GB190608259A - Improvements in or relating to Magnetic Compasses. - Google Patents

Improvements in or relating to Magnetic Compasses.

Info

Publication number
GB190608259A
GB190608259A GB190608259DA GB190608259A GB 190608259 A GB190608259 A GB 190608259A GB 190608259D A GB190608259D A GB 190608259DA GB 190608259 A GB190608259 A GB 190608259A
Authority
GB
United Kingdom
Prior art keywords
bowl
brass
compasses
springs
carried
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
Inventor
James Leighton
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 by Individual filed Critical Individual
Application granted granted Critical
Publication of GB190608259A publication Critical patent/GB190608259A/en
Expired legal-status Critical Current

Links

Landscapes

  • Water Treatment By Electricity Or Magnetism (AREA)

Abstract

8259. Leighton, J. April 5. Compasses, magnetic.-To simplify the mounting of compasses and dispense with correcting magnets, spheres, and flinders bars, the bowl is formed of two parts, the lower a of cast iron, about three-quarters of the who!e, and the upper b of brass, the whole being turned on both surfaces to a uniform thickness ; the needles are arranged to swing parallel to the upper edge of the iron, the support c being carried on a brass socket a' fitted to the bowl a. The bowl is carried by a brass star-frame d screwed on a boss a<2> on the bowl and hung from the inner gimbal ring e by springs f, which may be of brass, and is steadied by springs g of Muntz's metal &c., interposed between the gimbal ring and the brass portion b of the bowl.
GB190608259D 1906-04-05 1906-04-05 Improvements in or relating to Magnetic Compasses. Expired GB190608259A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB190608259T 1906-04-05

Publications (1)

Publication Number Publication Date
GB190608259A true GB190608259A (en) 1907-02-21

Family

ID=32433458

Family Applications (1)

Application Number Title Priority Date Filing Date
GB190608259D Expired GB190608259A (en) 1906-04-05 1906-04-05 Improvements in or relating to Magnetic Compasses.

Country Status (1)

Country Link
GB (1) GB190608259A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2653390A (en) * 1949-01-05 1953-09-29 White Ezekiel Field Gun compass
US4503623A (en) * 1979-12-14 1985-03-12 Gould Jr Edward Level

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2653390A (en) * 1949-01-05 1953-09-29 White Ezekiel Field Gun compass
US4503623A (en) * 1979-12-14 1985-03-12 Gould Jr Edward Level

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