GB246081A - Improvements in spring bows and bow compasses - Google Patents

Improvements in spring bows and bow compasses

Info

Publication number
GB246081A
GB246081A GB2649725A GB2649725A GB246081A GB 246081 A GB246081 A GB 246081A GB 2649725 A GB2649725 A GB 2649725A GB 2649725 A GB2649725 A GB 2649725A GB 246081 A GB246081 A GB 246081A
Authority
GB
United Kingdom
Prior art keywords
bows
spring bows
compasses
spring
bow compasses
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
GB2649725A
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.)
Norton & Gregory Ltd
Original Assignee
Norton & Gregory Ltd
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 Norton & Gregory Ltd filed Critical Norton & Gregory Ltd
Priority to GB2649725A priority Critical patent/GB246081A/en
Publication of GB246081A publication Critical patent/GB246081A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L9/00—Circular curve-drawing or like instruments
    • B43L9/02—Compasses
    • B43L9/06—Compasses with legs formed by flat springs

Landscapes

  • Output Control And Ontrol Of Special Type Engine (AREA)

Abstract

246,081. Norton &. Gregrory, Ltd., and Hickman, G. G. Oct. 22, 1925. Compasses and dividers. - Spring bows are adjusted by a circular nut D engaging a screw-threaded part G of the body B and bearing against the inner surface of the spring arm C; the screw threads are preferably left-banded. The invention is especially applicable to rotating bows having a plunger A capable of endwise movement in the body B.
GB2649725A 1925-10-22 1925-10-22 Improvements in spring bows and bow compasses Expired GB246081A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB2649725A GB246081A (en) 1925-10-22 1925-10-22 Improvements in spring bows and bow compasses

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2649725A GB246081A (en) 1925-10-22 1925-10-22 Improvements in spring bows and bow compasses

Publications (1)

Publication Number Publication Date
GB246081A true GB246081A (en) 1926-01-21

Family

ID=10244575

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2649725A Expired GB246081A (en) 1925-10-22 1925-10-22 Improvements in spring bows and bow compasses

Country Status (1)

Country Link
GB (1) GB246081A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2465869A (en) * 1943-10-18 1949-03-29 Dietzgen Co Eugene Railroad ruling pen
US3335497A (en) * 1966-03-07 1967-08-15 Keuffel & Esser Co Scribing instruments

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2465869A (en) * 1943-10-18 1949-03-29 Dietzgen Co Eugene Railroad ruling pen
US3335497A (en) * 1966-03-07 1967-08-15 Keuffel & Esser Co Scribing instruments

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