发明名称 |
Excentric worm screw pump with air supply |
摘要 |
Excentric worm screw pump with an air feed into the interior of the stator, the aeration device consisting of a valve hose pump which can be actuated by the rotor by means of a squeezing movement in the resilient lining of the stator, a return flow outwards being blocked by a valve member of the valve hose pump.
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申请公布号 |
DE3520439(A1) |
申请公布日期 |
1986.12.11 |
申请号 |
DE19853520439 |
申请日期 |
1985.06.07 |
申请人 |
KUNSTSTOFFTECHNIK RODENBERG GMBH & CO KG |
发明人 |
OTTO,KARL |
分类号 |
F04C13/00;(IPC1-7):F04C2/107 |
主分类号 |
F04C13/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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