TWI308618B - - Google Patents
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- Publication number
- TWI308618B TWI308618B TW96114613A TW96114613A TWI308618B TW I308618 B TWI308618 B TW I308618B TW 96114613 A TW96114613 A TW 96114613A TW 96114613 A TW96114613 A TW 96114613A TW I308618 B TWI308618 B TW I308618B
- Authority
- TW
- Taiwan
- Prior art keywords
- screw
- cutting
- unit
- drill
- thread
- Prior art date
Links
- 238000005520 cutting process Methods 0.000 claims description 102
- 239000002184 metal Substances 0.000 claims description 45
- 229910052751 metal Inorganic materials 0.000 claims description 45
- 238000005553 drilling Methods 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 15
- 239000010935 stainless steel Substances 0.000 claims description 12
- 229910001220 stainless steel Inorganic materials 0.000 claims description 12
- 229910000975 Carbon steel Inorganic materials 0.000 claims description 7
- 239000010962 carbon steel Substances 0.000 claims description 7
- 238000005260 corrosion Methods 0.000 claims description 7
- 239000007769 metal material Substances 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 239000010931 gold Substances 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000006872 improvement Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- KJLPSBMDOIVXSN-UHFFFAOYSA-N 4-[4-[2-[4-(3,4-dicarboxyphenoxy)phenyl]propan-2-yl]phenoxy]phthalic acid Chemical compound C=1C=C(OC=2C=C(C(C(O)=O)=CC=2)C(O)=O)C=CC=1C(C)(C)C(C=C1)=CC=C1OC1=CC=C(C(O)=O)C(C(O)=O)=C1 KJLPSBMDOIVXSN-UHFFFAOYSA-N 0.000 description 1
- 244000025254 Cannabis sativa Species 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 241000237858 Gastropoda Species 0.000 description 1
- 206010036790 Productive cough Diseases 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000010273 cold forging Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 210000003802 sputum Anatomy 0.000 description 1
- 208000024794 sputum Diseases 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Drilling Tools (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW96114613A TW200842256A (en) | 2007-04-25 | 2007-04-25 | Screw for locking metallic material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW96114613A TW200842256A (en) | 2007-04-25 | 2007-04-25 | Screw for locking metallic material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| TW200842256A TW200842256A (en) | 2008-11-01 |
| TWI308618B true TWI308618B (https=) | 2009-04-11 |
Family
ID=44821900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW96114613A TW200842256A (en) | 2007-04-25 | 2007-04-25 | Screw for locking metallic material |
Country Status (1)
| Country | Link |
|---|---|
| TW (1) | TW200842256A (https=) |
-
2007
- 2007-04-25 TW TW96114613A patent/TW200842256A/zh not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| TW200842256A (en) | 2008-11-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MC4A | Revocation of granted patent |