JPS6228733B2 - - Google Patents
Info
- Publication number
- JPS6228733B2 JPS6228733B2 JP16056182A JP16056182A JPS6228733B2 JP S6228733 B2 JPS6228733 B2 JP S6228733B2 JP 16056182 A JP16056182 A JP 16056182A JP 16056182 A JP16056182 A JP 16056182A JP S6228733 B2 JPS6228733 B2 JP S6228733B2
- Authority
- JP
- Japan
- Prior art keywords
- sheet
- heat
- cylindrical
- air nozzle
- cylindrical body
- 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
- 238000010438 heat treatment Methods 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 12
- 229920003002 synthetic resin Polymers 0.000 claims description 12
- 239000000057 synthetic resin Substances 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 6
- 238000003825 pressing Methods 0.000 claims description 3
- 230000007246 mechanism Effects 0.000 description 5
- 238000007664 blowing Methods 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 4
- 239000011521 glass Substances 0.000 description 3
- 238000005304 joining Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004927 fusion Effects 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 239000006059 cover glass Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
- B29C53/36—Bending and joining, e.g. for making hollow articles
- B29C53/38—Bending and joining, e.g. for making hollow articles by bending sheets or strips at right angles to the longitudinal axis of the article being formed and joining the edges
- B29C53/40—Bending and joining, e.g. for making hollow articles by bending sheets or strips at right angles to the longitudinal axis of the article being formed and joining the edges for articles of definite length, i.e. discrete articles
- B29C53/42—Bending and joining, e.g. for making hollow articles by bending sheets or strips at right angles to the longitudinal axis of the article being formed and joining the edges for articles of definite length, i.e. discrete articles using internal forming surfaces, e.g. mandrels
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16056182A JPS5948128A (ja) | 1982-09-13 | 1982-09-13 | 合成樹脂シ−ト製筒状体の製造方法および装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16056182A JPS5948128A (ja) | 1982-09-13 | 1982-09-13 | 合成樹脂シ−ト製筒状体の製造方法および装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5948128A JPS5948128A (ja) | 1984-03-19 |
| JPS6228733B2 true JPS6228733B2 (da) | 1987-06-22 |
Family
ID=15717644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16056182A Granted JPS5948128A (ja) | 1982-09-13 | 1982-09-13 | 合成樹脂シ−ト製筒状体の製造方法および装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5948128A (da) |
-
1982
- 1982-09-13 JP JP16056182A patent/JPS5948128A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5948128A (ja) | 1984-03-19 |
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