FR2387436A1 - Perfectionnements aux boussoles - Google Patents
Perfectionnements aux boussolesInfo
- Publication number
- FR2387436A1 FR2387436A1 FR7811033A FR7811033A FR2387436A1 FR 2387436 A1 FR2387436 A1 FR 2387436A1 FR 7811033 A FR7811033 A FR 7811033A FR 7811033 A FR7811033 A FR 7811033A FR 2387436 A1 FR2387436 A1 FR 2387436A1
- Authority
- FR
- France
- Prior art keywords
- compass
- magnet
- organ
- rose
- needle
- 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
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
-
- 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
- G01C17/06—Suspending magnetic elements
- G01C17/08—Suspending magnetic elements by flotation
Landscapes
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Toys (AREA)
- Pivots And Pivotal Connections (AREA)
- Details Of Measuring And Other Instruments (AREA)
- Supports Or Holders For Household Use (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
- Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)
- Catching Or Destruction (AREA)
- Medicines Containing Plant Substances (AREA)
- Inorganic Insulating Materials (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Credit Cards Or The Like (AREA)
- Magnetic Bearings And Hydrostatic Bearings (AREA)
- Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
Abstract
Boussole. Elle comprend une chambre, une rose, une aiguille ou un organe analogue, un ensemble de suspension de cet organe à l'intérieur de la chambre, une monture d'aimant en contact avec cet organe, un aimant reçu par cette monture de façon qu'en cours d'utilisation l'aimant puisse tourner au moins dans un plan perpendiculaire au plan de la rose, aiguille ou organe analogue, ce mouvement ne provoquant pas de déplacement notable de cet organe. Applications aux navires et aux aéronefs.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NZ18386877 | 1977-04-14 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2387436A1 true FR2387436A1 (fr) | 1978-11-10 |
FR2387436B1 FR2387436B1 (fr) | 1984-06-22 |
Family
ID=19918093
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7811033A Granted FR2387436A1 (fr) | 1977-04-14 | 1978-04-14 | Perfectionnements aux boussoles |
Country Status (11)
Country | Link |
---|---|
US (1) | US4227313A (fr) |
JP (1) | JPS5415772A (fr) |
CA (1) | CA1118198A (fr) |
DE (1) | DE2816252A1 (fr) |
FI (1) | FI73314C (fr) |
FR (1) | FR2387436A1 (fr) |
GB (1) | GB1600108A (fr) |
IE (1) | IE46532B1 (fr) |
NL (1) | NL7804003A (fr) |
NO (1) | NO152629C (fr) |
SE (1) | SE439198B (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6034841A (ja) * | 1983-08-05 | 1985-02-22 | 川崎製鉄株式会社 | 複合金属板およびその製造方法 |
CH690249A5 (de) * | 1995-06-07 | 2000-06-15 | Recta Ag | Kompass mit neigungskompensierender Anzeige. |
US6708415B1 (en) * | 2002-06-03 | 2004-03-23 | Eugene Victor Osten | Magnetic compass structure |
CN101270986B (zh) * | 2007-03-21 | 2010-12-29 | 吴姿莹 | 具有设定方向功能的平衡装置 |
US9234753B2 (en) | 2013-06-18 | 2016-01-12 | Frank Sanns, Jr. | Fluid or low friction permanent magnet compass |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2177218A (en) * | 1937-05-04 | 1939-10-24 | Us Gauge Co | Magnetic compass |
US2300710A (en) * | 1937-05-04 | 1942-11-03 | Sperry Prod Inc | Universal flight indicator |
