FR2072648A5 - - Google Patents

Info

Publication number
FR2072648A5
FR2072648A5 FR7042980A FR7042980A FR2072648A5 FR 2072648 A5 FR2072648 A5 FR 2072648A5 FR 7042980 A FR7042980 A FR 7042980A FR 7042980 A FR7042980 A FR 7042980A FR 2072648 A5 FR2072648 A5 FR 2072648A5
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
Application number
FR7042980A
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.)
Royal Industries Inc
Original Assignee
Royal Industries Inc
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 Royal Industries Inc filed Critical Royal Industries Inc
Application granted granted Critical
Publication of FR2072648A5 publication Critical patent/FR2072648A5/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C7/00—Control of nuclear reaction
    • G21C7/06—Control of nuclear reaction by application of neutron-absorbing material, i.e. material with absorption cross-section very much in excess of reflection cross-section
    • G21C7/08—Control of nuclear reaction by application of neutron-absorbing material, i.e. material with absorption cross-section very much in excess of reflection cross-section by displacement of solid control elements, e.g. control rods
    • G21C7/12—Means for moving control elements to desired position
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P8/00—Arrangements for controlling dynamo-electric motors of the kind having motors rotating step by step
    • H02P8/14—Arrangements for controlling speed or speed and torque
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00—Energy generation of nuclear origin
    • Y02E30/30—Nuclear fission reactors
FR7042980A 1969-12-04 1970-11-30 Expired FR2072648A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US88203569A 1969-12-04 1969-12-04

Publications (1)

Publication Number Publication Date
FR2072648A5 true FR2072648A5 (fr) 1971-09-24

Family

ID=25379752

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7042980A Expired FR2072648A5 (fr) 1969-12-04 1970-11-30

Country Status (5)

Country Link
US (1) US3706924A (fr)
CH (1) CH516891A (fr)
DE (1) DE2059367A1 (fr)
FR (1) FR2072648A5 (fr)
GB (1) GB1294949A (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3866099A (en) * 1973-08-01 1975-02-11 Gen Motors Corp Motor power supply system
US3924167A (en) * 1973-09-17 1975-12-02 Ampex Three Phase brushless DC motor
US4011487A (en) * 1974-10-07 1977-03-08 Loomis Donald D Solid state commutator motor with internally powered armature
US4228384A (en) * 1978-05-08 1980-10-14 Kollmorgen Technologies Corporation Brushless DC printed motor
US4562386A (en) * 1984-01-26 1985-12-31 Performance Controls Company Current sense demodulator
US4818922A (en) * 1986-10-22 1989-04-04 Allied-Signal Inc. Optical commutation for permanent magnet motors
JPH01116409A (ja) * 1987-10-29 1989-05-09 Fanuc Ltd アブソリュート・ロータリ・エンコーダ
US4814677A (en) * 1987-12-14 1989-03-21 General Electric Company Field orientation control of a permanent magnet motor
US6008179A (en) 1995-05-16 1999-12-28 3M Innovative Properties Company Azeotrope-like compositions and their use

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3327191A (en) * 1963-07-29 1967-06-20 Hitachi Ltd Two-phase reversible step motor
US3297927A (en) * 1964-02-20 1967-01-10 Scantlin Electronics Inc Controller for display board
US3355646A (en) * 1964-04-10 1967-11-28 Hitachi Ltd Optimum driving method for step motors
DE1254389B (fr) * 1964-10-26 1967-11-16
US3381193A (en) * 1964-10-26 1968-04-30 California Comp Products Inc Incremental stepping motor apparatus and methods for driving
US3385984A (en) * 1965-03-29 1968-05-28 Gen Precision Inc Variable reluctance stepper motor damper
US3418550A (en) * 1966-06-14 1968-12-24 Gen Electric Brushless adjustable speed drive
US3437899A (en) * 1966-08-04 1969-04-08 Tokyo Keiki Kk Power source device for driving step motor of gyro
US3445741A (en) * 1967-04-17 1969-05-20 Gerber Scientific Instr Co Fractional step rotary stepping motor and control system therefor
US3535604A (en) * 1968-06-14 1970-10-20 Superior Electric Co Electric stepping motor

Also Published As

Publication number Publication date
US3706924A (en) 1972-12-19
DE2059367A1 (de) 1971-06-09
GB1294949A (fr) 1972-11-01
CH516891A (de) 1971-12-15

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Legal Events

Date Code Title Description
ST Notification of lapse