JPS5993397A - 自動芯送り式筆記具 - Google Patents
自動芯送り式筆記具Info
- Publication number
- JPS5993397A JPS5993397A JP14393383A JP14393383A JPS5993397A JP S5993397 A JPS5993397 A JP S5993397A JP 14393383 A JP14393383 A JP 14393383A JP 14393383 A JP14393383 A JP 14393383A JP S5993397 A JPS5993397 A JP S5993397A
- Authority
- JP
- Japan
- Prior art keywords
- writing instrument
- core
- lead
- brake
- axial
- 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
- 230000006835 compression Effects 0.000 claims description 62
- 238000007906 compression Methods 0.000 claims description 62
- 238000003825 pressing Methods 0.000 claims description 35
- 239000004575 stone Substances 0.000 claims description 29
- 238000005096 rolling process Methods 0.000 claims description 12
- 238000003780 insertion Methods 0.000 claims description 11
- 230000037431 insertion Effects 0.000 claims description 11
- 230000000694 effects Effects 0.000 claims description 6
- 230000001629 suppression Effects 0.000 claims description 6
- 230000004323 axial length Effects 0.000 claims description 4
- 230000005484 gravity Effects 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 description 9
- 230000000452 restraining effect Effects 0.000 description 7
- 238000003860 storage Methods 0.000 description 6
- 238000010276 construction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- 241000208195 Buxaceae Species 0.000 description 1
- 240000008620 Fagopyrum esculentum Species 0.000 description 1
- 235000009419 Fagopyrum esculentum Nutrition 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010494 dissociation reaction Methods 0.000 description 1
- 230000005593 dissociations Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L13/00—Drawing instruments, or writing or drawing appliances or accessories not otherwise provided for
- B43L13/02—Draughting machines or drawing devices for keeping parallelism
- B43L13/022—Draughting machines or drawing devices for keeping parallelism automatic
- B43L13/024—Drawing heads therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K21/00—Propelling pencils
- B43K21/02—Writing-core feeding mechanisms
- B43K21/027—Writing-core feeding mechanisms with sliding tubelike writing-core guide
Landscapes
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3229497.2 | 1982-08-07 | ||
DE19823229497 DE3229497C2 (de) | 1982-08-07 | 1982-08-07 | Feinminenstift mit selbsttätigem Minenvorschub |
DE3314452.4 | 1983-04-21 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5993397A true JPS5993397A (ja) | 1984-05-29 |
JPH0261399B2 JPH0261399B2 (enrdf_load_stackoverflow) | 1990-12-19 |
Family
ID=6170349
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP14393383A Granted JPS5993397A (ja) | 1982-08-07 | 1983-08-08 | 自動芯送り式筆記具 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JPS5993397A (enrdf_load_stackoverflow) |
DE (1) | DE3229497C2 (enrdf_load_stackoverflow) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE8536766U1 (de) * | 1985-12-31 | 1987-02-05 | Fa. J.S. Staedtler, 8500 Nürnberg | Füllminenstift mit axial beweglichem Minenführungsrohr. |
EP0276362B1 (en) * | 1987-01-29 | 1990-12-05 | Pilot Precision Kabushiki Kaisha | Mechanical pencil with an automatically propelled lead |
JPH03776U (enrdf_load_stackoverflow) * | 1989-05-27 | 1991-01-08 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3424535A (en) * | 1966-10-18 | 1969-01-28 | Konstantin F Schischkow | Self-feeding pencil |
DE2153400A1 (de) * | 1971-10-27 | 1973-05-03 | Kemal Dipl Ing Butka | Fuellstifte fuer duenne bleiminen |
US3864046A (en) * | 1973-02-16 | 1975-02-04 | Kemal Butka | Mechanical pencil, especially for thin leads |
DE2611608B2 (de) * | 1976-03-19 | 1979-05-23 | Fa. A.W. Faber-Castell, 8504 Stein | Fallminenstift mit durch Aufdrücken der Stiftspitze bewirktem Minenvorschub |
DE3032200C2 (de) * | 1980-08-27 | 1982-11-25 | Fa. J.S. Staedtler, 8500 Nürnberg | Füllbleistift mit beim Schreiben selbsttätig erfolgendem Minenvorschub |
-
1982
- 1982-08-07 DE DE19823229497 patent/DE3229497C2/de not_active Expired
-
1983
- 1983-08-08 JP JP14393383A patent/JPS5993397A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
DE3229497A1 (de) | 1984-02-09 |
JPH0261399B2 (enrdf_load_stackoverflow) | 1990-12-19 |
DE3229497C2 (de) | 1985-08-08 |
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