Simple operation exercising device
The utility model discloses a simple operation exercising device. The simple operation exercising device comprises a casing, wherein the inside of the casing is provided with a plurality of separation cavities, each separation cavity is provided with a supporting rotary shaft, each supporting rotary...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The utility model discloses a simple operation exercising device. The simple operation exercising device comprises a casing, wherein the inside of the casing is provided with a plurality of separation cavities, each separation cavity is provided with a supporting rotary shaft, each supporting rotary shaft is provided with a rotary prism, and each rotary prism is provided with number marks or operator marks; and observation/operation openings are disposed on the casing at positions corresponding to the rotary prisms. The number marks comprise numbers from 0 to 9, and the operator marks comprise operators such as "plus", "minus", "multiplication sign" and "division sign"; and when the simple operation exercising device is used, the rotary prisms are turned and rotate, number and operators are displayed through the observation/operation openings when the rotary prisms stop, and operation of plus, minus, multiplication and division can be exercised according to the number marks and the operator marks. The simple |
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