NL141016B - Automatische elektrische schakelaar met op de beweegbare contactarmen uitgeoefende afstotende en aantrekkende elektrodynamische krachten. - Google Patents

Automatische elektrische schakelaar met op de beweegbare contactarmen uitgeoefende afstotende en aantrekkende elektrodynamische krachten.

Info

Publication number
NL141016B
NL141016B NL686810433A NL141016DA NL141016B NL 141016 B NL141016 B NL 141016B NL 686810433 A NL686810433 A NL 686810433A NL 141016D A NL141016D A NL 141016DA NL 141016 B NL141016 B NL 141016B
Authority
NL
Netherlands
Prior art keywords
repellent
attractive
movable contact
electrical switch
contact arms
Prior art date
Application number
NL686810433A
Other languages
English (en)
Original Assignee
Terasaki Denki Sangyo Kk
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.)
Publication of NL141016B publication Critical patent/NL141016B/nl

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D3/00—Control of position or direction
    • G05D3/12—Control of position or direction using feedback
    • G05D3/121—Control of position or direction using feedback using synchromachines (selsyns)
    • G05D3/122—Control of position or direction using feedback using synchromachines (selsyns) without modulation
    • G—PHYSICS
    • G08—SIGNALLING
    • G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C19/00—Electric signal transmission systems
    • G08C19/38—Electric signal transmission systems using dynamo-electric devices
    • G08C19/46—Electric signal transmission systems using dynamo-electric devices of which both rotor and stator carry windings
    • G08C19/48—Electric signal transmission systems using dynamo-electric devices of which both rotor and stator carry windings being the type with a three-phase stator and a rotor fed by constant-frequency ac, e.g. selsyn, magslip
    • 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
    • H03F1/34—Negative-feedback-circuit arrangements with or without positive feedback
    • H03F1/36—Negative-feedback-circuit arrangements with or without positive feedback in discharge-tube amplifiers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
NL686810433A 1947-06-20 Automatische elektrische schakelaar met op de beweegbare contactarmen uitgeoefende afstotende en aantrekkende elektrodynamische krachten. NL141016B (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB14752/48A GB647235A (en) 1947-06-20 1947-06-20 Improvements in electronic amplifiers

Publications (1)

Publication Number Publication Date
NL141016B true NL141016B (nl)

Family

ID=10046864

Family Applications (2)

Application Number Title Priority Date Filing Date
NL686810433A NL141016B (nl) 1947-06-20 Automatische elektrische schakelaar met op de beweegbare contactarmen uitgeoefende afstotende en aantrekkende elektrodynamische krachten.
NL69858D NL69858C (nl) 1947-06-20

Family Applications After (1)

Application Number Title Priority Date Filing Date
NL69858D NL69858C (nl) 1947-06-20

Country Status (4)

Country Link
US (1) US2546628A (nl)
FR (1) FR989254A (nl)
GB (1) GB647235A (nl)
NL (2) NL69858C (nl)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2738497A (en) * 1952-04-24 1956-03-13 American Machine & Metals Panel mounted casing containing synchro-transformer, amplifier, and servomotor operated indicator
US2991329A (en) * 1955-05-23 1961-07-04 Weingart Ben Hydraulically actuated remote writing instrument
GB914190A (en) * 1960-09-01 1962-12-28 Ferranti Ltd Improvements relating to measuring apparatus

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB206837A (en) * 1922-11-09 1924-10-09 British Thomson Houston Co Ltd Improvements in circuit arrangements employing thermionic valves
US1898366A (en) * 1927-06-21 1933-02-21 Wired Radio Inc Frequency transformation system

Also Published As

Publication number Publication date
US2546628A (en) 1951-03-27
FR989254A (fr) 1951-09-06
NL69858C (nl)
GB647235A (en) 1950-12-06

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