GB191107718A - Improvements in Mariners' Compasses. - Google Patents
Improvements in Mariners' Compasses.Info
- Publication number
- GB191107718A GB191107718A GB191107718DA GB191107718A GB 191107718 A GB191107718 A GB 191107718A GB 191107718D A GB191107718D A GB 191107718DA GB 191107718 A GB191107718 A GB 191107718A
- Authority
- GB
- United Kingdom
- Prior art keywords
- mariners
- compasses
- bowl
- whyte
- swings
- 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
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
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Treatment Of Fiber Materials (AREA)
- Control And Other Processes For Unpacking Of Materials (AREA)
Abstract
7718. Whyte, W. D. March 28. Mariners' compasses.-To reduce the drag on the card b when it swings, the part of the bowl in proximity thereto is arranged to be at an angle to it. The bowl a is made with an inwardly projecting ledge f, or the walls of the bowl may slope.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB191107718T | 1911-03-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB191107718A true GB191107718A (en) | 1911-07-13 |
Family
ID=32365820
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB191107718D Expired GB191107718A (en) | 1911-03-28 | 1911-03-28 | Improvements in Mariners' Compasses. |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB191107718A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4156178A (en) * | 1977-05-19 | 1979-05-22 | Stockton Raymond F | Terrestrial magnetism responsive device including a pair of balanced north seeking magnets rotatable on a magnetic axis |
-
1911
- 1911-03-28 GB GB191107718D patent/GB191107718A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4156178A (en) * | 1977-05-19 | 1979-05-22 | Stockton Raymond F | Terrestrial magnetism responsive device including a pair of balanced north seeking magnets rotatable on a magnetic axis |
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