JPS5621589B2 - - Google Patents
Info
- Publication number
- JPS5621589B2 JPS5621589B2 JP11443774A JP11443774A JPS5621589B2 JP S5621589 B2 JPS5621589 B2 JP S5621589B2 JP 11443774 A JP11443774 A JP 11443774A JP 11443774 A JP11443774 A JP 11443774A JP S5621589 B2 JPS5621589 B2 JP S5621589B2
- 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
- B29C48/53—Screws having a varying channel depth, e.g. varying the diameter of the longitudinal screw trunk
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Molding Of Porous Articles (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11443774A JPS5621589B2 (cg-RX-API-DMAC7.html) | 1974-10-04 | 1974-10-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11443774A JPS5621589B2 (cg-RX-API-DMAC7.html) | 1974-10-04 | 1974-10-04 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5141066A JPS5141066A (cg-RX-API-DMAC7.html) | 1976-04-06 |
| JPS5621589B2 true JPS5621589B2 (cg-RX-API-DMAC7.html) | 1981-05-20 |
Family
ID=14637696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11443774A Expired JPS5621589B2 (cg-RX-API-DMAC7.html) | 1974-10-04 | 1974-10-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5621589B2 (cg-RX-API-DMAC7.html) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4393017A (en) * | 1981-06-18 | 1983-07-12 | The B. F. Goodrich Company | Apparatus and method for making foamed resin products |
| HUP1200156A2 (en) * | 2012-03-09 | 2013-09-30 | Furukawa Electric Co Ltd Chiyoda Ku | Equipment and method for producing microcellular plastics |
| JP6687271B1 (ja) * | 2019-03-25 | 2020-04-22 | 株式会社カツロン | 発泡樹脂押出装置 |
-
1974
- 1974-10-04 JP JP11443774A patent/JPS5621589B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5141066A (cg-RX-API-DMAC7.html) | 1976-04-06 |