DE268144C - - Google Patents
Info
- Publication number
- DE268144C DE268144C DENDAT268144D DE268144DA DE268144C DE 268144 C DE268144 C DE 268144C DE NDAT268144 D DENDAT268144 D DE NDAT268144D DE 268144D A DE268144D A DE 268144DA DE 268144 C DE268144 C DE 268144C
- Authority
- DE
- Germany
- Prior art keywords
- triangle
- circle
- circumference
- hinged
- circular disk
- 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.)
- Active
Links
- 230000037431 insertion Effects 0.000 claims description 2
- 238000003780 insertion Methods 0.000 claims description 2
- 230000009466 transformation Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/02—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for mathematics
- G09B23/04—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for mathematics for geometry, trigonometry, projection or perspective
Landscapes
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Computational Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- Geometry (AREA)
- Business, Economics & Management (AREA)
- Algebra (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- Theoretical Computer Science (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Publications (1)
Publication Number | Publication Date |
---|---|
DE268144C true DE268144C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Family
ID=525139
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DENDAT268144D Active DE268144C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE268144C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1009829B (de) * | 1952-05-02 | 1957-06-06 | Karl Jaeger | Modell zur Veranschaulichung der Inhaltsformel des Kreises |
FR2611068A1 (fr) * | 1987-02-16 | 1988-08-19 | Aguilar Michel | Astrorythme |
US5269646A (en) * | 1989-05-09 | 1993-12-14 | Focke & Co. (Gmbh & Co.) | Process and installation for the rearrangement of articles palletised according to sorts to form groups of specific sort composition |
DE19607384A1 (de) * | 1996-02-28 | 1997-09-04 | Wolfgang Warmuth | Gerät zur Darstellung der Winkelfunktionen |
US5715930A (en) * | 1994-10-26 | 1998-02-10 | Wilhelm Hogenkamp Verpackungstechnik | Delivery apparatus for articles entering in transverse rows on a circulating endless feed belt |
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0
- DE DENDAT268144D patent/DE268144C/de active Active
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1009829B (de) * | 1952-05-02 | 1957-06-06 | Karl Jaeger | Modell zur Veranschaulichung der Inhaltsformel des Kreises |
FR2611068A1 (fr) * | 1987-02-16 | 1988-08-19 | Aguilar Michel | Astrorythme |
US5269646A (en) * | 1989-05-09 | 1993-12-14 | Focke & Co. (Gmbh & Co.) | Process and installation for the rearrangement of articles palletised according to sorts to form groups of specific sort composition |
US5715930A (en) * | 1994-10-26 | 1998-02-10 | Wilhelm Hogenkamp Verpackungstechnik | Delivery apparatus for articles entering in transverse rows on a circulating endless feed belt |
DE19607384A1 (de) * | 1996-02-28 | 1997-09-04 | Wolfgang Warmuth | Gerät zur Darstellung der Winkelfunktionen |