FR2573840B1 - Dispositif de securite automatique pour conduit de fluide - Google Patents
Dispositif de securite automatique pour conduit de fluideInfo
- Publication number
- FR2573840B1 FR2573840B1 FR8417865A FR8417865A FR2573840B1 FR 2573840 B1 FR2573840 B1 FR 2573840B1 FR 8417865 A FR8417865 A FR 8417865A FR 8417865 A FR8417865 A FR 8417865A FR 2573840 B1 FR2573840 B1 FR 2573840B1
- Authority
- FR
- France
- Prior art keywords
- safety device
- fluid conduit
- automatic safety
- automatic
- conduit
- Prior art date
- 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
- 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
- F16K17/20—Excess-flow valves
- F16K17/22—Excess-flow valves actuated by the difference of pressure between two places in the flow line
- F16K17/32—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting on a servo-mechanism or on a catch-releasing mechanism
-
- 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
-
- 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
- Y10T137/7729—Reset by pressure equalization valve or by-pass
-
- 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
- Y10T137/773—Fluid released trip
-
- 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
- Y10T137/7758—Pilot or servo controlled
- Y10T137/7759—Responsive to change in rate of fluid flow
-
- 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
- Y10T137/7784—Responsive to change in rate of fluid flow
- Y10T137/7785—Valve closes in response to excessive flow
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fluid-Pressure Circuits (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8417865A FR2573840B1 (fr) | 1984-11-23 | 1984-11-23 | Dispositif de securite automatique pour conduit de fluide |
US06/800,861 US4665932A (en) | 1984-11-23 | 1985-11-22 | Automatic safety device for fluid duct |
BR8505880A BR8505880A (pt) | 1984-11-23 | 1985-11-22 | Dispositivo de seguranca de funcionamento automatico e autonomo para conduto de fluido |
IN900/CAL/85A IN162030B (fr) | 1984-11-23 | 1985-12-13 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8417865A FR2573840B1 (fr) | 1984-11-23 | 1984-11-23 | Dispositif de securite automatique pour conduit de fluide |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2573840A1 FR2573840A1 (fr) | 1986-05-30 |
FR2573840B1 true FR2573840B1 (fr) | 1987-05-22 |
Family
ID=9309874
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8417865A Expired FR2573840B1 (fr) | 1984-11-23 | 1984-11-23 | Dispositif de securite automatique pour conduit de fluide |
Country Status (4)
Country | Link |
---|---|
US (1) | US4665932A (fr) |
BR (1) | BR8505880A (fr) |
FR (1) | FR2573840B1 (fr) |
IN (1) | IN162030B (fr) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5081913A (en) * | 1990-05-18 | 1992-01-21 | Hubert Gervais | Air vent closure system |
US5076321A (en) * | 1991-01-07 | 1991-12-31 | Terry Paul E | Flow sensitive fluid shutoff safety device |
DE69618597D1 (de) | 1995-08-04 | 2002-02-21 | Isaacson Jun | Vorrichtung zur vorbeugung von überflutungen |
FR2741937B1 (fr) * | 1995-12-01 | 1998-02-20 | Gaz De France | Dispositif d'alimentation en fluide gazeux d'un reseau de distribution |
US7174771B2 (en) * | 2003-09-18 | 2007-02-13 | Michigan Aqua Tech | Leak detection system |
US7574896B1 (en) * | 2003-09-18 | 2009-08-18 | Michigan Aqua Tech, Inc. | Leak detection and control |
US9010360B1 (en) * | 2014-01-25 | 2015-04-21 | Drexel University | Flow control/shut-off valve assembly |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1322906A (en) * | 1919-11-25 | Plication | ||
GB287737A (en) * | 1927-04-28 | 1928-03-29 | Robert Arnold Blakeborough | Improvements in automatic non-return valves |
FR652341A (fr) * | 1927-04-28 | 1929-03-07 | Perfectionnements aux obturateurs de retenue automatiques | |
GB313306A (en) * | 1928-06-05 | 1929-06-13 | Hugh Pass Williamson | Improvements in self-closing valves |
US2044437A (en) * | 1934-05-18 | 1936-06-16 | Dominion Eng Works Ltd | Automatic valve control mechanism for fluid distributing systems |
US2659383A (en) * | 1944-07-06 | 1953-11-17 | Frager Louis Charles Eugene | Safety device for water supply networks |
US2694408A (en) * | 1952-08-16 | 1954-11-16 | Fred W Mcrae | Valve control mechanism |
-
1984
- 1984-11-23 FR FR8417865A patent/FR2573840B1/fr not_active Expired
-
1985
- 1985-11-22 BR BR8505880A patent/BR8505880A/pt unknown
- 1985-11-22 US US06/800,861 patent/US4665932A/en not_active Expired - Lifetime
- 1985-12-13 IN IN900/CAL/85A patent/IN162030B/en unknown
Also Published As
Publication number | Publication date |
---|---|
FR2573840A1 (fr) | 1986-05-30 |
US4665932A (en) | 1987-05-19 |
BR8505880A (pt) | 1986-08-12 |
IN162030B (fr) | 1988-03-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |