FR891092A - Appareil électrique de commande - Google Patents

Appareil électrique de commande

Info

Publication number
FR891092A
FR891092A FR891092DA FR891092A FR 891092 A FR891092 A FR 891092A FR 891092D A FR891092D A FR 891092DA FR 891092 A FR891092 A FR 891092A
Authority
FR
France
Prior art keywords
control unit
electric control
electric
unit
control
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
Application number
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Priority claimed from US46286842 external-priority patent/US2435027A/en
Application granted granted Critical
Publication of FR891092A publication Critical patent/FR891092A/fr
Expired legal-status Critical Current

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
    • G05B1/00—Comparing elements, i.e. elements for effecting comparison directly or indirectly between a desired value and existing or anticipated values
    • G05B1/01—Comparing elements, i.e. elements for effecting comparison directly or indirectly between a desired value and existing or anticipated values electric
    • G05B1/04—Comparing elements, i.e. elements for effecting comparison directly or indirectly between a desired value and existing or anticipated values electric with sensing of the position of the pointer of a measuring instrument

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Thermally Actuated Switches (AREA)
FR891092D 1941-10-21 1942-09-23 Appareil électrique de commande Expired FR891092A (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
SE559126X 1941-10-21
SE891092X 1941-10-21
US46286842 US2435027A (en) 1941-10-21 1942-10-21 Pointer-controlled, periodic circuit breaker
US662439A US2499451A (en) 1941-10-21 1946-04-16 Controlling apparatus

Publications (1)

Publication Number Publication Date
FR891092A true FR891092A (fr) 1944-02-25

Family

ID=27484581

Family Applications (1)

Application Number Title Priority Date Filing Date
FR891092D Expired FR891092A (fr) 1941-10-21 1942-09-23 Appareil électrique de commande

Country Status (2)

Country Link
US (1) US2499451A (fr)
FR (1) FR891092A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1254875C2 (de) * 1956-09-04 1976-01-15 Koch, Hermann, 7000 Stuttgart Anzeigeinstrument mit einer kontakteinrichtung
DE1275774C2 (de) * 1957-05-13 1976-09-09 Koch, Hermann, 7000 Stuttgart Anzeigeinstrument mit einer kontakteinrichtung
US3142005A (en) * 1961-01-26 1964-07-21 Joseph P Mcatee Locking relay for gauges and the like
US4865191A (en) * 1988-02-12 1989-09-12 Easter Michael D Protective cover for optical instruments during field use

Also Published As

Publication number Publication date
US2499451A (en) 1950-03-07

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