FR2058370B1 - - Google Patents
Info
- Publication number
- FR2058370B1 FR2058370B1 FR7029808A FR7029808A FR2058370B1 FR 2058370 B1 FR2058370 B1 FR 2058370B1 FR 7029808 A FR7029808 A FR 7029808A FR 7029808 A FR7029808 A FR 7029808A FR 2058370 B1 FR2058370 B1 FR 2058370B1
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B20/00—Safety arrangements for fluid actuator systems; Applications of safety devices in fluid actuator systems; Emergency measures for fluid actuator systems
- F15B20/005—Leakage; Spillage; Hose burst
-
- 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
- Y10T137/2496—Self-proportioning or correlating systems
- Y10T137/2703—Flow rate responsive
- Y10T137/2705—Pressure differential
-
- 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
- Y10T137/7723—Safety cut-off requiring reset
- Y10T137/7726—Responsive to change in rate of flow
- Y10T137/7727—Excessive flow cut-off
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US85128869A | 1969-08-19 | 1969-08-19 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2058370A1 FR2058370A1 (fr) | 1971-05-28 |
FR2058370B1 true FR2058370B1 (fr) | 1973-01-12 |
Family
ID=25310417
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7029808A Expired FR2058370B1 (fr) | 1969-08-19 | 1970-08-13 |
Country Status (5)
Country | Link |
---|---|
US (1) | US3568705A (fr) |
JP (1) | JPS4914806B1 (fr) |
DE (1) | DE2041213A1 (fr) |
FR (1) | FR2058370B1 (fr) |
GB (1) | GB1267310A (fr) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3685531A (en) * | 1970-10-12 | 1972-08-22 | Bertea Corp | Circuit breaker |
US3861209A (en) * | 1973-12-11 | 1975-01-21 | Us Air Force | Low pressure test for reservoir level system |
DE2415795C2 (de) * | 1974-04-01 | 1984-06-28 | Fa. Josef Messmann, 4490 Papenburg | Bruchsicherung für Hydraulikleitungen |
JPS5111615A (ja) * | 1974-07-20 | 1976-01-29 | Nihon Cement | Sementokeikyuonzaioyobisono seizohoho |
JPS529020A (en) * | 1975-07-12 | 1977-01-24 | Koito Kogyo Kk | Sound absorbing foamy concrete for outdoors and its manufacture |
JPS5671817U (fr) * | 1979-11-07 | 1981-06-13 | ||
US4611620A (en) * | 1981-04-02 | 1986-09-16 | Parker Hannifin Corporation | Hydraulic circuit breaker |
US4732190A (en) * | 1986-02-26 | 1988-03-22 | Polselli James V | Shut-off valve and method for using same |
JPS63151618U (fr) * | 1987-03-26 | 1988-10-05 | ||
US4892114A (en) * | 1989-04-13 | 1990-01-09 | M. C. Aerospace Corporation | Flow-sensing shutoff valve |
US5109884A (en) * | 1989-10-05 | 1992-05-05 | Stanley Gordon | Safety valve arrangement |
US5744701A (en) * | 1995-01-20 | 1998-04-28 | The Toro Company | Electronic liquid leak detector |
US6230089B1 (en) | 1992-01-03 | 2001-05-08 | The Toro Company | Turf maintenance vehicle multiple controller method and apparatus |
US5402110A (en) * | 1994-02-03 | 1995-03-28 | Ransomes America Corporation | Hydraulic fluid leak detection system and method |
EP0741895B1 (fr) * | 1994-02-03 | 2002-11-27 | Ransomes America Corporation | Systeme et procede de detection de fuite de fluides hydrauliques |
DE4438771A1 (de) * | 1994-10-24 | 1996-04-25 | Andreas Ruhle | Vorrichtung zur automatischen Abschaltung eines hydraulischen Verbrauchers beim Auftreten einer Leckage mittels zweier Volumenstrom-Meßmotoren und eines Ventils, dessen Ventilstellung in Abhängigkeit der Drehzahlen der beiden Volumenstrom-Meßmotoren bestimmt wird |
USH1761H (en) * | 1996-10-07 | 1998-12-01 | The United States Of America As Represented By The Secretary Of The Navy | Hydraulic circuit leak detector and shut-off mechanism |
US6920895B2 (en) * | 2001-04-16 | 2005-07-26 | Alan Avis | Combination surge supression and safety shut-off valve |
DE10228025B3 (de) * | 2002-06-24 | 2004-03-18 | Alois Anton Ehrler | Volumenstromdosiereinrichtung |
US7077376B2 (en) * | 2004-09-09 | 2006-07-18 | Devas, Inc. | Water saver valve |
US9481452B2 (en) | 2010-11-22 | 2016-11-01 | The Boeing Company | Hydraulic actuator for semi levered landing gear |
US8939400B2 (en) | 2011-02-21 | 2015-01-27 | The Boeing Company | Air-ground detection system for semi-levered landing gear |
US8998133B2 (en) | 2011-04-01 | 2015-04-07 | The Boeing Company | Landing gear system |
US10337631B1 (en) * | 2018-10-17 | 2019-07-02 | Altec Industries, Inc. | System and method for automatic shutoff of a hydraulic fluid flow in the event of a loss in pressure |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2649773A (en) * | 1946-03-27 | 1953-08-25 | Donald G Griswold | Differential pressure operated valve |
-
1969
- 1969-08-19 US US3568705D patent/US3568705A/en not_active Expired - Lifetime
-
1970
- 1970-07-24 GB GB3604870A patent/GB1267310A/en not_active Expired
- 1970-08-09 DE DE19702041213 patent/DE2041213A1/de active Pending
- 1970-08-13 FR FR7029808A patent/FR2058370B1/fr not_active Expired
- 1970-08-19 JP JP7214470A patent/JPS4914806B1/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
US3568705A (en) | 1971-03-09 |
GB1267310A (en) | 1972-03-15 |
FR2058370A1 (fr) | 1971-05-28 |
DE2041213A1 (de) | 1971-02-25 |
JPS4914806B1 (fr) | 1974-04-10 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |