FI844878L - KRAFTOEVERFOERINGSANORDNING, SAERSKILT VID UPPFAONGNING AV BORRSTAENGER. - Google Patents
KRAFTOEVERFOERINGSANORDNING, SAERSKILT VID UPPFAONGNING AV BORRSTAENGER.Info
- Publication number
- FI844878L FI844878L FI844878A FI844878A FI844878L FI 844878 L FI844878 L FI 844878L FI 844878 A FI844878 A FI 844878A FI 844878 A FI844878 A FI 844878A FI 844878 L FI844878 L FI 844878L
- Authority
- FI
- Finland
- Prior art keywords
- uppfaongning
- kraftoeverfoeringsanordning
- borrstaenger
- saerskilt
- vid
- Prior art date
Links
Landscapes
- Earth Drilling (AREA)
- Percussive Tools And Related Accessories (AREA)
Abstract
Arrangement for force transmission, in particular in underpinning drill rods. In order to be capable of safely taking up even large loads in a detachable connection between an elongate piece, in particular part of a drill rod, and a counter-support, the piece 10 has at least two support surfaces 8, 9 located at a distance from one another in the axial direction, and holding members 20, 22 which form an intermediate member between the piece 10 and the counter-support, holding surfaces 21, 23 corresponding to these support surfaces 8, 9 being located at a distance from one another. <IMAGE>
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ZA839490 | 1983-12-21 | ||
ZA8309490 | 1983-12-21 | ||
EP84107143A EP0147511B1 (en) | 1983-12-21 | 1984-06-22 | Apparatus for power transmission, in particular for receiving drill pipes |
EP84107143 | 1984-06-22 |
Publications (4)
Publication Number | Publication Date |
---|---|
FI844878A0 FI844878A0 (en) | 1984-12-11 |
FI844878L true FI844878L (en) | 1985-06-22 |
FI80945B FI80945B (en) | 1990-04-30 |
FI80945C FI80945C (en) | 1990-08-10 |
Family
ID=26091886
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI844878A FI80945C (en) | 1983-12-21 | 1984-12-11 | ANORDNING FOER ATT UPPBAERA EN BORRSTAONG PAO ETT MOTSTOED. |
Country Status (3)
Country | Link |
---|---|
AT (1) | ATE36901T1 (en) |
FI (1) | FI80945C (en) |
NO (1) | NO164430C (en) |
-
1984
- 1984-06-22 AT AT84107143T patent/ATE36901T1/en not_active IP Right Cessation
- 1984-12-11 FI FI844878A patent/FI80945C/en not_active IP Right Cessation
- 1984-12-12 NO NO84844991A patent/NO164430C/en unknown
Also Published As
Publication number | Publication date |
---|---|
ATE36901T1 (en) | 1988-09-15 |
FI80945B (en) | 1990-04-30 |
NO844991L (en) | 1985-06-24 |
NO164430C (en) | 1990-10-03 |
NO164430B (en) | 1990-06-25 |
FI80945C (en) | 1990-08-10 |
FI844878A0 (en) | 1984-12-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Patent lapsed | ||
MM | Patent lapsed |
Owner name: WIRTH MASCHINEN- UND BOHRGERAETE-FABRIK |