BE442629A - - Google Patents
Info
- Publication number
- BE442629A BE442629A BE442629DA BE442629A BE 442629 A BE442629 A BE 442629A BE 442629D A BE442629D A BE 442629DA BE 442629 A BE442629 A BE 442629A
- Authority
- BE
- Belgium
- Prior art keywords
- point
- rail
- wedges
- extended
- pointed
- Prior art date
Links
- 238000003466 welding Methods 0.000 claims description 2
- 239000000945 filler Substances 0.000 description 5
- 238000005452 bending Methods 0.000 description 3
- 230000002028 premature Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000007665 sagging Methods 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
- E01B7/00—Switches; Crossings
- E01B7/10—Frogs
- E01B7/12—Fixed frogs made of one part or composite
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE442629A true BE442629A (cs) |
Family
ID=99775
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE442629D BE442629A (cs) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE442629A (cs) |
-
0
- BE BE442629D patent/BE442629A/fr unknown
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