CH524076A - Safety circuit - Google Patents
Safety circuitInfo
- Publication number
- CH524076A CH524076A CH751470A CH751470A CH524076A CH 524076 A CH524076 A CH 524076A CH 751470 A CH751470 A CH 751470A CH 751470 A CH751470 A CH 751470A CH 524076 A CH524076 A CH 524076A
- Authority
- CH
- Switzerland
- Prior art keywords
- safety circuit
- safety
- circuit
- Prior art date
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
- F15B20/004—Fluid pressure supply failure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D17/00—Regulating or controlling by varying flow
- F01D17/20—Devices dealing with sensing elements or final actuators or transmitting means between them, e.g. power-assisted
- F01D17/22—Devices dealing with sensing elements or final actuators or transmitting means between them, e.g. power-assisted the operation or power assistance being predominantly non-mechanical
- F01D17/26—Devices dealing with sensing elements or final actuators or transmitting means between them, e.g. power-assisted the operation or power assistance being predominantly non-mechanical fluid, e.g. hydraulic
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D21/00—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for
- F01D21/16—Trip gear
- F01D21/18—Trip gear involving hydraulic means
-
- 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
- F16K17/10—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 auxiliary valve for fluid operation of the main valve
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Fluid-Pressure Circuits (AREA)
- Actuator (AREA)
- Portable Nailing Machines And Staplers (AREA)
- Basic Packing Technique (AREA)
Priority Applications (13)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH751470A CH524076A (en) | 1970-05-21 | 1970-05-21 | Safety circuit |
DE19702025836 DE2025836C (en) | 1970-05-21 | 1970-05-27 | Safety circuit |
NL7009137A NL7009137A (en) | 1970-05-21 | 1970-06-22 | |
CH10171A CH533245A (en) | 1970-05-21 | 1971-01-06 | Safety circuit |
DE19712118974 DE2118974C (en) | 1970-05-21 | 1971-04-20 | Safety circuit |
FI1140/71A FI57172C (en) | 1970-05-21 | 1971-04-23 | SAEKERHETSKOPPLING |
US00142192A US3757646A (en) | 1970-05-21 | 1971-05-11 | Safety circuit for a working cylinder |
GB1146571*[A GB1306786A (en) | 1970-05-21 | 1971-05-12 | Safety operation of fluid-pressure control systems |
NL7106679A NL7106679A (en) | 1970-05-21 | 1971-05-14 | |
FR7118162A FR2090187B1 (en) | 1970-05-21 | 1971-05-19 | |
ES391370A ES391370A1 (en) | 1970-05-21 | 1971-05-19 | Improvements introduced in protective connections. (Machine-translation by Google Translate, not legally binding) |
CA113497A CA930283A (en) | 1970-05-21 | 1971-05-20 | Safety systems |
BE767456A BE767456A (en) | 1970-05-21 | 1971-05-21 | SAFETY CIRCUIT FOR FLUID |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH751470A CH524076A (en) | 1970-05-21 | 1970-05-21 | Safety circuit |
Publications (1)
Publication Number | Publication Date |
---|---|
CH524076A true CH524076A (en) | 1972-06-15 |
Family
ID=4326335
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH751470A CH524076A (en) | 1970-05-21 | 1970-05-21 | Safety circuit |
CH10171A CH533245A (en) | 1970-05-21 | 1971-01-06 | Safety circuit |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH10171A CH533245A (en) | 1970-05-21 | 1971-01-06 | Safety circuit |
Country Status (3)
Country | Link |
---|---|
CH (2) | CH524076A (en) |
ES (1) | ES391370A1 (en) |
NL (1) | NL7009137A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2681652A1 (en) * | 1991-09-25 | 1993-03-26 | Messier Bugatti | HYDRAULIC EQUIPMENT WITH SAFETY CONTROL. |
-
1970
- 1970-05-21 CH CH751470A patent/CH524076A/en not_active IP Right Cessation
- 1970-06-22 NL NL7009137A patent/NL7009137A/xx unknown
-
1971
- 1971-01-06 CH CH10171A patent/CH533245A/en not_active IP Right Cessation
- 1971-05-19 ES ES391370A patent/ES391370A1/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2681652A1 (en) * | 1991-09-25 | 1993-03-26 | Messier Bugatti | HYDRAULIC EQUIPMENT WITH SAFETY CONTROL. |
EP0534834A1 (en) * | 1991-09-25 | 1993-03-31 | Messier Bugatti | Hydraulic equipment with security control |
Also Published As
Publication number | Publication date |
---|---|
CH533245A (en) | 1973-01-31 |
ES391370A1 (en) | 1974-05-01 |
NL7009137A (en) | 1971-11-23 |
DE2025836A1 (en) | 1971-12-02 |
DE2025836B2 (en) | 1972-07-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |