发明名称 |
Impellersystem for pumps |
摘要 |
The rotor wheel system comprises a ceramic rotor wheel connected to a drive shaft (6) mounted in a housing (17). The wheel is pushed onto a compensation unit (2) such as a sleeve with external toothed profile (10) to take up the thermal expansion. The compensation unit can be made from teflon mixed with strengthening fillers such as graphite, titanium dioxide. |
申请公布号 |
EP1225342(B1) |
申请公布日期 |
2010.05.05 |
申请号 |
EP20020000423 |
申请日期 |
2002.01.08 |
申请人 |
SACHTLEBEN CHEMIE GMBH |
发明人 |
ENGELS, KLAUS;FACH, ROLAND;LEUCHTENBERGER, STEFAN;VOLZ, FRITZ |
分类号 |
F04D29/20;F04D7/06;F04D29/02 |
主分类号 |
F04D29/20 |
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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