专利名称：TWIN CIRCLE POSITIVE DISPLACEMENT PUMP HAVING CHECK VALVE
发明人：CHOI, Byong Chol,최병철
申请号：KR2018/003008
中国海洋大学研究生申请日：20180314
myanmar
公开号：WO2018/174463A1
公开日：
teabag20180927
专利内容由知识产权出版社提供研究生考试总分
专利附图：jego
evil angel
摘要：The prent invention relates to a twin circle positive displacement pump having a check valve, comprising: a housing having an upper chamber and a lower chamber which are vertically communicated with each other and having a fluid inlet and a fluid outlet
formed on both sides thereof; rotary shafts including an upper rotary shaft and a lower rotary shaft which rotate in opposite directions in the upper and lower chambers respectively; eccentric rotors including an upper eccentric rotor and a lower eccentric rotor in which the upper rotary shaft and the lower rotary shaft are eccentrically inrted and rotated, respectively; cylindrical members including an upper cylindrical member and a lower cylindrical member, which accommodate the upper eccentric rotor and the lower eccentric rotor, respectively, and contacting and moving in the upper and lower chambers, respectively, and a diaphragm for connecting the upper cylindrical member and the lower cylindrical member and interlocking the same with each other; and bearings provided between the upper cylindrical member and the upper eccentric rotor and between the lower cylindrical member and the lower eccentric rotor, wherein the fluid inlet is provided with a first check 肯定英文
valve which is opened when the inside of the housing is in a negative pressure and is shut off when the inside of the housing in a positive pressure, so as to prevent a fluid from flowing backward along a clearance formed between the upper cylindrical member and the upper chamber or between the lower cylindrical member and the lower chamber.
solutions申请人：CHOI, Byong Chol,최병철
地址：(Daewon-dong, TheCitySeven Xii) 3107ho, 104dong, 19, Changwoncheon-ro
94beon-gil Uichang-gu, Changwon-si Gyeongsangnam-do 51408 KR,51408 경상남도창원시의창구창원천로94번길 19, 104동 3107호 (대원동, 더시티세븐자이), Gyeongsangnam-do KR 国籍：KR,KR
代理人：CHOI, Sung-keun,최성근
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