Display device for higher mathematics
The utility model provides a display device for higher mathematics, includes supporting seat, mathematic model seat, fixes a position the toper round pin, the supporting seat top has a location bulgeloop, and the supporting seat is inside to have the reference column groove, the reference column ins...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Online-Zugang: | Volltext bestellen |
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| Zusammenfassung: | The utility model provides a display device for higher mathematics, includes supporting seat, mathematic model seat, fixes a position the toper round pin, the supporting seat top has a location bulgeloop, and the supporting seat is inside to have the reference column groove, the reference column inslot evenly distributed of portion location wing groove, and the reference column inslot evenly distributed of portion tooth's socket, reference column inslot portion has a toper boss, mathematic model seat inside has location bulge loop groove, and mathematic model foot stall portion has the reference column, and the outside evenly distributed of reference column fixes a position the wing, the outside evenly distributed external tooth of reference column, and reference column inside has toper boss groove, and location bulge loop inslot is put into to the location bulge loop, and the reference column inslot is put into to the reference column, and fix a position the wing and fix a position the wing slot combination, |
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