US2446258A (en) * | 1943-11-29 | 1948-08-03 | Lockheed Aircraft Corp | Compass |
US3088217A (en) * | 1960-11-10 | 1963-05-07 | Zeiss Carl | Orientation compass |
US3374549A (en) * | 1966-05-09 | 1968-03-26 | William H Anderson | Orientator |
GB1228468A (fr) * | 1968-07-11 | 1971-04-15 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1306882A (en) * | 1919-06-17 | clarke | ||
US1533683A (en) * | 1921-10-27 | 1925-04-14 | Gen Electric | Compass and magnetic dip indicator |
US2803068A (en) * | 1956-03-08 | 1957-08-20 | Russell I Mason | Swimmer's underwater compass |
US3349406A (en) * | 1965-06-23 | 1967-10-24 | Geodyne Corp | Monitoring position-indicating recorder |
CA861781A (en) * | 1968-06-29 | 1971-01-26 | Patrick Harrison And Company Limited | Aircraft compass |
US3568328A (en) * | 1968-07-01 | 1971-03-09 | Harrison & Co Ltd Patrick | Aircraft compass |
DE1933551A1 (de) * | 1969-07-02 | 1971-01-07 | Prefag Carl Rivoir & Co | Fluessigkeitsgefuellter Magnetkompass |
US3927474A (en) * | 1973-08-07 | 1975-12-23 | Laitram Corp | Internally gimballed compass |
US4004348A (en) * | 1975-01-16 | 1977-01-25 | The Laitram Corporation | High pressure compass housing |
US4027398A (en) * | 1975-06-17 | 1977-06-07 | The Laitram Corporation | Single pivot remote reading compass |
-
1978
- 1978-04-11 CA CA000300906A patent/CA1118198A/fr not_active Expired
- 1978-04-11 GB GB14191/78A patent/GB1600108A/en not_active Expired
- 1978-04-12 US US05/896,014 patent/US4227313A/en not_active Expired - Lifetime
- 1978-04-12 SE SE7804140A patent/SE439198B/sv not_active IP Right Cessation
- 1978-04-12 IE IE715/78A patent/IE46532B1/en unknown
- 1978-04-13 NO NO781293A patent/NO152629C/no unknown
- 1978-04-14 FR FR7811033A patent/FR2387436A1/fr active Granted
- 1978-04-14 DE DE19782816252 patent/DE2816252A1/de active Granted
- 1978-04-14 FI FI781143A patent/FI73314C/fi not_active IP Right Cessation
- 1978-04-14 NL NL7804003A patent/NL7804003A/xx not_active Application Discontinuation
- 1978-04-14 JP JP4409478A patent/JPS5415772A/ja active Granted
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2177218A (en) * | 1937-05-04 | 1939-10-24 | Us Gauge Co | Magnetic compass |
US2300710A (en) * | 1937-05-04 | 1942-11-03 | Sperry Prod Inc | Universal flight indicator |
US2446258A (en) * | 1943-11-29 | 1948-08-03 | Lockheed Aircraft Corp | Compass |
US3088217A (en) * | 1960-11-10 | 1963-05-07 | Zeiss Carl | Orientation compass |
US3374549A (en) * | 1966-05-09 | 1968-03-26 | William H Anderson | Orientator |
GB1228468A (fr) * | 1968-07-11 | 1971-04-15 |
Also Published As
Publication number | Publication date |
---|---|
FI73314B (fi) | 1987-05-29 |
IE46532B1 (en) | 1983-07-13 |
SE7804140L (sv) | 1978-10-15 |
NO781293L (no) | 1978-10-17 |
FI73314C (fi) | 1987-09-10 |
NO152629B (no) | 1985-07-15 |
NL7804003A (nl) | 1978-10-17 |
US4227313A (en) | 1980-10-14 |
FR2387436B1 (fr) | 1984-06-22 |
SE439198B (sv) | 1985-06-03 |
CA1118198A (fr) | 1982-02-16 |
DE2816252A1 (de) | 1978-10-26 |
JPS5415772A (en) | 1979-02-05 |
FI781143A (fi) | 1978-10-15 |
IE780715L (en) | 1978-10-14 |
NO152629C (no) | 1985-10-23 |
DE2816252C2 (fr) | 1987-12-23 |
GB1600108A (en) | 1981-10-14 |
JPS6122763B2 (fr) | 1986-06-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |