JPS4894857U - - Google Patents
Info
- Publication number
- JPS4894857U JPS4894857U JP1972018506U JP1850672U JPS4894857U JP S4894857 U JPS4894857 U JP S4894857U JP 1972018506 U JP1972018506 U JP 1972018506U JP 1850672 U JP1850672 U JP 1850672U JP S4894857 U JPS4894857 U JP S4894857U
- 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.)
- Pending
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
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/50—Details of extruders
- B29C48/505—Screws
- B29C48/51—Screws with internal flow passages, e.g. for molten material
- B29C48/515—Screws with internal flow passages, e.g. for molten material for auxiliary fluids, e.g. foaming agents
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1972018506U JPS4894857U (da) | 1972-02-15 | 1972-02-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1972018506U JPS4894857U (da) | 1972-02-15 | 1972-02-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4894857U true JPS4894857U (da) | 1973-11-12 |
Family
ID=27870451
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1972018506U Pending JPS4894857U (da) | 1972-02-15 | 1972-02-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS4894857U (da) |
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1972
- 1972-02-15 JP JP1972018506U patent/JPS4894857U/ja active Pending