JPH0152169B2 - - Google Patents
Info
- Publication number
- JPH0152169B2 JPH0152169B2 JP59268013A JP26801384A JPH0152169B2 JP H0152169 B2 JPH0152169 B2 JP H0152169B2 JP 59268013 A JP59268013 A JP 59268013A JP 26801384 A JP26801384 A JP 26801384A JP H0152169 B2 JPH0152169 B2 JP H0152169B2
- Authority
- JP
- Japan
- Prior art keywords
- flight
- sub
- screw
- main
- height
- Prior art date
- 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
- B29C48/03—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)
- 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 |
---|---|---|---|
JP59268013A JPS61144326A (ja) | 1984-12-19 | 1984-12-19 | プラスチツク成形用スクリユ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP59268013A JPS61144326A (ja) | 1984-12-19 | 1984-12-19 | プラスチツク成形用スクリユ |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS61144326A JPS61144326A (ja) | 1986-07-02 |
JPH0152169B2 true JPH0152169B2 (enrdf_load_stackoverflow) | 1989-11-08 |
Family
ID=17452689
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP59268013A Granted JPS61144326A (ja) | 1984-12-19 | 1984-12-19 | プラスチツク成形用スクリユ |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS61144326A (enrdf_load_stackoverflow) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63122513A (ja) * | 1986-11-13 | 1988-05-26 | Toshiba Mach Co Ltd | 射出成形用高分散スクリユ |
US5071256A (en) * | 1990-07-09 | 1991-12-10 | Spirex Corporation | Extruder injection apparatus and method |
JP3170757B2 (ja) * | 1990-08-31 | 2001-05-28 | 東芝機械株式会社 | バリヤスクリュ |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5780037A (en) * | 1980-11-05 | 1982-05-19 | Mitsubishi Heavy Ind Ltd | High degree kneading type screw |
JPS5817122U (ja) * | 1981-07-25 | 1983-02-02 | 三菱重工業株式会社 | スクリユ |
-
1984
- 1984-12-19 JP JP59268013A patent/JPS61144326A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS61144326A (ja) | 1986-07-02 |