NL7803491A - Magnetisch kompas. - Google Patents

Magnetisch kompas.

Info

Publication number: NL7803491A
Authority: NL; Netherlands
Prior art keywords: magnetic compass; compass; magnetic
Prior art date: 1977-04-04

Application number

NL7803491A

Other languages

English (en)

Original Assignee

Laitram 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.)

1977-04-04

Filing date

1978-03-31

Publication date

1978-10-06

1978-03-31 Application filed by Laitram Corp filed Critical Laitram Corp

1978-10-06 Publication of NL7803491A publication Critical patent/NL7803491A/nl

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

Landscapes

Engineering & Computer Science (AREA)
Radar, Positioning & Navigation (AREA)
Remote Sensing (AREA)
Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Navigation (AREA)
Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Toys (AREA)

NL7803491A 1977-04-04 1978-03-31 Magnetisch kompas. NL7803491A (nl)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US05/784,272 US4117602A (en)	1977-04-04	1977-04-04	Electromagnetic compass

Publications (1)

Publication Number	Publication Date
NL7803491A true NL7803491A (nl)	1978-10-06

Family

ID=25131913

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL7803491A NL7803491A (nl)	1977-04-04	1978-03-31	Magnetisch kompas.

Country Status (7)

Country	Link
US (1)	US4117602A (nl)
JP (1)	JPS53123963A (nl)
CA (1)	CA1056594A (nl)
DE (1)	DE2813886A1 (nl)
FR (1)	FR2386806A1 (nl)
GB (1)	GB1559965A (nl)
NL (1)	NL7803491A (nl)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4414754A (en) *	1982-03-04	1983-11-15	The Laitram Corporation	High resolution compass card position decoder
GB2123232A (en) *	1982-06-21	1984-01-25	Ian William Fletcher	Compass
US4588992A (en) *	1982-11-01	1986-05-13	Clark William E	Radar tracking system and display
US4611171A (en) *	1983-06-07	1986-09-09	Syntron, Inc.	Location indicator for a marine seismic cable comprising operator controlled saturable core magnetometers
US4564909A (en) *	1983-10-31	1986-01-14	The Brunton Company	Error sensing system for vessels with absolute zero referencing
GB8423086D0 (en) *	1984-09-12	1984-10-17	March A A C	Position sensor
US4577414A (en) *	1985-04-30	1986-03-25	The United States Of America As Represented By The United States Department Of Energy	Remotely readable fiber optic compass
US4606133A (en) *	1985-05-28	1986-08-19	Mills Floyd J	High resolution digital inclinometer
US5469630A (en) *	1994-08-30	1995-11-28	Lewis; W. Stan	Gimballed compass device
US5448835A (en) *	1994-08-30	1995-09-12	Lewis; W. Stan	Compass device
US5670780A (en) *	1995-04-14	1997-09-23	Lewis; W. Stan	Device providing real-time orientation and direction of an object
US5752322A (en) *	1996-06-26	1998-05-19	Lewis; W. Stan	Gimballed ouroboros compass device with digital logic
US5755036A (en) *	1996-07-25	1998-05-26	Lewis; W. Stan	Compass device with light attenuating mask
IL126210A (en) *	1998-07-01	2002-12-01	Israel Aircraft Ind Ltd	Lightweight and low-excitation magnetoturker
JP2000258564A (ja) *	1999-03-12	2000-09-22	Seiko Instruments Inc	方位計付電子腕時計
DE10102278B4 (de) *	2001-01-18	2004-10-28	Raytheon Marine Gmbh	Datenübertragungsstrecke an einer n.360° Lagerung
US6967791B2 (en) *	2001-12-06	2005-11-22	Hewlett-Packard Development Company, L.P.	Illumination systems and methods
US6826843B2 (en) *	2002-11-25	2004-12-07	Radioshack, Corp.	Electronic compass apparatus and method
US7690066B2 (en) *	2005-11-03	2010-04-06	Zodiac Pool Care, Inc.	Automatic pool cleaner
US7411512B2 (en) *	2006-03-07	2008-08-12	Michael L. Domeier	Tracking the geographic location of an animal

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2054318A (en) *	1932-05-12	1936-09-15	Gunn Ross	Compass
FR2146554A5 (nl) *	1971-07-19	1973-03-02	France Etat
US3888016A (en) *	1972-08-10	1975-06-10	Little Inc A	Digital compass
US3943763A (en) *	1974-12-11	1976-03-16	The United States Of America As Represented By The United States National Aeronautics And Space Administration Office Of General Counsel-Code Gp	Magnetic heading reference

1977
- 1977-04-04 US US05/784,272 patent/US4117602A/en not_active Expired - Lifetime
1978
- 1978-03-31 NL NL7803491A patent/NL7803491A/nl not_active Application Discontinuation
- 1978-03-31 GB GB12671/78A patent/GB1559965A/en not_active Expired
- 1978-03-31 DE DE19782813886 patent/DE2813886A1/de not_active Withdrawn
- 1978-04-03 JP JP3907478A patent/JPS53123963A/ja active Pending
- 1978-04-03 CA CA300,277A patent/CA1056594A/en not_active Expired
- 1978-04-04 FR FR7809941A patent/FR2386806A1/fr not_active Withdrawn

Also Published As

Publication number	Publication date
JPS53123963A (en)	1978-10-28
CA1056594A (en)	1979-06-19
DE2813886A1 (de)	1978-10-12
FR2386806A1 (fr)	1978-11-03
GB1559965A (en)	1980-01-30
US4117602A (en)	1978-10-03

Legal Events

Date	Code	Title	Description
1981-11-02	BV	The patent application has lapsed

Publication	Publication Date	Title
BE865203A (fr)	1978-09-22	Hogedruk-kwikdampontladingslamp.
NL7810782A (nl)	1979-05-02	Vliegtuig.
NO782989L (no)	1979-03-08	Ringlaser-gyroskop.
NL7710021A (nl)	1978-03-16	Magnetische registratieconstructie.
NL7709562A (nl)	1978-03-03	Magnetische wisinrichting.
NL7803491A (nl)	1978-10-06	Magnetisch kompas.
NL7702987A (nl)	1977-09-21	Magneetkop.
NL7605475A (nl)	1976-11-24	Kompas.
IT8025904A0 (it)	1980-11-12	Magnetometro.
NL7807893A (nl)	1979-01-30	Magnetiseringsinrichting.
IT7819894A0 (it)	1978-02-01	Dispositivo magnetico di rappresentazione.
NL7800306A (nl)	1978-07-12	Gyrokompas.
NL7710290A (nl)	1978-04-14	Magneet samenstelsel.
NL7809028A (nl)	1979-03-20	Navigatiehulp.
IT7819248A0 (it)	1978-01-13	Struttura magnetica.
NL188057C (nl)	1992-03-16	Magnetische eenheid.
NO780965L (no)	1978-10-02	Ringlasergyroskop.
NO781293L (no)	1978-10-17	Kompass.
NL7809884A (nl)	1979-04-06	Gestabiliseerde magnetietpimenten.
FI782462A (fi)	1979-02-21	Magnetkompass
IT7823733A0 (it)	1978-05-24	Contachilometri.
NL7800524A (nl)	1978-07-25	Eg.
NO145147C (no)	1982-01-20	Baerefrekvens-lydoverfoeringssystem.
NL7800099A (nl)	1978-07-07	Specietoevoegsel.
FI55909C (fi)	1979-10-10	Kompass i synnerhet foer skidorientering