JPS4950059A - - Google Patents
Info
- Publication number
- JPS4950059A JPS4950059A JP48057630A JP5763073A JPS4950059A JP S4950059 A JPS4950059 A JP S4950059A JP 48057630 A JP48057630 A JP 48057630A JP 5763073 A JP5763073 A JP 5763073A JP S4950059 A JPS4950059 A JP S4950059A
- 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
- B29C48/62—Screws characterised by the shape of the thread channel, e.g. U-shaped
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2456572 | 1972-05-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4950059A true JPS4950059A (en) | 1974-05-15 |
Family
ID=10213637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP48057630A Pending JPS4950059A (en) | 1972-05-25 | 1973-05-23 |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS4950059A (en) |
| DE (1) | DE2326858A1 (en) |
| FR (1) | FR2185484A1 (en) |
| IT (1) | IT990578B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10532490B2 (en) * | 2016-04-06 | 2020-01-14 | Davis-Standard, Llc | Plasticating apparatus screw having grooves of varying angles and depths |
-
1973
- 1973-05-23 IT IT24446/73A patent/IT990578B/en active
- 1973-05-23 JP JP48057630A patent/JPS4950059A/ja active Pending
- 1973-05-24 FR FR7318884A patent/FR2185484A1/en active Granted
- 1973-05-25 DE DE2326858A patent/DE2326858A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2185484B3 (en) | 1976-05-14 |
| IT990578B (en) | 1975-07-10 |
| DE2326858A1 (en) | 1973-12-06 |
| FR2185484A1 (en) | 1974-01-04 |