GB291324A - Improved ellipsograph - Google Patents

Improved ellipsograph

Info

Publication number
GB291324A
GB291324A GB211328A GB211328A GB291324A GB 291324 A GB291324 A GB 291324A GB 211328 A GB211328 A GB 211328A GB 211328 A GB211328 A GB 211328A GB 291324 A GB291324 A GB 291324A
Authority
GB
United Kingdom
Prior art keywords
limb
templet
sleeve
carries
pivoted
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
GB211328A
Other languages
English (en)
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
Priority to BE347916D priority Critical patent/BE347916A/xx
Priority to CH131377D priority patent/CH131377A/de
Priority to FR646998D priority patent/FR646998A/fr
Application filed by Individual filed Critical Individual
Priority to GB211328A priority patent/GB291324A/en
Publication of GB291324A publication Critical patent/GB291324A/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
    • B43L11/00—Non-circular-curve-drawing instruments
    • B43L11/02—Non-circular-curve-drawing instruments for drawing conic sections
    • B43L11/04—Non-circular-curve-drawing instruments for drawing conic sections for drawing ellipses
    • B43L11/041—Non-circular-curve-drawing instruments for drawing conic sections for drawing ellipses by means of a compass

Landscapes

  • Adornments (AREA)
  • Chairs For Special Purposes, Such As Reclining Chairs (AREA)
GB211328A 1928-01-23 1928-01-23 Improved ellipsograph Expired GB291324A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
BE347916D BE347916A (OSRAM) 1928-01-23
CH131377D CH131377A (de) 1928-01-23 1928-01-07 Ellipsenzirkel.
FR646998D FR646998A (fr) 1928-01-23 1928-01-12 Compas à tracer des ellipses et des courbes
GB211328A GB291324A (en) 1928-01-23 1928-01-23 Improved ellipsograph

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB211328A GB291324A (en) 1928-01-23 1928-01-23 Improved ellipsograph

Publications (1)

Publication Number Publication Date
GB291324A true GB291324A (en) 1928-05-31

Family

ID=9733834

Family Applications (1)

Application Number Title Priority Date Filing Date
GB211328A Expired GB291324A (en) 1928-01-23 1928-01-23 Improved ellipsograph

Country Status (4)

Country Link
BE (1) BE347916A (OSRAM)
CH (1) CH131377A (OSRAM)
FR (1) FR646998A (OSRAM)
GB (1) GB291324A (OSRAM)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2493229A (en) * 1948-08-26 1950-01-03 Dibrell Instrument for drawing ellipses or the like
US2707831A (en) * 1951-12-18 1955-05-10 Lawrence B Rial Ellipse-drawing compass

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1228671B (it) * 1989-03-20 1991-07-03 Ilca Spa Compasso, particolarmente per disegnatori.

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2493229A (en) * 1948-08-26 1950-01-03 Dibrell Instrument for drawing ellipses or the like
US2707831A (en) * 1951-12-18 1955-05-10 Lawrence B Rial Ellipse-drawing compass

Also Published As

Publication number Publication date
BE347916A (OSRAM)
FR646998A (fr) 1928-11-19
CH131377A (de) 1929-02-15

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