NL213500A - - Google Patents

Info

Publication number
NL213500A
NL213500A NL213500DA NL213500A NL 213500 A NL213500 A NL 213500A NL 213500D A NL213500D A NL 213500DA NL 213500 A NL213500 A NL 213500A
Authority
NL
Netherlands
Application number
Inventor
Marcel Fouassin
Original Assignee
Acec
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 NL213500A publication Critical patent/NL213500A/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • 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
    • G05D3/14—Control of position or direction using feedback using an analogue comparing device
    • G05D3/1436—Control of position or direction using feedback using an analogue comparing device with fine or coarse devices
    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B15/00—Single-crystal growth by pulling from a melt, e.g. Czochralski method
    • C30B15/32—Seed holders, e.g. chucks
    • 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
    • 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
    • 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)
    • G05D3/124—Control of position or direction using feedback using synchromachines (selsyns) with modulation
    • 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
    • G05D3/14—Control of position or direction using feedback using an analogue comparing device
    • 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
    • G05D3/14—Control of position or direction using feedback using an analogue comparing device
    • G05D3/1418—Control of position or direction using feedback using an analogue comparing device with AC amplifier chain
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/10—Calibration or testing
    • H03M1/1009—Calibration

Landscapes

  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Metallurgy (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Power Engineering (AREA)
  • Organic Chemistry (AREA)
  • Theoretical Computer Science (AREA)
  • Control Of Position Or Direction (AREA)
  • Control Of Multiple Motors (AREA)
  • Amplifiers (AREA)
  • Ac-Ac Conversion (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
NL213500D 1953-05-01 NL213500A (en:Method)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US352472A US2783422A (en) 1953-05-01 1953-05-01 Preset servo system
FR1103807T 1956-01-09

Publications (1)

Publication Number Publication Date
NL213500A true NL213500A (en:Method)

Family

ID=74493074

Family Applications (1)

Application Number Title Priority Date Filing Date
NL213500D NL213500A (en:Method) 1953-05-01

Country Status (7)

Country Link
US (3) US2783422A (en:Method)
BE (3) BE528502A (en:Method)
DE (2) DE1039605B (en:Method)
FR (3) FR1103807A (en:Method)
GB (2) GB758765A (en:Method)
LU (2) LU32821A1 (en:Method)
NL (1) NL213500A (en:Method)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL213500A (en:Method) * 1953-05-01 Acec
FR1230575A (fr) * 1959-04-01 1960-09-16 Csf Nouveau traducteur de coordonnées
US3025442A (en) * 1959-06-18 1962-03-13 Wolff Herbert Switching transmitter positioning of synchros
US3083323A (en) * 1959-12-16 1963-03-26 Gen Electric Numerical positioning control system
US3139083A (en) * 1960-02-19 1964-06-30 Cincinnati Milling Machine Co Machine tool contouring mechanism
DE1274636B (de) * 1964-08-07 1968-08-08 Teldix Luftfahrt Ausruestung Anordnung zur Umsetzung von in einem Binaercode gespeicherten Daten in eine mechanische Winkelstellung

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH16130A (de) * 1897-04-22 1898-09-30 Siemens Ag Einrichtung zur Fernübertragung von Bewegungen
FR366967A (fr) * 1906-05-31 1906-10-17 Alexandre Grammont Servo-moteur électrique
FR615977A (fr) * 1925-10-05 1927-01-20 Granat Elie Und Cie Des Forges Transmission électrique asservie différentielle par transmetteurs statiques
DE529337C (de) * 1928-11-15 1931-07-11 Elek Sche App M B H Ges Anordnung zur Steuerung von Elektromotoren
US1999645A (en) * 1931-09-24 1935-04-30 Sperry Gyroscope Co Inc Positional control of heavy objects
US2429771A (en) * 1942-09-26 1947-10-28 Rca Corp Frequency responsive remotecontrol system
US2434259A (en) * 1943-06-22 1948-01-13 Bell Telephone Labor Inc Circuit arrangement utilizing a plurality of electron discharge devices
US2464249A (en) * 1943-07-19 1949-03-15 Sperry Corp Electrical follow-up system
US2389692A (en) * 1944-01-18 1945-11-27 Chalmers W Sherwin Remote indicating system
US2508140A (en) * 1945-12-29 1950-05-16 Westinghouse Electric Corp Welding generator
US2620441A (en) * 1946-10-24 1952-12-02 Sperry Corp Electronic signal mixer
US2614237A (en) * 1946-12-28 1952-10-14 Sperry Corp Signal mixing circuits
US2579001A (en) * 1947-05-26 1951-12-18 Charles L Jeffers Electronic switching device
US2514983A (en) * 1947-11-22 1950-07-11 Gen Electric Dynamoelectric machine
US2561654A (en) * 1948-11-03 1951-07-24 Bendix Aviat Corp Servo system with fine and coarse adjustment
US2632872A (en) * 1949-04-25 1953-03-24 Bendix Aviat Corp Control circuit
NL213500A (en:Method) * 1953-05-01 Acec

Also Published As

Publication number Publication date
US2898541A (en) 1959-08-04
BE528502A (fr) 1954-05-15
US2783422A (en) 1957-02-26
BE563357R (fr) 1958-01-15
DE1056706B (de) 1959-05-06
DE1039605B (de) 1958-09-25
BE553788R (fr) 1957-01-15
FR68931E (fr) 1958-07-23
LU32821A1 (fr) 1954-06-16
FR70877E (fr) 1959-09-02
US2929007A (en) 1960-03-15
GB805914A (en) 1958-12-17
FR1103807A (fr) 1955-11-07
GB758765A (en) 1956-10-10
LU34861A1 (fr) 1957-03-02

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