Novel color changing valve structure and work method thereof
The invention discloses a novel color changing valve structure and a work method thereof. The novel color changing valve structure comprises a base, a spindle, a wheel disc and a rotating disc; the spindle is horizontally arranged above the base and penetrates the wheel disc, and the rotating disc i...
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Main Authors | , , , , , , , , |
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Format | Patent |
Language | Chinese English |
Published |
29.06.2016
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Subjects | |
Online Access | Get full text |
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