JPS5648504Y2 - - Google Patents
Info
- Publication number
- JPS5648504Y2 JPS5648504Y2 JP1978132771U JP13277178U JPS5648504Y2 JP S5648504 Y2 JPS5648504 Y2 JP S5648504Y2 JP 1978132771 U JP1978132771 U JP 1978132771U JP 13277178 U JP13277178 U JP 13277178U JP S5648504 Y2 JPS5648504 Y2 JP S5648504Y2
- 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
- B29C48/67—Screws having incorporated mixing devices not provided for in groups B29C48/52 - B29C48/66
-
- 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
- B29C48/535—Screws with thread pitch varying along the longitudinal axis
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1978132771U JPS5648504Y2 (en) | 1978-09-26 | 1978-09-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1978132771U JPS5648504Y2 (en) | 1978-09-26 | 1978-09-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5549920U JPS5549920U (en) | 1980-04-01 |
| JPS5648504Y2 true JPS5648504Y2 (en) | 1981-11-12 |
Family
ID=29100627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1978132771U Expired JPS5648504Y2 (en) | 1978-09-26 | 1978-09-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5648504Y2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60190500U (en) * | 1984-05-29 | 1985-12-17 | アイダエンジニアリング株式会社 | Lubricating device in drive unit of press machine |
| JPH02224896A (en) * | 1989-02-28 | 1990-09-06 | Amada Co Ltd | Driving device for mechanical press |
-
1978
- 1978-09-26 JP JP1978132771U patent/JPS5648504Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5549920U (en) | 1980-04-01 |