SU612038A1 - Asymmetric arched hinged compressible roof support - Google Patents
Asymmetric arched hinged compressible roof supportInfo
- Publication number
- SU612038A1 SU612038A1 SU742053497A SU2053497A SU612038A1 SU 612038 A1 SU612038 A1 SU 612038A1 SU 742053497 A SU742053497 A SU 742053497A SU 2053497 A SU2053497 A SU 2053497A SU 612038 A1 SU612038 A1 SU 612038A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- compressible
- hinged
- roof support
- arched
- asymmetric
- Prior art date
Links
Landscapes
- Retarders (AREA)
- Stringed Musical Instruments (AREA)
- Indole Compounds (AREA)
Description
Крепь работаетгсиедующнм образом.The support works in the following manner.
Край со стороны выработанного пространс тва опускаетс значительно больше, чем у массива. Срабатывает замок 3, верх, н к 1 спускаетс и поворачиваетс вокруг шарнира 5.The edge from the side of the developed area drops significantly more than that of the array. Lock 3 is triggered, top, down to 1 is lowered and turned around hinge 5.
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU742053497A SU612038A1 (en) | 1974-08-12 | 1974-08-12 | Asymmetric arched hinged compressible roof support |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU742053497A SU612038A1 (en) | 1974-08-12 | 1974-08-12 | Asymmetric arched hinged compressible roof support |
Publications (1)
Publication Number | Publication Date |
---|---|
SU612038A1 true SU612038A1 (en) | 1978-06-25 |
Family
ID=20594060
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SU742053497A SU612038A1 (en) | 1974-08-12 | 1974-08-12 | Asymmetric arched hinged compressible roof support |
Country Status (1)
Country | Link |
---|---|
SU (1) | SU612038A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112832802A (en) * | 2021-03-04 | 2021-05-25 | 淮北市平远软岩支护工程技术有限公司 | Large-bottom plate supporting structure and method for asymmetric pressure |
-
1974
- 1974-08-12 SU SU742053497A patent/SU612038A1/en active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112832802A (en) * | 2021-03-04 | 2021-05-25 | 淮北市平远软岩支护工程技术有限公司 | Large-bottom plate supporting structure and method for asymmetric pressure |
CN112832802B (en) * | 2021-03-04 | 2022-03-01 | 淮北市平远软岩支护工程技术有限公司 | Large-bottom plate supporting structure and method for asymmetric pressure |
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