JPS5337028Y2 - - Google Patents
Info
- Publication number
- JPS5337028Y2 JPS5337028Y2 JP1974069784U JP6978474U JPS5337028Y2 JP S5337028 Y2 JPS5337028 Y2 JP S5337028Y2 JP 1974069784 U JP1974069784 U JP 1974069784U JP 6978474 U JP6978474 U JP 6978474U JP S5337028 Y2 JPS5337028 Y2 JP S5337028Y2
- 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
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/50—Details of extruders
- B29C48/505—Screws
- B29C48/64—Screws with two or more threads
- B29C48/65—Screws with two or more threads neighbouring threads or channels having different configurations, e.g. one thread being lower than its neighbouring thread
-
- 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
- B29C48/53—Screws having a varying channel depth, e.g. varying the diameter of the longitudinal screw trunk
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1974069784U JPS5337028Y2 (US20050075337A1-20050407-C00081.png) | 1974-06-15 | 1974-06-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1974069784U JPS5337028Y2 (US20050075337A1-20050407-C00081.png) | 1974-06-15 | 1974-06-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS50156576U JPS50156576U (US20050075337A1-20050407-C00081.png) | 1975-12-25 |
| JPS5337028Y2 true JPS5337028Y2 (US20050075337A1-20050407-C00081.png) | 1978-09-08 |
Family
ID=28237997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1974069784U Expired JPS5337028Y2 (US20050075337A1-20050407-C00081.png) | 1974-06-15 | 1974-06-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5337028Y2 (US20050075337A1-20050407-C00081.png) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3698541A (en) * | 1971-08-11 | 1972-10-17 | Midland Ross Corp | Extruder, or extruder-like melting apparatus |
-
1974
- 1974-06-15 JP JP1974069784U patent/JPS5337028Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3698541A (en) * | 1971-08-11 | 1972-10-17 | Midland Ross Corp | Extruder, or extruder-like melting apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS50156576U (US20050075337A1-20050407-C00081.png) | 1975-12-25 |
