Umbrella is instructed to pH valve

The utility model discloses an umbrella is instructed to pH valve, umbrella frame who is connected including the umbrella pole, with the umbrella pole and the umbrella face of being connected with umbrella frame, the top surface of this umbrella face is equipped with the coating ply of the testable...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Chen Xieyou, Zheng Yongcheng, Bi Yiqing
Format: Patent
Sprache:chi ; eng
Schlagworte:
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Beschreibung
Zusammenfassung:The utility model discloses an umbrella is instructed to pH valve, umbrella frame who is connected including the umbrella pole, with the umbrella pole and the umbrella face of being connected with umbrella frame, the top surface of this umbrella face is equipped with the coating ply of the testable pH valve in many places, and the top surface of this umbrella face still is equipped with the bandage of receipts umbrella time spent, and this bandage is pH valve comparison card to be taken, the umbrella face is transparent umbrella face. The coating ply can be used to test the pH valve of rainwater to different colour is shown along with the difference of pH valve, the coating ply is acidity like the rainwater, just can show for red, the coating ply is basicity like the rainwater, just can show for blue. Because the umbrella face is the colour variable of transparent umbrella face, people's permeable umbrella face direct viewing coating ply to the accurate pH valve of knowing the rainwater in accessible pH valve