Invention Grant
- Patent Title: Multi-stage rotary vane pump
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Application No.: US15762622Application Date: 2016-09-20
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Publication No.: US11592024B2Publication Date: 2023-02-28
- Inventor: Jean-Francois Aubert , Christophe Despesse
- Applicant: Leybold GmbH
- Applicant Address: DE Cologne
- Assignee: Leybold GmbH
- Current Assignee: Leybold GmbH
- Current Assignee Address: DE Cologne
- Agency: Ohlandt, Greeley, Ruggiero and Perle, LLP
- Priority: DE202015006922.3 20151002,DE202016005229.3 20160826
- International Application: PCT/EP2016/072227 WO 20160920
- International Announcement: WO2017/055129 WO 20170406
- Main IPC: F04C23/00
- IPC: F04C23/00 ; F04C25/02 ; F04C18/344 ; F04C29/02
Abstract:
A multi-stage rotary vane pump comprising at least two rotor elements. The rotor elements are supported by a rotor shaft. The rotor elements and the rotor shaft are in the form of a single piece.
Public/Granted literature
- US20180298902A1 MULTI-STAGE ROTARY VANE PUMP Public/Granted day:2018-10-18
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