BE565605A - - Google Patents
Info
- Publication number
- BE565605A BE565605A BE565605DA BE565605A BE 565605 A BE565605 A BE 565605A BE 565605D A BE565605D A BE 565605DA BE 565605 A BE565605 A BE 565605A
- Authority
- BE
- Belgium
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
- E21C35/18—Mining picks; Holders therefor
- E21C35/19—Means for fixing picks or holders
- E21C35/193—Means for fixing picks or holders using bolts as main fixing elements
- E21C35/1936—Means for fixing picks or holders using bolts as main fixing elements the picks having a square- or rectangular-section shank
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2941789X | 1957-03-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE565605A true BE565605A (en) |
Family
ID=10918254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE565605D BE565605A (en) | 1957-03-16 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2941789A (en) |
| BE (1) | BE565605A (en) |
| FR (1) | FR1194513A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19908656C1 (en) * | 1999-02-27 | 2000-08-31 | Wirtgen Gmbh | Chisel holder changing system |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1556992A (en) * | 1919-03-06 | 1925-10-13 | Sullivan Machinery Co | Cutter chain |
| US1999193A (en) * | 1930-04-17 | 1935-04-30 | Sullivan Machinery Co | Cutter chain |
| GB422294A (en) * | 1933-10-09 | 1935-01-09 | Austin Hopkinson | Improvements in or relating to coal and like cutting machines |
| US2569584A (en) * | 1941-11-06 | 1951-10-02 | Austin Hoy & Company Ltd | Coal-cutter chain |
| US2700189A (en) * | 1951-12-05 | 1955-01-25 | Mick William | Picker bar and tooth assembly |
-
0
- BE BE565605D patent/BE565605A/xx unknown
-
1958
- 1958-02-14 US US715389A patent/US2941789A/en not_active Expired - Lifetime
- 1958-03-07 FR FR1194513D patent/FR1194513A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1194513A (en) | 1959-11-10 |
| US2941789A (en) | 1960-06-21 |