DE60323449D1 - Screw with primary and double-secondary thread - Google Patents
Screw with primary and double-secondary threadInfo
- Publication number
- DE60323449D1 DE60323449D1 DE60323449T DE60323449T DE60323449D1 DE 60323449 D1 DE60323449 D1 DE 60323449D1 DE 60323449 T DE60323449 T DE 60323449T DE 60323449 T DE60323449 T DE 60323449T DE 60323449 D1 DE60323449 D1 DE 60323449D1
- Authority
- DE
- Germany
- Prior art keywords
- primary
- double
- screw
- secondary thread
- thread
- 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
Classifications
-
- Y02T30/34—
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/323,265 US7458759B2 (en) | 2002-12-18 | 2002-12-18 | Threaded fastener with dual reinforcing leads for facilitating manufacture of the fastener, thread rolling die for forming the threaded fastener, and method of manufacturing the threaded fastener |
US43822803P | 2003-01-06 | 2003-01-06 | |
US10/413,751 US20040120791A1 (en) | 2002-12-18 | 2003-04-15 | Threaded fastener with dual reinforcing leads and improved substrate entry or lead end portion |
Publications (1)
Publication Number | Publication Date |
---|---|
DE60323449D1 true DE60323449D1 (en) | 2008-10-23 |
Family
ID=39768230
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60323449T Expired - Lifetime DE60323449D1 (en) | 2002-12-18 | 2003-12-18 | Screw with primary and double-secondary thread |
Country Status (2)
Country | Link |
---|---|
CA (1) | CA2678501C (en) |
DE (1) | DE60323449D1 (en) |
-
2003
- 2003-12-17 CA CA2678501A patent/CA2678501C/en not_active Expired - Lifetime
- 2003-12-18 DE DE60323449T patent/DE60323449D1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CA2678501A1 (en) | 2004-06-18 |
CA2678501C (en) | 2011-08-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |