Invention Grant
- Patent Title: Vacuum pump with a lubricant pump
- Patent Title (中): 真空泵带润滑油泵
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Application No.: US12291776Application Date: 2008-11-12
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Publication No.: US07959423B2Publication Date: 2011-06-14
- Inventor: Martin Eilers , Michael Willig
- Applicant: Martin Eilers , Michael Willig
- Applicant Address: DE Asslar
- Assignee: Pfeiffer Vacuum GmbH
- Current Assignee: Pfeiffer Vacuum GmbH
- Current Assignee Address: DE Asslar
- Agency: Abelman, Frayne & Schwab
- Priority: DE102007053979 20071113
- Main IPC: F01C21/04
- IPC: F01C21/04 ; F04C29/02
Abstract:
A vacuum pump includes a quick-rotatable component a bearing for supporting the quick-rotatable component and a lubricant pump for feeding lubricant to the bearing and having a rotor, with the bearing and the lubricant pump forming parts of a closed lubrication circuit having a hollow axle on which the rotor of the lubricant pump is rotatably supported.
Public/Granted literature
- US20090123317A1 Vacuum pump with a lubricant pump Public/Granted day:2009-05-14
Information query
