JPS61160917U - - Google Patents
Info
- Publication number
- JPS61160917U JPS61160917U JP1985043436U JP4343685U JPS61160917U JP S61160917 U JPS61160917 U JP S61160917U JP 1985043436 U JP1985043436 U JP 1985043436U JP 4343685 U JP4343685 U JP 4343685U JP S61160917 U JPS61160917 U JP S61160917U
- Authority
- JP
- Japan
- Prior art keywords
- flight
- passage area
- flights
- resin passage
- screw
- 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.)
- Granted
Links
- 230000010006 flight Effects 0.000 claims 2
- 239000011347 resin Substances 0.000 claims 2
- 229920005989 resin Polymers 0.000 claims 2
- 238000010137 moulding (plastic) Methods 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
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
- B29C48/63—Screws having sections without mixing elements or threads, i.e. having cylinder shaped sections
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985043436U JPH0344508Y2 (un) | 1985-03-26 | 1985-03-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985043436U JPH0344508Y2 (un) | 1985-03-26 | 1985-03-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61160917U true JPS61160917U (un) | 1986-10-06 |
| JPH0344508Y2 JPH0344508Y2 (un) | 1991-09-19 |
Family
ID=30555100
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985043436U Expired JPH0344508Y2 (un) | 1985-03-26 | 1985-03-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0344508Y2 (un) |
-
1985
- 1985-03-26 JP JP1985043436U patent/JPH0344508Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0344508Y2 (un) | 1991-09-19 |