JPS50119861A - - Google Patents
Info
- Publication number
- JPS50119861A JPS50119861A JP49026193A JP2619374A JPS50119861A JP S50119861 A JPS50119861 A JP S50119861A JP 49026193 A JP49026193 A JP 49026193A JP 2619374 A JP2619374 A JP 2619374A JP S50119861 A JPS50119861 A JP S50119861A
- 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
- B29C48/53—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
-
- 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
- B29C48/52—Screws with an outer diameter varying along the longitudinal axis, e.g. for obtaining different thread clearance
- B29C48/525—Conical screws
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 |
|---|---|---|---|
| JP49026193A JPS50119861A (OSRAM) | 1974-03-08 | 1974-03-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP49026193A JPS50119861A (OSRAM) | 1974-03-08 | 1974-03-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS50119861A true JPS50119861A (OSRAM) | 1975-09-19 |
Family
ID=12186646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP49026193A Pending JPS50119861A (OSRAM) | 1974-03-08 | 1974-03-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS50119861A (OSRAM) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS597828U (ja) * | 1982-07-05 | 1984-01-19 | 富士電機株式会社 | 廃プラスチツク固化装置 |
| JP2008014446A (ja) * | 2006-07-07 | 2008-01-24 | Nippon Thompson Co Ltd | 小型直動案内ユニット |
-
1974
- 1974-03-08 JP JP49026193A patent/JPS50119861A/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS597828U (ja) * | 1982-07-05 | 1984-01-19 | 富士電機株式会社 | 廃プラスチツク固化装置 |
| JP2008014446A (ja) * | 2006-07-07 | 2008-01-24 | Nippon Thompson Co Ltd | 小型直動案内ユニット |