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公开(公告)号:US10662201B2
公开(公告)日:2020-05-26
申请号:US16167590
申请日:2018-10-23
申请人: Chengyuan Liang , Xingke Ju , Lei Tian , Nan Qin , Juan Xia , Shaomeng Pei , Han Li , Yuzhi Liu
发明人: Chengyuan Liang , Xingke Ju , Lei Tian , Nan Qin , Juan Xia , Shaomeng Pei , Han Li , Yuzhi Liu
IPC分类号: C07D498/10 , A61P11/06 , A61P29/00
摘要: A compound of chemical formula I: or chemical formula II: or a pharmaceutical acceptable salt thereof is disclosed. R1, R2, R3, and R4 are independently H, halogen, nitro, hydroxyl, cyano, benzyloxy, C1-C8 straight or branched alkyl, C1-C8 straight or branched haloalkyl, C1-C8 straight or branched alkoxy.
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12.
公开(公告)号:US10343988B1
公开(公告)日:2019-07-09
申请号:US16359988
申请日:2019-03-20
申请人: Chengyuan Liang , Lei Tian , Danni Tian , Yuzhi Liu , Xingke Ju , Nan Hui , Mi Wu , Juan Li , Han Li , Bin Tian , Qianqian Zhao
发明人: Chengyuan Liang , Lei Tian , Danni Tian , Yuzhi Liu , Xingke Ju , Nan Hui , Mi Wu , Juan Li , Han Li , Bin Tian , Qianqian Zhao
IPC分类号: C07C323/56 , C07C319/20 , C09K15/14
摘要: A compound having the following formula I: is disclosed. A method of preparing the compound of formula I is also disclosed.
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13.
公开(公告)号:US10336682B1
公开(公告)日:2019-07-02
申请号:US16359982
申请日:2019-03-20
申请人: Chengyuan Liang , Lei Tian , Yuzhi Liu , Xingke Ju , Nan Hui , Mi Wu , Juan Li , Han Li , Bin Tian , Qianqian Zhao , Gennian Mao , Nan Qin , Juan Xia , Zhenfeng Shi
发明人: Chengyuan Liang , Lei Tian , Yuzhi Liu , Xingke Ju , Nan Hui , Mi Wu , Juan Li , Han Li , Bin Tian , Qianqian Zhao , Gennian Mao , Nan Qin , Juan Xia , Zhenfeng Shi
IPC分类号: C07C69/757 , B01J31/02 , C07C67/08
摘要: A compound having the following formula I: is disclosed. A method of preparing the compound of formula I is also disclosed.
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14.
公开(公告)号:US10233183B1
公开(公告)日:2019-03-19
申请号:US16043085
申请日:2018-07-23
申请人: Chengyuan Liang , Lei Tian , Yonghong Tang , Minghui Chang , Kaiqi Shi , Xingke Ju , Yuzhi Liu , Lili Wen , Han Li , Xuechuan Wang
发明人: Chengyuan Liang , Lei Tian , Yonghong Tang , Minghui Chang , Kaiqi Shi , Xingke Ju , Yuzhi Liu , Lili Wen , Han Li , Xuechuan Wang
IPC分类号: C07D471/22
摘要: A compound having the following formula I: In formula I, R1 and R2 are independently H, alkyl, alkoxy, and halogen. A method of preparing the compound of formula I is also disclosed.
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公开(公告)号:US09062443B2
公开(公告)日:2015-06-23
申请号:US13884894
申请日:2011-11-07
申请人: Feiyu Li , Dongsheng Yao , Yuzhi Liu
发明人: Feiyu Li , Dongsheng Yao , Yuzhi Liu
CPC分类号: E03D1/304 , E03D1/32 , F16K21/165 , F16K21/18
摘要: The present invention discloses an inlet structure of water-storing keg float, comprises an inlet, an outlet pipe and a water-storing keg float with a storage tank, and the inlet is provided with a channel passing through the outlet pipe, and the channel is provided with a water-storing cavity and a guide hole, and the guide hole is communicated with the water-storing cavity and the outside wall of the outlet pipe. Because water-storing cavity is present, part of water from the inlet can be stored in the water-storing cavity because of gravity, and this part of water fully enters the storage tank of the keg float through the guide hole, and the keg float can be balanced effectively under different water pressure conditions, and the stability of the keg float is enhanced.
摘要翻译: 本发明公开了一种储水桶浮子的入口结构,包括入口,出口管和带有储罐的储水桶浮子,入口设有通过出口管的通道,通道 设有储水腔和引导孔,引导孔与储水腔和出水管的外壁连通。 由于存在储水腔,所以入口处的一部分水由于重力而可以储存在储水腔中,这部分水通过导孔完全进入小桶浮球的储罐,小桶浮子 可以在不同的水压条件下有效平衡,提高小桶浮球的稳定性。
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公开(公告)号:US20130228238A1
公开(公告)日:2013-09-05
申请号:US13884847
申请日:2011-11-07
申请人: Feiyu Li , Dongsheng Yao , Yuzhi Liu
发明人: Feiyu Li , Dongsheng Yao , Yuzhi Liu
CPC分类号: E03D1/32 , F16K21/18 , F16K31/22 , F16K31/34 , Y10T137/0318 , Y10T137/7442
摘要: A toilet inlet valve and control method thereof, the inlet valve comprises a valve body, an inlet pipe, a water stop device with a water stop rubber gasket, a float bowl device, a raising rod device and an outlet pipe, wherein, the water stop device also comprises a water stop seat, a tray, a needle valve and a back pressure cavity; the water stop seat is located at the front end of the outlet pipe, and of which the opening is coupling with the end face of the water stop rubber gasket; the tray is connected to the water stop rubber gasket, and is located at the side of the water stop seat that is opposite to the water stop rubber gasket; the needle valve is fixed to the tray, and is located at the side of the water stop rubber gasket that is opposite to the tray.
摘要翻译: 一种马桶入口阀及其控制方法,入口阀包括阀体,入口管,具有止水橡胶垫圈的止水装置,浮筒装置,升高杆装置和出口管,其中,水 停止装置还包括止水座,托盘,针阀和背压腔; 止水座位于出口管的前端,其开口与止水橡胶垫圈的端面相连; 托盘连接到止水橡胶垫圈,位于止水垫座的与止水垫橡胶垫圈相对的一侧; 针阀固定在托盘上,位于与托盘相对的止水橡胶垫圈的一侧。
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公开(公告)号:USD638917S1
公开(公告)日:2011-05-31
申请号:US29364352
申请日:2010-06-22
申请人: Yibin Chen , Baojia Huang , Yuzhi Liu
设计人: Yibin Chen , Baojia Huang , Yuzhi Liu
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