JPS5337910B2 - - Google Patents
Info
- Publication number
- JPS5337910B2 JPS5337910B2 JP3553572A JP3553572A JPS5337910B2 JP S5337910 B2 JPS5337910 B2 JP S5337910B2 JP 3553572 A JP3553572 A JP 3553572A JP 3553572 A JP3553572 A JP 3553572A JP S5337910 B2 JPS5337910 B2 JP S5337910B2
- Authority
- JP
- Japan
- 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
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
- B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
- B29C48/34—Cross-head annular extrusion nozzles, i.e. for simultaneously receiving moulding material and the preform to be coated
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
- B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
-
- 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
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/30—Extrusion nozzles or dies
- B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
- B29C48/335—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles
- B29C48/336—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles the components merging one by one down streams in the die
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Tubes (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3553572A JPS5337910B2 (mo) | 1972-04-08 | 1972-04-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3553572A JPS5337910B2 (mo) | 1972-04-08 | 1972-04-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS48101270A JPS48101270A (mo) | 1973-12-20 |
| JPS5337910B2 true JPS5337910B2 (mo) | 1978-10-12 |
Family
ID=12444414
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3553572A Expired JPS5337910B2 (mo) | 1972-04-08 | 1972-04-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5337910B2 (mo) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57103822A (en) * | 1980-12-19 | 1982-06-28 | Toppan Printing Co Ltd | Manufacturing method and apparatus of tubular container body |
| JPS57103823A (en) * | 1980-12-19 | 1982-06-28 | Toppan Printing Co Ltd | Manufacturing method of tubular container body |
| JPS57109622A (en) * | 1980-12-26 | 1982-07-08 | Toppan Printing Co Ltd | Manufacturing method and apparatus of tube container body |
| JPS57109621A (en) * | 1980-12-26 | 1982-07-08 | Toppan Printing Co Ltd | Manufacture of seamless tube |
-
1972
- 1972-04-08 JP JP3553572A patent/JPS5337910B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS48101270A (mo) | 1973-12-20 |