JPS48102165A - - Google Patents
Info
- Publication number
- JPS48102165A JPS48102165A JP47034902A JP3490272A JPS48102165A JP S48102165 A JPS48102165 A JP S48102165A JP 47034902 A JP47034902 A JP 47034902A JP 3490272 A JP3490272 A JP 3490272A JP S48102165 A JPS48102165 A JP S48102165A
- 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
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- 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
- B29C48/535—Screws with thread pitch varying along the longitudinal axis
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 |
---|---|---|---|
JP47034902A JPS48102165A (pt) | 1972-04-07 | 1972-04-07 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP47034902A JPS48102165A (pt) | 1972-04-07 | 1972-04-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS48102165A true JPS48102165A (pt) | 1973-12-22 |
Family
ID=12427104
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP47034902A Pending JPS48102165A (pt) | 1972-04-07 | 1972-04-07 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS48102165A (pt) |
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1972
- 1972-04-07 JP JP47034902A patent/JPS48102165A/ja active Pending