JPS6337271Y2 - - Google Patents
Info
- Publication number
- JPS6337271Y2 JPS6337271Y2 JP1981038407U JP3840781U JPS6337271Y2 JP S6337271 Y2 JPS6337271 Y2 JP S6337271Y2 JP 1981038407 U JP1981038407 U JP 1981038407U JP 3840781 U JP3840781 U JP 3840781U JP S6337271 Y2 JPS6337271 Y2 JP S6337271Y2
- Authority
- JP
- Japan
- Prior art keywords
- cam
- extrusion mechanism
- cylinder
- outer cylinder
- core extrusion
- 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.)
- Expired
Links
- 238000001125 extrusion Methods 0.000 claims description 42
- 230000002093 peripheral effect Effects 0.000 claims description 9
- 229920003002 synthetic resin Polymers 0.000 claims description 7
- 239000000057 synthetic resin Substances 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 1
- 238000012840 feeding operation Methods 0.000 description 1
- 231100000989 no adverse effect Toxicity 0.000 description 1
Landscapes
- Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1981038407U JPS6337271Y2 (US06582424-20030624-M00016.png) | 1981-03-19 | 1981-03-19 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1981038407U JPS6337271Y2 (US06582424-20030624-M00016.png) | 1981-03-19 | 1981-03-19 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS57151782U JPS57151782U (US06582424-20030624-M00016.png) | 1982-09-24 |
JPS6337271Y2 true JPS6337271Y2 (US06582424-20030624-M00016.png) | 1988-10-03 |
Family
ID=29835562
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1981038407U Expired JPS6337271Y2 (US06582424-20030624-M00016.png) | 1981-03-19 | 1981-03-19 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6337271Y2 (US06582424-20030624-M00016.png) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2514924Y2 (ja) * | 1991-09-30 | 1996-10-23 | 株式会社 壽 | 筆記具 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5434669U (US06582424-20030624-M00016.png) * | 1977-08-09 | 1979-03-07 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS493625U (US06582424-20030624-M00016.png) * | 1972-04-13 | 1974-01-12 |
-
1981
- 1981-03-19 JP JP1981038407U patent/JPS6337271Y2/ja not_active Expired
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5434669U (US06582424-20030624-M00016.png) * | 1977-08-09 | 1979-03-07 |
Also Published As
Publication number | Publication date |
---|---|
JPS57151782U (US06582424-20030624-M00016.png) | 1982-09-24 |