GB1257754A - - Google Patents

Info

Publication number
GB1257754A
GB1257754A GB1257754DA GB1257754A GB 1257754 A GB1257754 A GB 1257754A GB 1257754D A GB1257754D A GB 1257754DA GB 1257754 A GB1257754 A GB 1257754A
Authority
GB
United Kingdom
Prior art keywords
bearing
movable system
compass
rivoir
pivot pin
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
Other languages
English (en)
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 filed Critical
Publication of GB1257754A publication Critical patent/GB1257754A/en
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01CMEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C17/00Compasses; Devices for ascertaining true or magnetic north for navigation or surveying purposes

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
GB1257754D 1969-07-02 1970-06-26 Expired GB1257754A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691933551 DE1933551A1 (de) 1969-07-02 1969-07-02 Fluessigkeitsgefuellter Magnetkompass

Publications (1)

Publication Number Publication Date
GB1257754A true GB1257754A (enrdf_load_stackoverflow) 1971-12-22

Family

ID=5738656

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1257754D Expired GB1257754A (enrdf_load_stackoverflow) 1969-07-02 1970-06-26

Country Status (2)

Country Link
DE (1) DE1933551A1 (enrdf_load_stackoverflow)
GB (1) GB1257754A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2816252A1 (de) * 1977-04-14 1978-10-26 John Brian Hennessy Kompass

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4027398A (en) * 1975-06-17 1977-06-07 The Laitram Corporation Single pivot remote reading compass
CH628980A5 (en) * 1978-08-18 1982-03-31 Int Watch Co Iwc Shock-absorbing bearing for compass needle
DE3446034A1 (de) * 1984-12-18 1986-06-26 Werner E. 2000 Hamburg Jannings Zeigerinstrument, insbesondere uhr, und abdeckscheibe fuer ein zeigerinstrument

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2816252A1 (de) * 1977-04-14 1978-10-26 John Brian Hennessy Kompass

Also Published As

Publication number Publication date
DE1933551A1 (de) 1971-01-07

Similar Documents

Publication Publication Date Title
GB1359346A (en) Acceleration responsive switching device
GB1257754A (enrdf_load_stackoverflow)
CH386206A (fr) Dispositif de compensation de la flèche d'une broche coulissante d'axe non vertical
FR88335E (fr) Dispositif pour la mise en rotation du plan de l'orbite d'un mobile en gravitation ainsi que mobiles tels que satellites, pourvus du présent dispositif ou dispositif similaire
GB1295477A (enrdf_load_stackoverflow)
GB582691A (en) Improvements in or relating to magnetic compasses
IE780715L (en) Magnetic compass
ES456969A1 (es) Aparato de compensacion de error de punteria.
GB509940A (en) Improvements in or relating to magnetic compass devices
GB807292A (en) Gyro compasses
GB1095966A (en) Magnetic compass
GB1161468A (en) An Electronic Precision Beam Balance
GB487757A (en) Improvements in liquid magnetic compasses
Alekseeva et al. The role of the dynamo mechanism associated with small-scale motions of neutrals in the creation of magnetic disturbances and ionospheric discontinuities(Earth ionosphere and magnetosphere electrodynamic state analyzed as function of neutral gas small scale motions, considering magnetic disturbances and ionospheric discontinuities)
GB522436A (en) Improvements in or relating to magnetic compasses
FR1189531A (fr) Dispositif de suspension de palier, notamment d'un groupe turbo-électrogène
HOF Microseismic vibration effects on high precision instruments include constant, natural-earth movements not produced by earthquakes or explosions
GB1457826A (en) Inclinometers
GB863457A (en) Vertical reference-defining apparatus
CLARK Geologic utility of small scale airphotos(Geologic value of small scale aerial photographs and comparison of high altitude oblique and vertical photographs of California)
GB903469A (en) Improvements in or relating to aerials
AFRAIMOVICH et al. Investigation of ionospheric disturbances by the interference method(Traveling ionospheric perturbations investigation by vertical sounding with interference method, presenting group path difference measurements as function of frequency and time)
AIGUABELLA Features of the magnetic alignment of the ESRO-IA satellite(Attitude stability of ESRO 1 satellite noting geomagnetic effects, alignment, and upper atmosphere drag)
PERELYGIN Investigation of the region of signal formation during reflection from the ionosphere(Diurnal fluctuations in radio echo producing ionospheric region horizontal scale and height, discussing dependence on solar position)
EYFRIG Influence of magnetic declination on the altitude of the top of the F 2 ionospheric layer(Magnetic declination effect on altitude of top of F 2 ionospheric layer at midlatitudes using M/3000/F 2 transmission factor)

Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees