QNE News
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Qne electrical three bellows joints access to utility model patents
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2016-12-28<Writer : 관리자
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A, B, C, D, E, F, G components, in which A, B, C, D for the plastic material, E, F, G Is made of E, F, G, and is made of B, C and D thread. It is screwed into the A part and rotated inward to generate the pressing force. The parts E, F and G are pressed inward, Tight groove inside corrugated pipe, making it waterproof, product design to fill the same type of blank, with a high practical life of a strong, greatly improved sealing performance, to solve the flexible convergence of different sizes of corrugated pipe problems. Intellectual property rights, infringement must be
