JPH034039B2 - - Google Patents
Info
- Publication number
- JPH034039B2 JPH034039B2 JP25386084A JP25386084A JPH034039B2 JP H034039 B2 JPH034039 B2 JP H034039B2 JP 25386084 A JP25386084 A JP 25386084A JP 25386084 A JP25386084 A JP 25386084A JP H034039 B2 JPH034039 B2 JP H034039B2
- Authority
- JP
- Japan
- Prior art keywords
- lead
- core
- pen
- holder
- drawing surface
- 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
- 238000013459 approach Methods 0.000 claims description 5
- 239000000758 substrate Substances 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 3
- 230000003028 elevating effect Effects 0.000 description 12
- 230000007423 decrease Effects 0.000 description 9
- 230000005284 excitation Effects 0.000 description 9
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 239000012780 transparent material Substances 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
Landscapes
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP25386084A JPS61132394A (ja) | 1984-11-30 | 1984-11-30 | 自動製図機の芯なし検出装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP25386084A JPS61132394A (ja) | 1984-11-30 | 1984-11-30 | 自動製図機の芯なし検出装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61132394A JPS61132394A (ja) | 1986-06-19 |
| JPH034039B2 true JPH034039B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1991-01-22 |
Family
ID=17257134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP25386084A Granted JPS61132394A (ja) | 1984-11-30 | 1984-11-30 | 自動製図機の芯なし検出装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61132394A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0785954B2 (ja) * | 1989-03-15 | 1995-09-20 | 武藤工業株式会社 | Ｘ―ｙプロッタにおける筆記芯自動供給装置 |
| JP2857799B2 (ja) * | 1990-08-28 | 1999-02-17 | 武藤工業 株式会社 | プロッタにおける自動給芯装置 |
-
1984
- 1984-11-30 JP JP25386084A patent/JPS61132394A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61132394A (ja) | 1986-06-19 |