BE387994A - - Google Patents
Info
- Publication number
- BE387994A BE387994A BE387994DA BE387994A BE 387994 A BE387994 A BE 387994A BE 387994D A BE387994D A BE 387994DA BE 387994 A BE387994 A BE 387994A
- Authority
- BE
- Belgium
- Prior art keywords
- allowing
- angles
- false
- ruler
- disturbing
- Prior art date
Links
- 238000006073 displacement reaction Methods 0.000 claims 1
- 230000012447 hatching Effects 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 claims 1
- 239000000463 material Substances 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 150000001768 cations Chemical class 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 230000003100 immobilizing effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B29/00—Holders for non-rotary cutting tools; Boring bars or boring heads; Accessories for tool holders
- B23B29/03—Boring heads
- B23B29/034—Boring heads with tools moving radially, e.g. for making chamfers or undercuttings
- B23B29/03432—Boring heads with tools moving radially, e.g. for making chamfers or undercuttings radially adjustable during manufacturing
- B23B29/03467—Boring heads with tools moving radially, e.g. for making chamfers or undercuttings radially adjustable during manufacturing by means of gears and racks
- B23B29/03471—Boring and facing heads
-
- 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
- B43L13/24—Devices for generating stepwise movements of drawing equipment, e.g. for hatching
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Securing Of Glass Panes Or The Like (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE387994A true BE387994A (2) |
Family
ID=56352
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE387994D BE387994A (2) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE387994A (2) |
-
0
- BE BE387994D patent/BE387994A/fr unknown
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