CH281463A - Ellipsenzirkel. - Google Patents
Ellipsenzirkel.Info
- Publication number
- CH281463A CH281463A CH281463DA CH281463A CH 281463 A CH281463 A CH 281463A CH 281463D A CH281463D A CH 281463DA CH 281463 A CH281463 A CH 281463A
- Authority
- CH
- Switzerland
- Prior art keywords
- elliptical compass
- compass
- elliptical
- Prior art date
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
- B43L11/05—Non-circular-curve-drawing instruments for drawing conic sections for drawing ellipses with gears
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEH4821A DE918294C (de) | 1950-08-06 | 1950-08-06 | Ellipsenzirkel |
Publications (1)
Publication Number | Publication Date |
---|---|
CH281463A true CH281463A (de) | 1952-03-15 |
Family
ID=7144143
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH281463D CH281463A (de) | 1950-08-06 | 1949-04-07 | Ellipsenzirkel. |
Country Status (2)
Country | Link |
---|---|
CH (1) | CH281463A (de) |
DE (1) | DE918294C (de) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2913823A (en) * | 1958-01-14 | 1959-11-24 | Paul D Robinson | Ellipsograph |
US2933813A (en) * | 1953-02-16 | 1960-04-26 | Albert V T Day | Ellipsographs |
US2961769A (en) * | 1954-09-13 | 1960-11-29 | Charles E Mowry | Planetary ellipsograph |
WO1983002588A1 (fr) * | 1982-01-27 | 1983-08-04 | Hans Rauner | Compas pour tracer des ellipses |
AT400552B (de) * | 1993-12-15 | 1996-01-25 | Napetschnig Karl Severin Mag | Zeichengerät-ellipsenzirkel |
-
1949
- 1949-04-07 CH CH281463D patent/CH281463A/de unknown
-
1950
- 1950-08-06 DE DEH4821A patent/DE918294C/de not_active Expired
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2933813A (en) * | 1953-02-16 | 1960-04-26 | Albert V T Day | Ellipsographs |
US2961769A (en) * | 1954-09-13 | 1960-11-29 | Charles E Mowry | Planetary ellipsograph |
US2913823A (en) * | 1958-01-14 | 1959-11-24 | Paul D Robinson | Ellipsograph |
WO1983002588A1 (fr) * | 1982-01-27 | 1983-08-04 | Hans Rauner | Compas pour tracer des ellipses |
AT400552B (de) * | 1993-12-15 | 1996-01-25 | Napetschnig Karl Severin Mag | Zeichengerät-ellipsenzirkel |
Also Published As
Publication number | Publication date |
---|---|
DE918294C (de) | 1954-09-23 |
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