SK7694A3 - Safety valve with equalizing of pressure - Google Patents
Safety valve with equalizing of pressure Download PDFInfo
- Publication number
- SK7694A3 SK7694A3 SK76-94A SK7694A SK7694A3 SK 7694 A3 SK7694 A3 SK 7694A3 SK 7694 A SK7694 A SK 7694A SK 7694 A3 SK7694 A3 SK 7694A3
- Authority
- SK
- Slovakia
- Prior art keywords
- valve
- piston
- water chamber
- safety valve
- spring
- Prior art date
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 37
- 238000007789 sealing Methods 0.000 claims description 22
- 238000005065 mining Methods 0.000 claims description 4
- 230000002787 reinforcement Effects 0.000 claims description 4
- 239000007921 spray Substances 0.000 claims 1
- 230000005641 tunneling Effects 0.000 claims 1
- 238000006386 neutralization reaction Methods 0.000 abstract description 3
- 235000019589 hardness Nutrition 0.000 description 8
- 238000010276 construction Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
Classifications
-
- 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
-
- 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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K15/00—Check valves
- F16K15/02—Check valves with guided rigid valve members
- F16K15/025—Check valves with guided rigid valve members the valve being loaded by a spring
-
- 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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
- F16K17/0446—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with an obturating member having at least a component of their opening and closing motion not perpendicular to the closing faces
- F16K17/046—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with an obturating member having at least a component of their opening and closing motion not perpendicular to the closing faces the valve being of the gate valve type or the sliding valve type
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/7504—Removable valve head and seat unit
- Y10T137/7613—Threaded into valve casing
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/7722—Line condition change responsive valves
- Y10T137/7837—Direct response valves [i.e., check valve type]
- Y10T137/7904—Reciprocating valves
- Y10T137/7922—Spring biased
- Y10T137/7923—With means to protect spring from fluid
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/7722—Line condition change responsive valves
- Y10T137/7837—Direct response valves [i.e., check valve type]
- Y10T137/7904—Reciprocating valves
- Y10T137/7922—Spring biased
- Y10T137/7925—Piston-type valves
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Safety Valves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4319967A DE4319967C2 (de) | 1993-06-17 | 1993-06-17 | Druckbegrenzungsventil für den hydraulischen Ausbau im untertägigen Berg- und Tunnelbau |
Publications (1)
Publication Number | Publication Date |
---|---|
SK7694A3 true SK7694A3 (en) | 1995-01-12 |
Family
ID=6490476
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SK76-94A SK7694A3 (en) | 1993-06-17 | 1994-01-20 | Safety valve with equalizing of pressure |
Country Status (6)
Country | Link |
---|---|
US (1) | US5462076A (xx) |
EP (1) | EP0629802A1 (xx) |
CZ (1) | CZ235793A3 (xx) |
DE (1) | DE4319967C2 (xx) |
PL (1) | PL300440A1 (xx) |
SK (1) | SK7694A3 (xx) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107587888A (zh) * | 2017-08-02 | 2018-01-16 | 北京煤科天玛自动化科技有限公司 | 一种具有泄液回收功能的液控单向阀 |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4323462C2 (de) * | 1993-07-14 | 1995-05-04 | Vos Richard Grubenausbau Gmbh | Ausbaustempel für den Untertageeinsatz mit integriertem Druckbegrenzungsventil |
DE10014191B4 (de) * | 2000-03-24 | 2010-05-12 | Stein, Günter | Steuerventil |
DE10143019A1 (de) * | 2001-09-01 | 2003-03-20 | Elster Gmbh | Messgerät für ein Fluid |
DE10227976B4 (de) * | 2002-06-22 | 2012-07-26 | Wolfgang Voss | Druckbegrenzungsventil mit zweiteiligem Federtellerstößel und Dämpfungskammer |
DE102004005747A1 (de) * | 2004-02-05 | 2005-08-25 | Voß, Christina | Druckbegrenzungsventil mit hydraulisch dichtendem Dichtring |
DE202009004753U1 (de) * | 2009-04-29 | 2010-09-16 | Bucyrus Europe Gmbh | Druckbegrenzungsventil |
US9582007B2 (en) | 2014-08-21 | 2017-02-28 | Louis P. Vickio, Jr. | Pressure regulator |
Family Cites Families (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2333522A (en) * | 1940-11-22 | 1943-11-02 | Fulflo Specialties Company Inc | Relief valve |
US2625174A (en) * | 1947-07-28 | 1953-01-13 | Wayne A Forde | Pilot operated relief valve |
AT226177B (de) * | 1961-05-17 | 1963-03-11 | Oesterr Alpine Montan | Unter der Belastung einer Feder, vorzugsweise einer Tellerfeder, stehendes Überdruckventil für hydraulische Grubenstempel |
US3174410A (en) * | 1962-05-21 | 1965-03-23 | Plessey Co Ltd | Relief valve devices for hydraulic power systems |
GB1117550A (en) * | 1966-01-20 | 1968-06-19 | Gewerk Eisenhuette Westfalia | Pressure relief valve |
DE1996912U (de) * | 1967-06-03 | 1968-11-21 | Gewerk Eisenhuette Westfalia | Ueberdruckventilpatrone |
DE1909338B2 (de) * | 1969-02-25 | 1978-07-13 | Robert Bosch Gmbh, 7000 Stuttgart | Vorgesteuertes Druckventil |
US3613716A (en) * | 1970-04-13 | 1971-10-19 | Bosch Gmbh Robert | Pressure-responsive control valve |
US4135541A (en) * | 1977-07-15 | 1979-01-23 | Caterpillar Tractor Co. | Pressure relief and load check valve assembly |
DE2803283C2 (de) * | 1978-01-26 | 1992-12-10 | Gewerkschaft Eisenhütte Westfalia, 4670 Lünen | Überdruckventil für hydraulische Grubenstempel |
DE2830891C2 (de) * | 1978-07-13 | 1986-01-30 | Heilmeier & Weinlein Fabrik für Oel-Hydraulik GmbH & Co KG, 8000 München | Sicherheitsventil |
DE3018145C2 (de) * | 1980-05-12 | 1985-05-09 | Hans Berger Meßtechnik GmbH, 5600 Wuppertal | Überdruckventil zum Absichern hydraulischer Grubenstempel |
DE3314837A1 (de) * | 1982-06-03 | 1983-12-08 | Jörn 4320 Hattingen Dams | Druckbegrenzungsventil |
US4530373A (en) * | 1983-02-22 | 1985-07-23 | Nupro Company | Pressure relief valve |
DE3406369A1 (de) * | 1984-02-22 | 1985-08-22 | Thyssen Industrie Ag, 4300 Essen | Druckbegrenzungsventil |
DE8408072U1 (de) * | 1984-03-16 | 1984-09-06 | GAG Grubenausbau-GmbH, 4320 Hattingen | Druckbegrenzungsventil |
DE3508986A1 (de) * | 1984-03-16 | 1985-09-19 | GAT Grubenausbau GmbH, 5840 Schwerte | Druckbegrenzungsventil |
DE8437091U1 (de) * | 1984-12-19 | 1985-08-08 | GAT Grubenausbau GmbH, 5840 Schwerte | Druckbegrenzungsventil mit geringen Schließwerten |
DE3523548A1 (de) * | 1985-07-02 | 1987-01-15 | Gewerk Eisenhuette Westfalia | Druckbegrenzungsventil |
US4597410A (en) * | 1985-08-30 | 1986-07-01 | Husco International | Cross line relief valve mechanism |
DE3531189A1 (de) * | 1985-08-31 | 1987-03-12 | Rheinmetall Gmbh | Ventilanordnung |
DE3542274A1 (de) * | 1985-11-29 | 1987-06-04 | Ecker Gmbh Maschbau | Druckbegrenzungsventil fuer hydraulische einrichtungen im bergbau |
US4724857A (en) * | 1986-11-17 | 1988-02-16 | Taylor Julian S | Pressure relief valve |
DE3929094A1 (de) * | 1989-07-12 | 1991-04-18 | Voss Richard Grubenausbau | Gebirgsschlagventil mit doppelkolben |
DE3922894A1 (de) * | 1989-05-19 | 1991-02-07 | Voss Richard Grubenausbau | Kleinstbauendes druckbegrenzungsventil mit grosser durchflussmenge |
CA2040408C (en) * | 1989-09-01 | 1996-03-05 | Richard Voss | Pressure limiting valve with teflon seal |
DE8914994U1 (de) * | 1989-12-21 | 1990-03-08 | Maschinenfabrik Jörn Dams, 4320 Hattingen | Druckbegrenzungsventil, insbesondere für im Bergbau verwendete Hydrauliksysteme |
DE9011887U1 (de) * | 1990-08-16 | 1990-12-20 | Maschinenfabrik Jörn Dams GmbH, 4320 Hattingen | Teleskopförmig längenverstellbarer hydraulischer Grubenstempel |
DE9015929U1 (de) * | 1990-11-22 | 1991-01-24 | Maschinenfabrik Jörn Dams GmbH, 4320 Hattingen | Kombiniertes Raub- und Setzventil |
-
1993
- 1993-06-17 DE DE4319967A patent/DE4319967C2/de not_active Expired - Fee Related
- 1993-09-15 EP EP93114785A patent/EP0629802A1/de not_active Withdrawn
- 1993-09-20 PL PL93300440A patent/PL300440A1/xx unknown
- 1993-11-04 CZ CZ932357A patent/CZ235793A3/cs unknown
-
1994
- 1994-01-20 SK SK76-94A patent/SK7694A3/sk unknown
- 1994-09-26 US US08/311,884 patent/US5462076A/en not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107587888A (zh) * | 2017-08-02 | 2018-01-16 | 北京煤科天玛自动化科技有限公司 | 一种具有泄液回收功能的液控单向阀 |
CN107587888B (zh) * | 2017-08-02 | 2019-10-08 | 北京煤科天玛自动化科技有限公司 | 一种具有泄液回收功能的液控单向阀 |
Also Published As
Publication number | Publication date |
---|---|
PL300440A1 (en) | 1994-12-27 |
EP0629802A1 (de) | 1994-12-21 |
US5462076A (en) | 1995-10-31 |
DE4319967C2 (de) | 2003-08-21 |
DE4319967A1 (de) | 1994-12-22 |
CZ235793A3 (en) | 1995-01-18 |
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