JPS5757209A - Course indicating device - Google Patents

Course indicating device

Info

Publication number
JPS5757209A
JPS5757209A JP13361280A JP13361280A JPS5757209A JP S5757209 A JPS5757209 A JP S5757209A JP 13361280 A JP13361280 A JP 13361280A JP 13361280 A JP13361280 A JP 13361280A JP S5757209 A JPS5757209 A JP S5757209A
Authority
JP
Japan
Prior art keywords
course
preset
travelling
output
current
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.)
Granted
Application number
JP13361280A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6239881B2 (enrdf_load_stackoverflow
Inventor
Nobuyoshi Yoshikawa
Tomoji Natsume
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.)
Nippon Seiki Co Ltd
Original Assignee
Nippon Seiki Co Ltd
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 Nippon Seiki Co Ltd filed Critical Nippon Seiki Co Ltd
Priority to JP13361280A priority Critical patent/JPS5757209A/ja
Publication of JPS5757209A publication Critical patent/JPS5757209A/ja
Publication of JPS6239881B2 publication Critical patent/JPS6239881B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C17/00—Compasses; Devices for ascertaining true or magnetic north for navigation or surveying purposes
    • G01C17/02—Magnetic compasses
    • G01C17/28—Electromagnetic compasses
    • G01C17/30—Earth-inductor compasses

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Control Of Position, Course, Altitude, Or Attitude Of Moving Bodies (AREA)
  • Navigation (AREA)
JP13361280A 1980-09-25 1980-09-25 Course indicating device Granted JPS5757209A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13361280A JPS5757209A (en) 1980-09-25 1980-09-25 Course indicating device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13361280A JPS5757209A (en) 1980-09-25 1980-09-25 Course indicating device

Publications (2)

Publication Number Publication Date
JPS5757209A true JPS5757209A (en) 1982-04-06
JPS6239881B2 JPS6239881B2 (enrdf_load_stackoverflow) 1987-08-25

Family

ID=15108873

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13361280A Granted JPS5757209A (en) 1980-09-25 1980-09-25 Course indicating device

Country Status (1)

Country Link
JP (1) JPS5757209A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5958313U (ja) * 1982-10-08 1984-04-16 三菱電機株式会社 方位表示装置
US4590679A (en) * 1982-12-30 1986-05-27 Nautech Limited Compass systems
JPS6269117A (ja) * 1985-09-21 1987-03-30 Rhythm Watch Co Ltd 方位表示装置

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5958313U (ja) * 1982-10-08 1984-04-16 三菱電機株式会社 方位表示装置
US4590679A (en) * 1982-12-30 1986-05-27 Nautech Limited Compass systems
EP0113221B1 (en) * 1982-12-30 1987-04-08 Nautech Limited Compass systems
JPS6269117A (ja) * 1985-09-21 1987-03-30 Rhythm Watch Co Ltd 方位表示装置

Also Published As

Publication number Publication date
JPS6239881B2 (enrdf_load_stackoverflow) 1987-08-25

Similar Documents

Publication Publication Date Title
JPS57147143A (en) Objective lens driving device
GB1381307A (en) Method for the measurement of direct currents with floating input and direct time indication
JPS5757209A (en) Course indicating device
JPS5775318A (en) Measuring device for traveling locus shift of selftraveling car
JPS56132502A (en) Fix detecting probe
JPS5735764A (en) Fundamental frequency measuring device
JPS55101868A (en) Device for measuring vector voltage ratio
JPS5734408A (en) Direction indicator
JPS5612568A (en) Body detecting device
JPS55144557A (en) Surface potentiometer
JPS6230233Y2 (enrdf_load_stackoverflow)
JPS56125624A (en) Measuring apparatus of molten metal level
JPS5687859A (en) Speed alarming device for automobile
JPH0366620B2 (enrdf_load_stackoverflow)
JPS6429723A (en) Torque detecting circuit
SU1142730A2 (ru) Датчик угловых перемещений
SU634208A1 (ru) Устройство дл измерени скорости
JPS57175234A (en) Load detecting sensor
JPS5780284A (en) Controller for torque of induction motor
JPS55144556A (en) Surface potentiometer
ES8802345A1 (es) Perfeccionamientos en un aparato libre de fallos para detec-tar velocidades o medir distancias
JPS55125404A (en) Distortion gage
JPS5655801A (en) Method and device for detecting joint of steel wire core of aluminum cable
JPS5777237A (en) Automatic winker cancelling apparatus
JPS57108708A (en) Azimuth detector