CA977409A - Indicator drive for automatic rotator - Google Patents

Indicator drive for automatic rotator

Info

Publication number
CA977409A
CA977409A CA151,882A CA151882A CA977409A CA 977409 A CA977409 A CA 977409A CA 151882 A CA151882 A CA 151882A CA 977409 A CA977409 A CA 977409A
Authority
CA
Canada
Prior art keywords
indicator drive
automatic rotator
rotator
automatic
indicator
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
CA151,882A
Other versions
CA151882S (en
Inventor
Bruce H. Buckley
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.)
RCA Corp
Original Assignee
RCA 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 RCA Corp filed Critical RCA Corp
Application granted granted Critical
Publication of CA977409A publication Critical patent/CA977409A/en
Expired legal-status Critical Current

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
    • G05D3/14—Control of position or direction using feedback using an analogue comparing device
    • G05D3/1481—Control of position or direction using feedback using an analogue comparing device with discrete position sensor
    • 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
    • G05D3/125—Control of position or direction using feedback using discrete position sensor
    • G05D3/127—Control of position or direction using feedback using discrete position sensor with electrical contact

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Control Of Ac Motors In General (AREA)
  • Selective Calling Equipment (AREA)
  • Control Of Position Or Direction (AREA)
  • Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
  • Forklifts And Lifting Vehicles (AREA)
  • Control Of Stepping Motors (AREA)
CA151,882A 1971-10-11 1972-09-15 Indicator drive for automatic rotator Expired CA977409A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4731071A GB1406994A (en) 1971-10-11 1971-10-11 Indicator drive for automatic rotator

Publications (1)

Publication Number Publication Date
CA977409A true CA977409A (en) 1975-11-04

Family

ID=10444497

Family Applications (1)

Application Number Title Priority Date Filing Date
CA151,882A Expired CA977409A (en) 1971-10-11 1972-09-15 Indicator drive for automatic rotator

Country Status (7)

Country Link
US (1) US3860859A (en)
JP (1) JPS4845785A (en)
CA (1) CA977409A (en)
DE (1) DE2249806C3 (en)
FR (1) FR2157385A5 (en)
GB (1) GB1406994A (en)
IT (1) IT967946B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50104100A (en) * 1974-01-16 1975-08-16
US4109191A (en) * 1977-06-03 1978-08-22 Rca Corporation Rotator with remote indicator and self-synchronization
US6069462A (en) * 1992-03-18 2000-05-30 Flynn; Eamonn Remote control antenna rotor system
GB0227976D0 (en) * 2002-11-29 2003-01-08 Shaw Thomas M Rotating Electrical Machine

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2496485A (en) * 1946-08-22 1950-02-07 Bendix Aviat Corp Remote control and indicating system
US3102218A (en) * 1960-06-30 1963-08-27 Crown Controls Corp Plural motor remote control system
US3200314A (en) * 1963-05-03 1965-08-10 Iroler Maurice Benton Tuner antenna control

Also Published As

Publication number Publication date
US3860859A (en) 1975-01-14
DE2249806B2 (en) 1974-06-12
FR2157385A5 (en) 1973-06-01
GB1406994A (en) 1975-09-24
DE2249806A1 (en) 1973-04-19
JPS4845785A (en) 1973-06-29
DE2249806C3 (en) 1975-02-06
IT967946B (en) 1974-03-11

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