toux>2013年四六级考试时间
专利名称：One Turn Actuated Duration Spray Pump Mechanism
php培训学校发明人：Blake, William Sydney
maci申请号：AU2015201825海淀实验
申请日：20150410
公开号：AU2015201825A1
英文音标公开日：
20150514
专利内容由知识产权出版社提供
摘要：#$%^&*AU2015201825A120150514.pdf> Abstract A power asmbly for obtaining duration discharge of product from a container, said power asmbly comprising: a rotatable actuator sleeve; drive means acting between said actuator sleeve and a piston so that rotation of the actuator sleeve caus the piston to reciprocate in a first direction to draw product into a pump chamber; energy storage means connected with the piston so that reciprocation of the piston in the first direction stores energy in the energy storage means, said energy storage means acting on the piston to bias it in a cond direction opposite to the first direction to pressurize product in the pump chamber; a valve having a normally clod position that blocks discharge of product from the pump chamber, and an open position permitting discharge of product; a reciprocal actuator that acts on the valve to move it to its open position when the actuator is depresd; and an escapement mechanism that acts on the drive means, said escapement mechanism operated by depression of the actuator to dingage the drive means so that movement of the piston in the cond direction does not cau movement of the actuator sleeve.陕师大研究生院申请人：William Blake儿童英语歌曲大全
代理人：Chrysiliou IP
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