BE520534A - - Google Patents
Info
- Publication number
- BE520534A BE520534A BE520534DA BE520534A BE 520534 A BE520534 A BE 520534A BE 520534D A BE520534D A BE 520534DA BE 520534 A BE520534 A BE 520534A
- Authority
- BE
- Belgium
- Prior art keywords
- thread
- lag screw
- conical
- lag
- core
- Prior art date
Links
- 239000002023 wood Substances 0.000 claims description 20
- 230000003247 decreasing effect Effects 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 230000007423 decrease Effects 0.000 claims description 4
- 238000005098 hot rolling Methods 0.000 claims description 3
- 230000004048 modification Effects 0.000 claims 1
- 238000012986 modification Methods 0.000 claims 1
- 230000006835 compression Effects 0.000 description 18
- 238000007906 compression Methods 0.000 description 18
- 230000000694 effects Effects 0.000 description 8
- 239000000463 material Substances 0.000 description 3
- 230000006866 deterioration Effects 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 241001669679 Eleotris Species 0.000 description 1
- 229920002522 Wood fibre Polymers 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000002025 wood fiber Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B9/00—Fastening rails on sleepers, or the like
- E01B9/02—Fastening rails, tie-plates, or chairs directly on sleepers or foundations; Means therefor
- E01B9/04—Fastening on wooden or concrete sleepers or on masonry without clamp members
- E01B9/10—Screws or bolts for sleepers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Connection Of Plates (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE520534A true BE520534A (enrdf_load_html_response) |
Family
ID=156379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE520534D BE520534A (enrdf_load_html_response) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE520534A (enrdf_load_html_response) |
-
0
- BE BE520534D patent/BE520534A/fr unknown
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