NL7808679A - Beveiligingsketens voor girokompassen. - Google Patents

Beveiligingsketens voor girokompassen.

Info

Publication number
NL7808679A
NL7808679A NL7808679A NL7808679A NL7808679A NL 7808679 A NL7808679 A NL 7808679A NL 7808679 A NL7808679 A NL 7808679A NL 7808679 A NL7808679 A NL 7808679A NL 7808679 A NL7808679 A NL 7808679A
Authority
NL
Netherlands
Prior art keywords
giro
compasses
security chains
chains
security
Prior art date
Application number
NL7808679A
Other languages
English (en)
Dutch (nl)
Original Assignee
Sperry Rand Corp
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 Sperry Rand Corp filed Critical Sperry Rand Corp
Publication of NL7808679A publication Critical patent/NL7808679A/xx

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)
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C19/00—Gyroscopes; Turn-sensitive devices using vibrating masses; Turn-sensitive devices without moving masses; Measuring angular rate using gyroscopic effects
    • G01C19/02—Rotary gyroscopes
    • G01C19/40—Rotary gyroscopes for control by signals from a master compass, i.e. repeater compasses
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/08—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors
    • H02H7/0833—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors for electric motors with control arrangements

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Automation & Control Theory (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Radio Relay Systems (AREA)
  • Gyroscopes (AREA)
  • Remote Monitoring And Control Of Power-Distribution Networks (AREA)
NL7808679A 1977-08-29 1978-08-22 Beveiligingsketens voor girokompassen. NL7808679A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/828,794 US4151519A (en) 1977-08-29 1977-08-29 Protective circuit for compass repeater amplifier systems

Publications (1)

Publication Number Publication Date
NL7808679A true NL7808679A (nl) 1979-03-02

Family

ID=25252771

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7808679A NL7808679A (nl) 1977-08-29 1978-08-22 Beveiligingsketens voor girokompassen.

Country Status (11)

Country Link
US (1) US4151519A (sv)
JP (1) JPS5453559A (sv)
CA (1) CA1117616A (sv)
DE (1) DE2837648A1 (sv)
ES (1) ES472884A1 (sv)
FR (1) FR2402243A1 (sv)
GB (1) GB2003339B (sv)
IT (1) IT1105635B (sv)
NL (1) NL7808679A (sv)
NO (1) NO146759C (sv)
SE (1) SE443042B (sv)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3324819A1 (de) * 1983-07-09 1985-01-24 Westfälische Metall Industrie KG Hueck & Co, 4780 Lippstadt Schaltungsanordnung mit einem eine last schaltenden, steuerbaren elektronischen bauelement
US4595867A (en) * 1983-09-26 1986-06-17 Engine Monitor, Inc. Steering amplifier
US4691149A (en) * 1985-10-11 1987-09-01 Caterpillar Industrial Inc. Apparatus and method for protecting a motor control circuit
GB2214011A (en) * 1987-11-12 1989-08-23 M C M Tectronics Limited Continuous monitoring of electronic equipment

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2459239A (en) * 1947-05-22 1949-01-18 Control Instr Co Inc Fault detector for transmission lines
US2943303A (en) * 1955-08-01 1960-06-28 Sperry Rand Corp Visual indicating signal monitoring system
JPS3624195B1 (sv) * 1959-05-12 1961-12-26
DE1157974B (de) * 1962-09-03 1963-11-21 Siemens Ag Einrichtung zur UEberwachung des Gleichstandes von Geber und Empfaenger bei einem Wechselstrom-Fernuebertragungssystem mit Drehmeldern
US3403874A (en) * 1965-07-20 1968-10-01 Honeywell Inc Control apparatus for aircraft having fail-safe monitoring gyros
US3509765A (en) * 1965-12-17 1970-05-05 Gen Motors Corp Inertial navigation system
US3383561A (en) * 1966-04-04 1968-05-14 Allis Chalmers Mfg Co Pulse width modulation control system
US3401549A (en) * 1966-08-09 1968-09-17 Sperry Rand Corp Failure monitor for attitude reference systems
US3482231A (en) * 1966-09-26 1969-12-02 Bendix Corp Integrity monitor and shaft position comparator
US3492735A (en) * 1967-01-31 1970-02-03 Sperry Rand Corp Apparatus for orienting a gyroscopically stabilized inertial platform
US3543124A (en) * 1968-06-14 1970-11-24 Sperry Rand Corp Overload and failure sensing circuit having duty cycle current limiting for synchro data transmitting and receiving apparatus
US3764855A (en) * 1971-02-25 1973-10-09 R Beachley Zero-ground fault-cutout desensitizing device
US3792336A (en) * 1971-06-04 1974-02-12 Sperry Rand Corp Linear to step motion converter
JPS4830722U (sv) * 1971-08-19 1973-04-14
DE2318490A1 (de) * 1973-04-12 1974-10-31 Sick Optik Elektronik Erwin Impulsuebertragungsanordnung
US3813667A (en) * 1973-05-29 1974-05-28 Us Navy Three-phase power disturbance monitor
US4053876A (en) * 1976-04-08 1977-10-11 Sidney Hoffman Alarm system for warning of unbalance or failure of one or more phases of a multi-phase high-current load

Also Published As

Publication number Publication date
NO146759C (no) 1982-12-01
JPH0114639B2 (sv) 1989-03-13
NO782926L (no) 1979-03-01
US4151519A (en) 1979-04-24
FR2402243A1 (fr) 1979-03-30
GB2003339A (en) 1979-03-07
DE2837648A1 (de) 1979-03-22
SE7809036L (sv) 1979-03-01
ES472884A1 (es) 1979-02-16
SE443042B (sv) 1986-02-10
FR2402243B1 (sv) 1983-03-11
IT1105635B (it) 1985-11-04
NO146759B (no) 1982-08-23
CA1117616A (en) 1982-02-02
IT7850880A0 (it) 1978-08-28
JPS5453559A (en) 1979-04-26
GB2003339B (en) 1982-01-27

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Legal Events

Date Code Title Description
DNT Communications of changes of names of applicants whose applications have been laid open to public inspection

Free format text: SPERRY CORPORATION

BA A request for search or an international-type search has been filed
BATV A request for search has been withdrawn
A85 Still pending on 85-01-01
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
BV The patent application has lapsed