FR2294474B1 - - Google Patents
Info
- Publication number
- FR2294474B1 FR2294474B1 FR7440768A FR7440768A FR2294474B1 FR 2294474 B1 FR2294474 B1 FR 2294474B1 FR 7440768 A FR7440768 A FR 7440768A FR 7440768 A FR7440768 A FR 7440768A FR 2294474 B1 FR2294474 B1 FR 2294474B1
- 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
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B9/00—Safety arrangements
- G05B9/02—Safety arrangements electric
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B11/00—Automatic controllers
- G05B11/01—Automatic controllers electric
- G05B11/14—Automatic controllers electric in which the output signal represents a discontinuous function of the deviation from the desired value, i.e. discontinuous controllers
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
- Safety Devices In Control Systems (AREA)
- Rectifiers (AREA)
- Measurement Of Current Or Voltage (AREA)
Priority Applications (10)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7440768A FR2294474A1 (fr) | 1974-12-11 | 1974-12-11 | Dispositif de commande a securite positive |
| GB48642/75A GB1539188A (en) | 1974-12-11 | 1975-11-26 | Positive-safety control devices |
| US05/637,432 US4063181A (en) | 1974-12-11 | 1975-12-03 | Positive safety control device |
| NL7514314A NL7514314A (nl) | 1974-12-11 | 1975-12-09 | Stuurinrichting met positieve veiligheid. |
| DE2555594A DE2555594C2 (de) | 1974-12-11 | 1975-12-10 | Sicherheitsschaltung |
| BE162597A BE836467A (fr) | 1974-12-11 | 1975-12-10 | Dispositif de commande a securite positive |
| IT70032/75A IT1051470B (it) | 1974-12-11 | 1975-12-10 | Dispositivo elettrico di comando a sicurezza positiva..particolarmente per barre di controllo dei reattori nucleari |
| JP50146465A JPS5916282B2 (ja) | 1974-12-11 | 1975-12-10 | カクジツアンゼンセイギヨソウチ |
| SE7513940A SE427701B (sv) | 1974-12-11 | 1975-12-10 | Styranordning for positiv sekerhet |
| ES443404A ES443404A1 (es) | 1974-12-11 | 1975-12-11 | Perfeccionamientos en dispositivos de control de seguridad positiva. |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7440768A FR2294474A1 (fr) | 1974-12-11 | 1974-12-11 | Dispositif de commande a securite positive |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2294474A1 FR2294474A1 (fr) | 1976-07-09 |
| FR2294474B1 true FR2294474B1 (oth) | 1977-11-10 |
Family
ID=9146015
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7440768A Granted FR2294474A1 (fr) | 1974-12-11 | 1974-12-11 | Dispositif de commande a securite positive |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US4063181A (oth) |
| JP (1) | JPS5916282B2 (oth) |
| BE (1) | BE836467A (oth) |
| DE (1) | DE2555594C2 (oth) |
| ES (1) | ES443404A1 (oth) |
| FR (1) | FR2294474A1 (oth) |
| GB (1) | GB1539188A (oth) |
| IT (1) | IT1051470B (oth) |
| NL (1) | NL7514314A (oth) |
| SE (1) | SE427701B (oth) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4697093A (en) * | 1985-01-23 | 1987-09-29 | Westinghouse Electric Corp. | Testable, fault-tolerant power interface circuit for controlling plant process equipment |
| DE3764790D1 (de) * | 1987-01-08 | 1990-10-11 | Landis & Gyr Betriebs Ag | Elektronischer sicherheitstemperaturbegrenzer. |
| NL9401197A (nl) * | 1994-07-21 | 1996-03-01 | Gti Holding Nv | Werkwijze en inrichting voor het bewaken van de relatie tussen logische signalen. |
| DE19962497A1 (de) * | 1999-12-23 | 2001-07-05 | Pilz Gmbh & Co | Schaltungsanordnung zum sicheren Abschalten einer Anlage, insbesondere einer Maschinenanlage |
| EP2089732A2 (en) * | 2006-11-27 | 2009-08-19 | Nxp B.V. | A magnetic field sensor circuit |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3657660A (en) * | 1970-07-24 | 1972-04-18 | Bendix Corp | Error detecting and failure indicating system and method in a servo loop |
-
1974
- 1974-12-11 FR FR7440768A patent/FR2294474A1/fr active Granted
-
1975
- 1975-11-26 GB GB48642/75A patent/GB1539188A/en not_active Expired
- 1975-12-03 US US05/637,432 patent/US4063181A/en not_active Expired - Lifetime
- 1975-12-09 NL NL7514314A patent/NL7514314A/xx not_active Application Discontinuation
- 1975-12-10 IT IT70032/75A patent/IT1051470B/it active
- 1975-12-10 SE SE7513940A patent/SE427701B/xx unknown
- 1975-12-10 BE BE162597A patent/BE836467A/xx not_active IP Right Cessation
- 1975-12-10 JP JP50146465A patent/JPS5916282B2/ja not_active Expired
- 1975-12-10 DE DE2555594A patent/DE2555594C2/de not_active Expired
- 1975-12-11 ES ES443404A patent/ES443404A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE836467A (fr) | 1976-04-01 |
| GB1539188A (en) | 1979-01-31 |
| ES443404A1 (es) | 1977-09-16 |
| DE2555594C2 (de) | 1986-08-07 |
| SE427701B (sv) | 1983-04-25 |
| FR2294474A1 (fr) | 1976-07-09 |
| IT1051470B (it) | 1981-04-21 |
| JPS5916282B2 (ja) | 1984-04-14 |
| JPS5183977A (oth) | 1976-07-22 |
| NL7514314A (nl) | 1976-06-15 |
| SE7513940L (sv) | 1976-06-14 |
| DE2555594A1 (de) | 1976-06-16 |
| US4063181A (en) | 1977-12-13 |