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Modular demonstrator

阅读:379发布:2022-09-07

专利汇可以提供Modular demonstrator专利检索,专利查询,专利分析的服务。并且A modular demonstrator comprises a base member. A transparent cylindrical tube is supported in substantially upright position by the base member and has a plurality of bores formed therethrough at different points thereof and a plurality of petcocks. Each of the petcocks is accommodated in a corresponding one of the bores. The tube has a predetermined diameter and a volume of water therein. A substantially pressure-tight cover is provided on the open end of the tube. A variable pressure device selectively varies the pressure of air over the volume of water in the tube. A pressure-sensitive capsule of smaller diameter than the tube and having a volume of dyed water therein freely floats in the water in the tube.,下面是Modular demonstrator专利的具体信息内容。

1. A modular demonstrator for demonstrating a plurality of nature phenomena and scientific principles, said demonstrator comprising a base member; a transparent cylindrical tube supported in substantially upright position by the base member and having a plurality of bores formed therethrought at different points thereof and a plurality of petcocks each accommodate in a corresponding one of the bores, the tube having a predetermined diameter and a volume of water therein; a substantially pressure-tight cover on the open end of the tube; variable pressure means for selectively varying the pressure of air over the volume of water in the tube; and a pressure-sensitive capsule of smaller diameter than the tube and having a volume of dyed water therein, said capsule freely floating in the water in the tube.
1. A modular demonstrator for demonstrating a plurality of nature phenomena and scientific principles, said demonstrator comprising a base member; a transparent cylindrical tube supported in substantially upright position by the base member and having a plurality of bores formed therethrought at different points thereof and a plurality of petcocks each accommodate in a corresponding one of the bores, the tube having a predetermined diameter and a volume of water therein; a substantially pressure-tight cover on the open end of the tube; variable pressure means for selectively varying the pressure of air over the volume of water in the tube; and a pressure-sensitive capsule of smaller diameter than the tube and having a volume of dyed water therein, said capsule freely floating in the water in the tube.
2. A modular demonstrator as claimed in claim 1, wherein the capsule comprises an inverted test tube having a membrane affixed over and sealing its open mouth.
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