JPS50134353U - - Google Patents
Info
- Publication number
- JPS50134353U JPS50134353U JP1974044781U JP4478174U JPS50134353U JP S50134353 U JPS50134353 U JP S50134353U JP 1974044781 U JP1974044781 U JP 1974044781U JP 4478174 U JP4478174 U JP 4478174U JP S50134353 U JPS50134353 U JP S50134353U
- 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
- B29C48/375—Plasticisers, homogenisers or feeders comprising two or more stages
- B29C48/385—Plasticisers, homogenisers or feeders comprising two or more stages using two or more serially arranged screws in separate barrels
-
- 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)
- 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 |
---|---|---|---|
JP1974044781U JPS50134353U (enrdf_load_stackoverflow) | 1974-04-22 | 1974-04-22 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1974044781U JPS50134353U (enrdf_load_stackoverflow) | 1974-04-22 | 1974-04-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS50134353U true JPS50134353U (enrdf_load_stackoverflow) | 1975-11-05 |
Family
ID=28178286
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1974044781U Pending JPS50134353U (enrdf_load_stackoverflow) | 1974-04-22 | 1974-04-22 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS50134353U (enrdf_load_stackoverflow) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB997608A (en) * | 1962-07-16 | 1965-07-07 | Crompton & Knowles Corp | Apparatus for and method of feeding stock into an extruder |
GB1195945A (en) * | 1967-04-14 | 1970-06-24 | Midland Ross Corp | Feeder for Auger-Type Extruder. |
-
1974
- 1974-04-22 JP JP1974044781U patent/JPS50134353U/ja active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB997608A (en) * | 1962-07-16 | 1965-07-07 | Crompton & Knowles Corp | Apparatus for and method of feeding stock into an extruder |
GB1195945A (en) * | 1967-04-14 | 1970-06-24 | Midland Ross Corp | Feeder for Auger-Type Extruder. |