CS167372B2 - - Google Patents
Info
- Publication number
- CS167372B2 CS167372B2 CS94373A CS94373A CS167372B2 CS 167372 B2 CS167372 B2 CS 167372B2 CS 94373 A CS94373 A CS 94373A CS 94373 A CS94373 A CS 94373A CS 167372 B2 CS167372 B2 CS 167372B2
- Authority
- CS
- Czechoslovakia
Links
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C11/00—Pivots; Pivotal connections
- F16C11/04—Pivotal connections
- F16C11/06—Ball-joints; Other joints having more than one degree of angular freedom, i.e. universal joints
- F16C11/0604—Construction of the male part
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/50—Component parts or details of props
- E21D15/54—Details of the ends of props
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D17/00—Caps for supporting mine roofs
- E21D17/10—Details of mine caps for engaging the tops of pit-props, with or without retaining-plates; Retaining-plates
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)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Pivots And Pivotal Connections (AREA)
- Emergency Lowering Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19722244312 DE2244312C3 (de) | 1972-09-09 | 1972-09-09 | Gelenkverbindung zwischen Kappe und Stempel eines Grubenausbaugliedes |
Publications (1)
Publication Number | Publication Date |
---|---|
CS167372B2 true CS167372B2 (US07909888-20110322-C00008.png) | 1976-04-29 |
Family
ID=5855888
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CS94373A CS167372B2 (US07909888-20110322-C00008.png) | 1972-09-09 | 1973-02-08 |
Country Status (5)
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2505925A1 (fr) * | 1981-05-12 | 1982-11-19 | Alsace Mines Potasse | Dispositif mecanique de liaison entre tete ou pied d'etancon et embase ou chapeau des piles de soutenement |
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0
- BE BE795621D patent/BE795621A/xx not_active IP Right Cessation
-
1972
- 1972-09-09 DE DE19722244312 patent/DE2244312C3/de not_active Expired
-
1973
- 1973-01-31 SU SU1877215A patent/SU466674A3/ru active
- 1973-02-07 FR FR7304263A patent/FR2199055B1/fr not_active Expired
- 1973-02-08 CS CS94373A patent/CS167372B2/cs unknown
Also Published As
Publication number | Publication date |
---|---|
DE2244312B2 (de) | 1979-03-08 |
DE2244312A1 (de) | 1974-03-21 |
FR2199055A1 (US07909888-20110322-C00008.png) | 1974-04-05 |
FR2199055B1 (US07909888-20110322-C00008.png) | 1982-07-30 |
BE795621A (fr) | 1973-06-18 |
SU466674A3 (ru) | 1975-04-05 |
AU5974073A (en) | 1975-03-06 |
DE2244312C3 (de) | 1979-10-31 |