DE112834C - - Google Patents

Info

Publication number
DE112834C
DE112834C DENDAT112834D DE112834DA DE112834C DE 112834 C DE112834 C DE 112834C DE NDAT112834 D DENDAT112834 D DE NDAT112834D DE 112834D A DE112834D A DE 112834DA DE 112834 C DE112834 C DE 112834C
Authority
DE
Germany
Prior art keywords
iron core
arm
spring
roller
solenoid
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.)
Active
Application number
DENDAT112834D
Other languages
German (de)
English (en)
Publication of DE112834C publication Critical patent/DE112834C/de
Active 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
    • G01C17/04—Magnetic compasses with north-seeking magnetic elements, e.g. needles
    • G01C17/20—Observing the compass card or needle

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Unknown Time Intervals (AREA)
DENDAT112834D Active DE112834C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Publications (1)

Publication Number Publication Date
DE112834C true DE112834C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=382466

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT112834D Active DE112834C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Country Status (1)

Country Link
DE (1) DE112834C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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