GB190602854A - A New or Improved Nautical Position Finder and Course Protractor applicable also for other purposes. - Google Patents
A New or Improved Nautical Position Finder and Course Protractor applicable also for other purposes.Info
- Publication number
- GB190602854A GB190602854A GB190602854DA GB190602854A GB 190602854 A GB190602854 A GB 190602854A GB 190602854D A GB190602854D A GB 190602854DA GB 190602854 A GB190602854 A GB 190602854A
- Authority
- GB
- United Kingdom
- Prior art keywords
- cards
- protractor
- applicable
- course
- purposes
- 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
Landscapes
- Drawing Aids And Blackboards (AREA)
Abstract
2854. Ashe, F. A. Feb. 6. Protractors.-An instrument for finding courses or positions on a chart consists of a pair of superposed compass cards a, c, preferably of celluloid, xylonite, horn, or other transparent material, the upper being rotatable on a hollow central boss b attached to the under card and adapted to be clamped thereto by a nut h. On the same boss are pivoted two arms between the cards, having clamps p engaging the under card. In the hollow of the stud can be fitted a metal cup q with a transparent top, from the centre of which an elastic silk cord r can be stretched to any point and the position read off on the cards. [Reference has been directed under Patents Act, 1902, to Specification No. 19,570, A.D. 1894.]
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB190602854T | 1906-02-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB190602854A true GB190602854A (en) | 1907-01-17 |
Family
ID=32203656
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB190602854D Expired GB190602854A (en) | 1906-02-06 | 1906-02-06 | A New or Improved Nautical Position Finder and Course Protractor applicable also for other purposes. |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB190602854A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2557981A (en) * | 1945-09-17 | 1951-06-26 | Paul B Larsen | Navigational instrument |
US2990620A (en) * | 1955-11-29 | 1961-07-04 | Tagliere Daniel | Measuring instrument |
-
1906
- 1906-02-06 GB GB190602854D patent/GB190602854A/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2557981A (en) * | 1945-09-17 | 1951-06-26 | Paul B Larsen | Navigational instrument |
US2990620A (en) * | 1955-11-29 | 1961-07-04 | Tagliere Daniel | Measuring instrument |
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