发明名称 |
MULTIPLE GEAR SHIFT ASSEMBLY FOR ROTARY VACUUM PUMPS |
摘要 |
The invention refers to a multiple connection of rotation vacuum pumps having a common housing and drive motor. The vacuum pumps arranged in two rows. Each one of the vacuum pumps has a pump gear, and these gears, together with a drive gear, are arranged such that they form a single row with their teeth drivingly intermeshed. Preferably only inner parts of the pump are located in the housing. |
申请公布号 |
EP0350524(B1) |
申请公布日期 |
1992.06.03 |
申请号 |
EP19880111277 |
申请日期 |
1988.07.14 |
申请人 |
LEYBOLD AKTIENGESELLSCHAFT |
发明人 |
BERGES, HANNS-PETER, DR.;LEIER, WOLFGANG |
分类号 |
F04C11/00;F04C15/00;F04C23/00 |
主分类号 |
F04C11/00 |
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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