- Publication number
- CA1114215A CA1114215A CA321,830A CA321830A CA1114215A CA 1114215 A CA1114215 A CA 1114215A CA 321830 A CA321830 A CA 321830A CA 1114215 A CA1114215 A CA 1114215A
- Authority
- CA
- Canada
- Prior art keywords
- gussets
- bag
- gusset
- fold line
- seal
- 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
Classifications
-
- 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
-
- 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
- B31B70/52—Folding sheets, blanks or webs by reciprocating or oscillating members other than plungers and dies, e.g. by fingers
-
- 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
- B31B2150/00—Flexible containers made from sheets or blanks, e.g. from flattened tubes
-
- 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
- B31B2150/00—Flexible containers made from sheets or blanks, e.g. from flattened tubes
- B31B2150/001—Flexible containers made from sheets or blanks, e.g. from flattened tubes with square or cross bottom
- B31B2150/0016—Flexible containers made from sheets or blanks, e.g. from flattened tubes with square or cross bottom made from already formed bags
-
- 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
- B31B2160/10—Shape of flexible containers rectangular and flat, i.e. without 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
- B31B2160/00—Shape of flexible containers
- B31B2160/20—Shape of flexible containers with structural provision for thickness of contents
Landscapes
- Making Paper Articles (AREA)
- Bag Frames (AREA)
- Purses, Travelling Bags, Baskets, Or Suitcases (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US88991578A | 1978-03-24 | 1978-03-24 | |
| US889,915 | 1978-03-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1114215A true CA1114215A (en) | 1981-12-15 |
Family
ID=25395986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA321,830A Expired CA1114215A (en) | 1978-03-24 | 1979-02-16 | Method for producing a flat bottom plastic bag |
Country Status (13)
| Country | Link |
|---|---|
| AT (1) | AT380431B (it) |
| AU (1) | AU532444B2 (it) |
| BE (1) | BE875080A (it) |
| CA (1) | CA1114215A (it) |
| CH (1) | CH628283A5 (it) |
| DE (1) | DE2910517A1 (it) |
| FR (1) | FR2420423B1 (it) |
| GB (1) | GB2016999B (it) |
| IE (1) | IE48194B1 (it) |
| IT (1) | IT1114748B (it) |
| MX (1) | MX151561A (it) |
| NL (1) | NL7902314A (it) |
| SE (1) | SE436180B (it) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1213456A (en) * | 1983-01-18 | 1986-11-04 | Maxwell A. Fitzgibbon | Carton forming apparatus |
| DE3741210A1 (de) * | 1987-12-04 | 1989-06-15 | Detlef M Kuehnert | Verfahren zum herstellen von schrumpfhauben, vorrichtung zu dessen durchfuehrung sowie schrumpfhaube |
| US8142340B2 (en) * | 2002-10-24 | 2012-03-27 | Lionel Nicholas Mantzivis | Bag and a method of forming a bag |
| CN109334105B (zh) * | 2018-08-30 | 2024-04-12 | 浙江正威机械有限公司 | 方底部夹带补片的塑料立体袋自动制袋系统 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE144506C (it) * | 1900-01-01 | |||
| GB684890A (en) * | 1950-02-09 | 1952-12-24 | Robinson E S & A Canada | Improvements in or relating to methods of and apparatus for forming a paper or like bag |
| US3094905A (en) * | 1960-07-08 | 1963-06-25 | Robert L Haslacher | Process for making bags |
| US3606822A (en) * | 1970-01-12 | 1971-09-21 | Nat Distillers Chem Corp | Method and apparatus for producing a flat-bottom plastic bag |
| US3799042A (en) * | 1972-04-14 | 1974-03-26 | Nat Distillers Chem Corp | Flat-bottom plastic bags and method for the production thereof |
| GB1470653A (en) * | 1973-05-01 | 1977-04-21 | Nat Petrochemicals Corp | Grocery sack process and machine |
| US3886850A (en) * | 1973-05-23 | 1975-06-03 | Midland Ross Corp | Method of forming flat bottoms on bags of creasable material |
-
1979
- 1979-02-16 CA CA321,830A patent/CA1114215A/en not_active Expired
- 1979-03-16 DE DE19792910517 patent/DE2910517A1/de not_active Withdrawn
- 1979-03-23 SE SE7902638A patent/SE436180B/sv not_active IP Right Cessation
- 1979-03-23 AT AT0218279A patent/AT380431B/de not_active IP Right Cessation
- 1979-03-23 FR FR7907361A patent/FR2420423B1/fr not_active Expired
- 1979-03-23 AU AU45372/79A patent/AU532444B2/en not_active Ceased
- 1979-03-23 GB GB7910276A patent/GB2016999B/en not_active Expired
- 1979-03-23 CH CH275279A patent/CH628283A5/fr not_active IP Right Cessation
- 1979-03-23 MX MX177040A patent/MX151561A/es unknown
- 1979-03-23 NL NL7902314A patent/NL7902314A/xx not_active Application Discontinuation
- 1979-03-23 BE BE0/194207A patent/BE875080A/xx not_active IP Right Cessation
- 1979-03-23 IT IT48463/79A patent/IT1114748B/it active
- 1979-08-08 IE IE738/79A patent/IE48194B1/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IE790738L (en) | 1979-09-24 |
| AT380431B (de) | 1986-05-26 |
| GB2016999B (en) | 1982-08-04 |
| ATA218279A (de) | 1985-10-15 |
| AU4537279A (en) | 1979-09-27 |
| FR2420423B1 (fr) | 1986-03-21 |
| FR2420423A1 (fr) | 1979-10-19 |
| IT1114748B (it) | 1986-01-27 |
| GB2016999A (en) | 1979-10-03 |
| BE875080A (fr) | 1979-09-24 |
| NL7902314A (nl) | 1979-09-26 |
| MX151561A (es) | 1984-12-14 |
| AU532444B2 (en) | 1983-09-29 |
| DE2910517A1 (de) | 1979-09-27 |
| SE436180B (sv) | 1984-11-19 |
| IT7948463A0 (it) | 1979-03-23 |
| IE48194B1 (en) | 1984-10-31 |
| SE7902638L (sv) | 1979-09-25 |
| CH628283A5 (fr) | 1982-02-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |