GR74367B - - Google Patents
Info
- Publication number
- GR74367B GR74367B GR65411A GR810165411A GR74367B GR 74367 B GR74367 B GR 74367B GR 65411 A GR65411 A GR 65411A GR 810165411 A GR810165411 A GR 810165411A GR 74367 B GR74367 B GR 74367B
- Authority
- GR
- Greece
Links
Classifications
-
- 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
-
- 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
-
- 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
- F16K17/044—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 more than one spring
-
- 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
- Y10T137/7781—With separate connected fluid reactor surface
- Y10T137/7834—Valve seat or external sleeve moves to open valve
-
- 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
- Y10T137/7905—Plural biasing means
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Safety Valves (AREA)
- Lift Valve (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
HU801640A HU182182B (en) | 1980-07-02 | 1980-07-02 | Pressure limiting valve particularly for hydraulic props |
Publications (1)
Publication Number | Publication Date |
---|---|
GR74367B true GR74367B (el) | 1984-06-28 |
Family
ID=10955472
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GR65411A GR74367B (el) | 1980-07-02 | 1981-07-02 |
Country Status (11)
Country | Link |
---|---|
US (1) | US4418715A (el) |
AT (1) | AT374567B (el) |
CS (1) | CS230585B2 (el) |
DD (1) | DD200578A5 (el) |
DE (1) | DE3126159A1 (el) |
FR (1) | FR2486191B1 (el) |
GB (1) | GB2078911B (el) |
GR (1) | GR74367B (el) |
HU (1) | HU182182B (el) |
PL (1) | PL131997B1 (el) |
YU (1) | YU163281A (el) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2115047B (en) * | 1982-02-03 | 1985-06-19 | Dowty Mining Equipment Ltd | Mine roof support system |
US4545405A (en) * | 1983-11-09 | 1985-10-08 | Thomas Industries, Inc. | Multi-position relief valve |
AT393537B (de) * | 1989-10-25 | 1991-11-11 | E & Pk Ingbuero | Bohrgeraet |
US5121947A (en) * | 1991-02-08 | 1992-06-16 | The Lee Company | Expansion sealing device |
CZ305102B6 (cs) * | 2009-08-11 | 2015-05-06 | Hennlich Industrietechnik, Spol. S R. O. | Předepínací zpětný ventil |
CN103291983B (zh) * | 2013-06-28 | 2015-06-10 | 三一重型装备有限公司 | 一种安全阀及安装有此安全阀的液压支架 |
CN113314799B (zh) * | 2021-06-07 | 2022-09-27 | 江苏天辉锂电池有限公司 | 一种锂电池 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB904626A (en) * | 1958-11-08 | 1962-08-29 | Aero & Engineering Merseyside | Improvements in or relating to hose reels and valves operated thereby |
US3036593A (en) * | 1959-08-10 | 1962-05-29 | Eric J Saville | Pressure relief valve |
GB1116921A (en) * | 1963-10-16 | 1968-06-12 | Marshalsea Bros Ltd | Relief valve |
GB1128164A (en) * | 1965-02-17 | 1968-09-25 | Bonser Engineering Ltd | Improvements in or relating to fluid flow control valves |
GB1250055A (en) * | 1969-03-15 | 1971-10-20 | Malcolm Martin Engineers Ltd | Improvements in relief valves |
GB1219866A (en) * | 1969-06-19 | 1971-01-20 | I V Pressure Controllers Ltd | Improvements in or relating to fluid flow control valves |
US3856043A (en) * | 1972-10-30 | 1974-12-24 | Fnb Products | Pressure responsive fluid valve assembly |
DE2506928C3 (de) * | 1975-02-19 | 1979-06-28 | Gewerkschaft Eisenhuette Westfalia, 4670 Luenen | Gebirgsschlagventil für hydraulische Grubenstempel |
FR2322260A1 (fr) * | 1975-08-25 | 1977-03-25 | Banyaszati Kutato Intezet | Soupape de limitation de pression comprenant un element elastique de gaz, notamment pour etancons hydrauliques |
FR2329917A1 (fr) * | 1975-11-03 | 1977-05-27 | Bennes Marrel | Valve de decharge pour circuits hydrauliques |
DE2552733A1 (de) * | 1975-11-25 | 1977-06-02 | Bochumer Eisen Heintzmann | Ueberdruckventil mit einem verschlussstueck, welches durch ein unter druck stehendes steuergas beaufschlagt ist |
DE2815919A1 (de) * | 1978-04-13 | 1979-10-18 | Thyssen Industrie | Ueberdruckventil fuer hydraulische ausbauelemente des untertaegigen grubenbetriebs, vornehmlich fuer den steinkohlebergbau |
-
1980
- 1980-07-02 HU HU801640A patent/HU182182B/hu not_active IP Right Cessation
-
1981
- 1981-06-29 AT AT0287581A patent/AT374567B/de not_active IP Right Cessation
- 1981-06-30 GB GB8120123A patent/GB2078911B/en not_active Expired
- 1981-07-01 YU YU01632/81A patent/YU163281A/xx unknown
- 1981-07-01 FR FR8112981A patent/FR2486191B1/fr not_active Expired
- 1981-07-02 PL PL1981231996A patent/PL131997B1/pl unknown
- 1981-07-02 GR GR65411A patent/GR74367B/el unknown
- 1981-07-02 DE DE19813126159 patent/DE3126159A1/de not_active Withdrawn
- 1981-07-02 CS CS815115A patent/CS230585B2/cs unknown
- 1981-07-03 DD DD81231395A patent/DD200578A5/de unknown
- 1981-08-12 US US06/292,195 patent/US4418715A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DD200578A5 (de) | 1983-05-18 |
PL131997B1 (en) | 1985-01-31 |
YU163281A (en) | 1984-06-30 |
ATA287581A (de) | 1983-09-15 |
HU182182B (en) | 1983-12-28 |
US4418715A (en) | 1983-12-06 |
FR2486191B1 (fr) | 1986-04-04 |
PL231996A1 (el) | 1982-02-15 |
DE3126159A1 (de) | 1982-03-04 |
GB2078911B (en) | 1984-08-22 |
CS230585B2 (en) | 1984-08-13 |
FR2486191A1 (fr) | 1982-01-08 |
GB2078911A (en) | 1982-01-13 |
AT374567B (de) | 1983-09-15 |