BE805309A - Appareil a tracer un ovale - Google Patents
Appareil a tracer un ovaleInfo
- Publication number
- BE805309A BE805309A BE2053090A BE2053090A BE805309A BE 805309 A BE805309 A BE 805309A BE 2053090 A BE2053090 A BE 2053090A BE 2053090 A BE2053090 A BE 2053090A BE 805309 A BE805309 A BE 805309A
- Authority
- BE
- Belgium
- Prior art keywords
- plotting
- oval
- 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)
- Transmission Devices (AREA)
- Sheet Holders (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9698272A JPS4955428A (fr) | 1972-09-29 | 1972-09-29 | |
US00398451A US3834028A (en) | 1972-09-29 | 1973-09-18 | Apparatus to draw an oval |
Publications (1)
Publication Number | Publication Date |
---|---|
BE805309A true BE805309A (fr) | 1974-01-16 |
Family
ID=26438118
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE2053090A BE805309A (fr) | 1972-09-29 | 1973-09-26 | Appareil a tracer un ovale |
Country Status (8)
Country | Link |
---|---|
US (1) | US3834028A (fr) |
AU (1) | AU6045773A (fr) |
BE (1) | BE805309A (fr) |
CA (1) | CA988290A (fr) |
CH (1) | CH572817A5 (fr) |
DE (1) | DE2348990A1 (fr) |
FR (1) | FR2201189A1 (fr) |
GB (1) | GB1446924A (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2164901B (en) * | 1984-09-25 | 1988-08-24 | Gen Electric Co Plc | Apparatus for scanning a medium |
JPS61226297A (ja) * | 1985-03-28 | 1986-10-08 | 安田 寛明 | だ円の切断方法及びその装置 |
US5206194A (en) * | 1991-06-20 | 1993-04-27 | Union Oil Company Of America | Process for reactivating a deactivated crystalline molecular sieve group VIII metal catalyst |
US6052909A (en) * | 1998-08-26 | 2000-04-25 | Gardner; Mark T. | Hand-held oval cutting device |
US6158133A (en) * | 1998-12-23 | 2000-12-12 | Fiskars Inc. | Oval cutter |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US126782A (en) * | 1872-05-14 | Improvement in ellipsographs |
-
1973
- 1973-09-14 GB GB4335073A patent/GB1446924A/en not_active Expired
- 1973-09-18 US US00398451A patent/US3834028A/en not_active Expired - Lifetime
- 1973-09-19 AU AU60457/73A patent/AU6045773A/en not_active Expired
- 1973-09-26 BE BE2053090A patent/BE805309A/fr unknown
- 1973-09-28 DE DE19732348990 patent/DE2348990A1/de active Pending
- 1973-09-28 CA CA182,216A patent/CA988290A/en not_active Expired
- 1973-09-28 CH CH1392173A patent/CH572817A5/xx not_active IP Right Cessation
- 1973-09-28 FR FR7334786A patent/FR2201189A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
AU6045773A (en) | 1975-03-20 |
FR2201189A1 (fr) | 1974-04-26 |
DE2348990A1 (de) | 1974-04-04 |
CA988290A (en) | 1976-05-04 |
CH572817A5 (fr) | 1976-02-27 |
GB1446924A (en) | 1976-08-18 |
US3834028A (en) | 1974-09-10 |
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