JP4462612B2 - ラグスクリュー - Google Patents
ラグスクリュー Download PDFInfo
- Publication number
- JP4462612B2 JP4462612B2 JP2004171588A JP2004171588A JP4462612B2 JP 4462612 B2 JP4462612 B2 JP 4462612B2 JP 2004171588 A JP2004171588 A JP 2004171588A JP 2004171588 A JP2004171588 A JP 2004171588A JP 4462612 B2 JP4462612 B2 JP 4462612B2
- Authority
- JP
- Japan
- Prior art keywords
- screw
- wood
- tip
- lag screw
- screwed
- 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 - Lifetime
Links
- 239000002023 wood Substances 0.000 claims description 32
- 229920002522 Wood fibre Polymers 0.000 claims description 5
- 239000002025 wood fiber Substances 0.000 claims description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000007373 indentation Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
Images
Landscapes
- Joining Of Building Structures In Genera (AREA)
- Connection Of Plates (AREA)
Description
1 スクリュー本体
2 ガイド軸
3 頭部
4 軸部
5 ネジ山
6 木材
7 下穴
8 切欠部
9 凹部(雌ネジ)
10 工具取付部
11 凸部(雄ネジ)
12 窪み部
Claims (2)
- 木材(6)にあけた下穴(7)にネジ込むラグスクリュー(S)であって、
スクリュー本体(1)のネジ山(5)の先部には、後方に向かって徐々に外径が大きくなるテーパー状の先端部(T)が一回り以下の範囲に形成してあり、該先端部(T)の外周に木材の繊維を切断するV字状の切欠部(8)を螺旋方向に間隔をあけて複数設けていることを特徴とするラグスクリュー。 - 貫通する下穴(7)の全長にスクリュー本体(1)の全長を合わせると共に、下穴(7)に差し込むガイド軸(2)をスクリュー本体(1)の軸部(4)の先に着脱可能に取り付け、ガイド軸(2)の末端には凸部(11)を突出し、軸部(4)先端には凸部が嵌り込む凹部(9)をあけてあることを特徴とする請求項1記載のラグスクリュー。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004171588A JP4462612B2 (ja) | 2004-06-09 | 2004-06-09 | ラグスクリュー |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004171588A JP4462612B2 (ja) | 2004-06-09 | 2004-06-09 | ラグスクリュー |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005351342A JP2005351342A (ja) | 2005-12-22 |
JP4462612B2 true JP4462612B2 (ja) | 2010-05-12 |
Family
ID=35585984
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004171588A Expired - Lifetime JP4462612B2 (ja) | 2004-06-09 | 2004-06-09 | ラグスクリュー |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4462612B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102006034584A1 (de) | 2006-07-26 | 2008-01-31 | Ejot Gmbh & Co. Kg | Loch- und gewindeformende Schraube |
-
2004
- 2004-06-09 JP JP2004171588A patent/JP4462612B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JP2005351342A (ja) | 2005-12-22 |
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