EA201290204A1 - Индикатор давления - Google Patents
Индикатор давленияInfo
- Publication number
- EA201290204A1 EA201290204A1 EA201290204A EA201290204A EA201290204A1 EA 201290204 A1 EA201290204 A1 EA 201290204A1 EA 201290204 A EA201290204 A EA 201290204A EA 201290204 A EA201290204 A EA 201290204A EA 201290204 A1 EA201290204 A1 EA 201290204A1
- Authority
- EA
- Eurasian Patent Office
- Prior art keywords
- pressure indicator
- fluid
- source
- pressure
- deformation
- Prior art date
Links
- 239000012530 fluid Substances 0.000 abstract 2
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
- E21D21/0026—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts
- E21D21/0033—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts having a jacket or outer tube
-
- 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
- E21D15/48—Chocks or the like
- E21D15/483—Chocks or the like made of flexible containers, e.g. inflatable, with or without reinforcement, e.g. filled with water, backfilling material or the like
-
- 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
- E21D15/51—Component parts or details of props specially adapted to hydraulic, pneumatic, or hydraulic-pneumatic props, e.g. arrangements of relief valves
- E21D15/512—Arrangement of valves
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
- E21D21/0026—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection characterised by constructional features of the bolts
- E21D21/0073—Anchoring-bolts having an inflatable sleeve, e.g. hollow sleeve expanded by a fluid
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
- E21D21/0093—Accessories
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Indication Of The Valve Opening Or Closing Status (AREA)
- Earth Drilling (AREA)
- Actuator (AREA)
- Valve Housings (AREA)
Abstract
Изобретение обеспечивает индикаторный механизм для гидравлического клапана гидравлически увеличиваемого устройства, содержащий корпус, который имеет канал, через который обеспечена возможность порождения текучей среды от источника во внутреннюю часть устройства и который выполнен с возможностью деформации, когда давление текучей среды от источника достигает предварительно установленного значения.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ZA200908237 | 2009-11-23 | ||
ZA200908830 | 2009-12-11 | ||
PCT/ZA2010/000074 WO2011063433A2 (en) | 2009-11-23 | 2010-11-23 | A pressure indicating device |
Publications (2)
Publication Number | Publication Date |
---|---|
EA201290204A1 true EA201290204A1 (ru) | 2012-11-30 |
EA029398B1 EA029398B1 (ru) | 2018-03-30 |
Family
ID=44060427
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EA201791638A EA201791638A1 (ru) | 2009-11-23 | 2010-11-23 | Гидравлический клапан для гидравлически расширяемой опоры |
EA201290204A EA029398B1 (ru) | 2009-11-23 | 2010-11-23 | Гидравлический клапан для гидравлически расширяемой опоры |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EA201791638A EA201791638A1 (ru) | 2009-11-23 | 2010-11-23 | Гидравлический клапан для гидравлически расширяемой опоры |
Country Status (6)
Country | Link |
---|---|
CL (1) | CL2012001323A1 (ru) |
CO (1) | CO6501133A2 (ru) |
EA (2) | EA201791638A1 (ru) |
PE (1) | PE20130031A1 (ru) |
WO (1) | WO2011063433A2 (ru) |
ZA (2) | ZA201008369B (ru) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2777995C (en) | 2011-06-08 | 2018-10-30 | Giddicca (Pty) Ltd | An adhesive containing tubular rock anchor |
WO2018136982A1 (en) * | 2017-01-18 | 2018-07-26 | Ncm Innovations (Pty) Ltd | Preload device pressure indicator with dye capsule |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NO159201C (no) * | 1980-09-08 | 1988-12-07 | Atlas Copco Ab | Fremgangsmaate ved bolting i fjell og kombinert ekspansjonsbolt og installasjonsanordning for samme. |
US4700924A (en) * | 1986-10-06 | 1987-10-20 | Vetco Gray, Inc. | Pressure energized rotary hydraulic seal |
WO2004016909A1 (en) * | 2002-08-19 | 2004-02-26 | John Paul Mckelvey | Rock bolt |
MX2010005558A (es) * | 2007-11-21 | 2010-09-14 | Robert Custers | Anclaje de roca inflable hidraulicamente con indicador de presion. |
-
2010
- 2010-11-23 EA EA201791638A patent/EA201791638A1/ru unknown
- 2010-11-23 PE PE2012000704A patent/PE20130031A1/es active IP Right Grant
- 2010-11-23 WO PCT/ZA2010/000074 patent/WO2011063433A2/en active Application Filing
- 2010-11-23 EA EA201290204A patent/EA029398B1/ru not_active IP Right Cessation
- 2010-11-23 ZA ZA2010/08369A patent/ZA201008369B/en unknown
-
2012
- 2012-05-21 ZA ZA2012/03695A patent/ZA201203695B/en unknown
- 2012-05-23 CL CL2012001323A patent/CL2012001323A1/es unknown
- 2012-06-25 CO CO12106045A patent/CO6501133A2/es active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
WO2011063433A3 (en) | 2012-01-12 |
CO6501133A2 (es) | 2012-08-15 |
PE20130031A1 (es) | 2013-01-28 |
WO2011063433A2 (en) | 2011-05-26 |
ZA201203695B (en) | 2013-01-30 |
EA029398B1 (ru) | 2018-03-30 |
CL2012001323A1 (es) | 2013-11-29 |
EA201791638A1 (ru) | 2018-03-30 |
ZA201008369B (en) | 2012-02-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM4A | Lapse of a eurasian patent due to non-payment of renewal fees within the time limit in the following designated state(s) |
Designated state(s): AM AZ BY KG MD TJ TM |