SU582406A1 - Connection between cap and mine roof support section prop - Google Patents
Connection between cap and mine roof support section propInfo
- Publication number
- SU582406A1 SU582406A1 SU7602313422A SU2313422A SU582406A1 SU 582406 A1 SU582406 A1 SU 582406A1 SU 7602313422 A SU7602313422 A SU 7602313422A SU 2313422 A SU2313422 A SU 2313422A SU 582406 A1 SU582406 A1 SU 582406A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- connection
- cap
- support section
- roof support
- mine roof
- Prior art date
Links
Landscapes
- Structure Of Emergency Protection For Nuclear Reactors (AREA)
Description
(54) СОЕДИНЕНИЕ ПЕРЕКРЫТИЯ СО СТОЙКОЙ СЕКЦИИ(54) CONNECTION OF THE CLOSING WITH A RESISTANT SECTION
ШАХТНОЙ КРЕПИMINE SHAFT
дохранительный узел, отличающеес тем, что, с целью повышени эксплуатационной надежности путем обеспечени расширени пределов подвижности перекрыти и передачи усилий гидростойки опорной п те перекрыти по ее периметру, предохранительный узел выполнен из разрезного фигурного кольца, дл установки которого в опорной п те выполнен кольцевой паз, и планки, котора прикреплена к опорной п те и имеет кольцевой выступ, расположенный внутри разрезного фигурного кольца.a safety node, characterized in that, in order to increase operational reliability by ensuring the expansion of the overlap mobility limits and the transmission of hydraulic forces, the support plate is blocked along its perimeter, the safety node is made of a split shaped ring, for which an annular groove is made in the support plate, and a strap that is attached to the support heel and has an annular protrusion located inside the split shaped ring.
Источники информации, прин тые во внимание при экспертизеSources of information taken into account in the examination
1.Авторское свидетельство № 449159, кл. Е 21D 23/04, 1974.1. Author's certificate No. 449159, cl. E 21 D 23/04, 1974.
2.Патент Франции № 2078268, кл. Е 21D 17/00, опубл. 197.1.2. The patent of France No. 2078268, cl. E 21D 17/00, publ. 197.1.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU7602313422A SU582406A1 (en) | 1976-01-08 | 1976-01-08 | Connection between cap and mine roof support section prop |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU7602313422A SU582406A1 (en) | 1976-01-08 | 1976-01-08 | Connection between cap and mine roof support section prop |
Publications (1)
Publication Number | Publication Date |
---|---|
SU582406A1 true SU582406A1 (en) | 1977-11-30 |
Family
ID=20645303
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SU7602313422A SU582406A1 (en) | 1976-01-08 | 1976-01-08 | Connection between cap and mine roof support section prop |
Country Status (1)
Country | Link |
---|---|
SU (1) | SU582406A1 (en) |
-
1976
- 1976-01-08 SU SU7602313422A patent/SU582406A1/en active
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