DE288630C - - Google Patents
Info
- Publication number
- DE288630C DE288630C DENDAT288630D DE288630DA DE288630C DE 288630 C DE288630 C DE 288630C DE NDAT288630 D DENDAT288630 D DE NDAT288630D DE 288630D A DE288630D A DE 288630DA DE 288630 C DE288630 C DE 288630C
- Authority
- DE
- Germany
- Prior art keywords
- wedge
- sheet metal
- bent
- cavity
- placed against
- 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.)
- Active
Links
- 239000002184 metal Substances 0.000 claims 2
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/14—Lining predominantly with metal
- E21D11/34—Joints between vertical props and horizontal top bars
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
Description
Hierzu 1 Blatt Zeichnungen.
Claims (1)
- Patent-Anspruch:Aus Blech hergestellter nachgiebiger Streckengerüstschuh, gekennzeichnet durch zwei zu einer keilartig verlaufenden Höhlung aufgebogene Blechlappen (f), in welche ein gegen die Kappenstirn gelegter keilförmiger Druckblock (g) sich einschiebt.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE288630C true DE288630C (de) |
Family
ID=543738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT288630D Active DE288630C (de) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE288630C (de) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6350510B1 (en) | 1997-05-09 | 2002-02-26 | Widia Gmbh | Processing insert, and production of same |
-
0
- DE DENDAT288630D patent/DE288630C/de active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6350510B1 (en) | 1997-05-09 | 2002-02-26 | Widia Gmbh | Processing insert, and production of same |
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