DE764761C - Chisel tip for breakers - Google Patents
Chisel tip for breakersInfo
- Publication number
- DE764761C DE764761C DEW112912D DEW0112912D DE764761C DE 764761 C DE764761 C DE 764761C DE W112912 D DEW112912 D DE W112912D DE W0112912 D DEW0112912 D DE W0112912D DE 764761 C DE764761 C DE 764761C
- Authority
- DE
- Germany
- Prior art keywords
- wedge
- chisel
- tip
- breakers
- chisel tip
- 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
Links
- 238000010276 construction Methods 0.000 claims description 2
- 239000003245 coal Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000011324 bead Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000035876 healing Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C37/00—Other methods or devices for dislodging with or without loading
- E21C37/02—Other methods or devices for dislodging with or without loading by wedges
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Percussive Tools And Related Accessories (AREA)
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEW112912D DE764761C (en) | 1943-03-30 | 1943-03-30 | Chisel tip for breakers |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEW112912D DE764761C (en) | 1943-03-30 | 1943-03-30 | Chisel tip for breakers |
Publications (1)
Publication Number | Publication Date |
---|---|
DE764761C true DE764761C (en) | 1953-05-18 |
Family
ID=7617190
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DEW112912D Expired DE764761C (en) | 1943-03-30 | 1943-03-30 | Chisel tip for breakers |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE764761C (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0156789A1 (en) * | 1984-02-28 | 1985-10-02 | Vereinigte Edelstahlwerke Aktiengesellschaft (Vew) | Rock breaking tool |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE169936C (en) * | ||||
US740906A (en) * | 1902-07-22 | 1903-10-06 | David Awst Owen | Rock-drill attachment. |
FR407617A (en) * | 1908-10-06 | 1910-03-07 | George Henry Rayner | Hand percussion instrument |
DE384099C (en) * | 1922-04-16 | 1923-10-26 | G Hausherr Maschf | Chisel arrangement for striking tools u. like |
US2021900A (en) * | 1933-06-05 | 1935-11-26 | Sullivan Machinery Co | Pick |
-
1943
- 1943-03-30 DE DEW112912D patent/DE764761C/en not_active Expired
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE169936C (en) * | ||||
US740906A (en) * | 1902-07-22 | 1903-10-06 | David Awst Owen | Rock-drill attachment. |
FR407617A (en) * | 1908-10-06 | 1910-03-07 | George Henry Rayner | Hand percussion instrument |
DE384099C (en) * | 1922-04-16 | 1923-10-26 | G Hausherr Maschf | Chisel arrangement for striking tools u. like |
US2021900A (en) * | 1933-06-05 | 1935-11-26 | Sullivan Machinery Co | Pick |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0156789A1 (en) * | 1984-02-28 | 1985-10-02 | Vereinigte Edelstahlwerke Aktiengesellschaft (Vew) | Rock breaking tool |
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