FR1599089A - - Google Patents
Info
- Publication number
- FR1599089A FR1599089A FR1599089DA FR1599089A FR 1599089 A FR1599089 A FR 1599089A FR 1599089D A FR1599089D A FR 1599089DA FR 1599089 A FR1599089 A FR 1599089A
- 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
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C19/00—Electric signal transmission systems
- G08C19/02—Electric signal transmission systems in which the signal transmitted is magnitude of current or voltage
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/008—Intrinsically safe circuits
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/52—Circuit arrangements for protecting such amplifiers
- H03F1/54—Circuit arrangements for protecting such amplifiers with tubes only
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G11/00—Limiting amplitude; Limiting rate of change of amplitude ; Clipping in general
- H03G11/002—Limiting amplitude; Limiting rate of change of amplitude ; Clipping in general without controlling loop
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
- Emergency Protection Circuit Devices (AREA)
- Flow Control (AREA)
- Safety Devices In Control Systems (AREA)
- Selective Calling Equipment (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US68734867A | 1967-12-01 | 1967-12-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1599089A true FR1599089A (fr) | 1970-07-15 |
Family
ID=24760100
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1599089D Expired FR1599089A (fr) | 1967-12-01 | 1968-11-28 |
Country Status (6)
Country | Link |
---|---|
US (1) | US3527984A (fr) |
JP (1) | JPS4827942B1 (fr) |
DE (1) | DE1811823A1 (fr) |
FR (1) | FR1599089A (fr) |
GB (1) | GB1238198A (fr) |
NL (1) | NL6816660A (fr) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3690313A (en) * | 1970-10-09 | 1972-09-12 | Mennen Greatbatch Electronics | Electrically isolated signal path means for a physiological monitor |
GB8712865D0 (en) * | 1987-06-02 | 1987-07-08 | Measurement Tech Ltd | Safety barriers |
GB2250871B (en) * | 1990-12-12 | 1994-07-20 | British Gas Plc | Data transmission system |
US5772370A (en) * | 1995-11-22 | 1998-06-30 | Moore; Donal | Retractable and/or removable net type cargo restraining system |
US6817644B2 (en) | 1995-11-22 | 2004-11-16 | Exco Automotive Solutions, L.P. | Load retaining barrier net for motor vehicle |
WO2003041998A2 (fr) | 2001-11-12 | 2003-05-22 | Polytech Netting, L.P. | Barriere d'arret de charges sans cadre pour vehicules |
DE102013103627A1 (de) * | 2013-04-11 | 2014-10-16 | Endress + Hauser Flowtec Ag | Feldgerät mit einer Schutzschaltung |
US9778149B2 (en) | 2014-05-02 | 2017-10-03 | Swagelok Company | Fluid sample system and method |
US10749426B1 (en) | 2019-04-11 | 2020-08-18 | Graco Minnesota Inc. | Trapezoidal power-supply barrier between hazardous and normal locations |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3080509A (en) * | 1957-10-14 | 1963-03-05 | Radio Cores Inc | Relay |
US3193710A (en) * | 1961-11-09 | 1965-07-06 | Cutler Hammer Inc | Intrinsically safe electrical device control systems |
US3309542A (en) * | 1963-10-31 | 1967-03-14 | Cutler Hammer Inc | Intrinsically safe switching systems |
-
1967
- 1967-12-01 US US687348A patent/US3527984A/en not_active Expired - Lifetime
-
1968
- 1968-11-21 NL NL6816660A patent/NL6816660A/xx unknown
- 1968-11-21 GB GB1238198D patent/GB1238198A/en not_active Expired
- 1968-11-28 FR FR1599089D patent/FR1599089A/fr not_active Expired
- 1968-11-29 DE DE19681811823 patent/DE1811823A1/de active Pending
- 1968-11-30 JP JP43087994A patent/JPS4827942B1/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JPS4827942B1 (fr) | 1973-08-28 |
DE1811823A1 (de) | 1969-07-17 |
NL6816660A (fr) | 1969-06-03 |
GB1238198A (fr) | 1971-07-07 |
US3527984A (en) | 1970-09-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |