DE270454C - - Google Patents
Info
- Publication number
- DE270454C DE270454C DENDAT270454D DE270454DA DE270454C DE 270454 C DE270454 C DE 270454C DE NDAT270454 D DENDAT270454 D DE NDAT270454D DE 270454D A DE270454D A DE 270454DA DE 270454 C DE270454 C DE 270454C
- Authority
- DE
- Germany
- Prior art keywords
- folding
- thumb
- flap
- flaps
- paper
- 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.)
- Active
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
- B31F—MECHANICAL WORKING OR DEFORMATION OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31F1/00—Mechanical deformation without removing material, e.g. in combination with laminating
- B31F1/008—Shaping of tube ends, e.g. flanging, belling, closing, rim-rolling or corrugating; Fixing elements to tube ends
- B31F1/0083—Closing
-
- 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
- B31B70/004—Closing bags
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Folding Of Thin Sheet-Like Materials, Special Discharging Devices, And Others (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE270454C true DE270454C (cs) |
Family
ID=527196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT270454D Active DE270454C (cs) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE270454C (cs) |
-
0
- DE DENDAT270454D patent/DE270454C/de active Active
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