JPS567863B2 - - Google Patents
Info
- Publication number
- JPS567863B2 JPS567863B2 JP3297074A JP3297074A JPS567863B2 JP S567863 B2 JPS567863 B2 JP S567863B2 JP 3297074 A JP3297074 A JP 3297074A JP 3297074 A JP3297074 A JP 3297074A JP S567863 B2 JPS567863 B2 JP S567863B2
- 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
- B29C48/62—Screws characterised by the shape of the thread channel, e.g. U-shaped
-
- 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
- B29C48/565—Screws having projections other than the thread, e.g. pins
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 |
---|---|---|---|
JP3297074A JPS567863B2 (US08197722-20120612-C00042.png) | 1974-03-23 | 1974-03-23 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3297074A JPS567863B2 (US08197722-20120612-C00042.png) | 1974-03-23 | 1974-03-23 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS50126066A JPS50126066A (US08197722-20120612-C00042.png) | 1975-10-03 |
JPS567863B2 true JPS567863B2 (US08197722-20120612-C00042.png) | 1981-02-20 |
Family
ID=12373746
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3297074A Expired JPS567863B2 (US08197722-20120612-C00042.png) | 1974-03-23 | 1974-03-23 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS567863B2 (US08197722-20120612-C00042.png) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6212761Y2 (US08197722-20120612-C00042.png) * | 1981-08-25 | 1987-04-02 | ||
FR2978934A1 (fr) * | 2011-08-09 | 2013-02-15 | Rms Equipment Llc | Vis d'extrudeuse du type a saillies |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5553543A (en) * | 1978-10-15 | 1980-04-19 | Matsushita Electric Works Ltd | Screw for synthetic resin molding machine |
US9011131B2 (en) | 2010-03-11 | 2015-04-21 | Rms Equipment Llc | Lug type extruder screw |
US10532490B2 (en) * | 2016-04-06 | 2020-01-14 | Davis-Standard, Llc | Plasticating apparatus screw having grooves of varying angles and depths |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3762693A (en) * | 1971-04-13 | 1973-10-02 | Western Electric Co | Methods of and apparatus for advancing and working thermoplastic materials |
JPS48100479A (US08197722-20120612-C00042.png) * | 1972-04-01 | 1973-12-18 |
-
1974
- 1974-03-23 JP JP3297074A patent/JPS567863B2/ja not_active Expired
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3762693A (en) * | 1971-04-13 | 1973-10-02 | Western Electric Co | Methods of and apparatus for advancing and working thermoplastic materials |
JPS48100479A (US08197722-20120612-C00042.png) * | 1972-04-01 | 1973-12-18 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6212761Y2 (US08197722-20120612-C00042.png) * | 1981-08-25 | 1987-04-02 | ||
FR2978934A1 (fr) * | 2011-08-09 | 2013-02-15 | Rms Equipment Llc | Vis d'extrudeuse du type a saillies |
Also Published As
Publication number | Publication date |
---|---|
JPS50126066A (US08197722-20120612-C00042.png) | 1975-10-03 |