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Title:
PUMP FOR GENERATING PRESSURE OR NEGATIVE PRESSURE
Document Type and Number:
WIPO Patent Application WO2000057062
Kind Code:
B1
Abstract:
The invention relates to a pump for generating pressure or negative pressure, comprising a chamber having a high pressure branch and a low pressure branch. Two multi-bladed rotors (28, 30) are mounted on two shafts (20, 22) that are staggered relative to one another in the pump chamber (32). A drive mechanism is minted on the front face of the rotors and a housing lid is placed on the opposite side of said rotors. The housing lid (34) is pot-shaped. Both the high pressure branch (42) and the low pressure branch (40) are integrated into the housing lid (34).

Inventors:
SCHOLZ FRITZ-MARTIN (DE)
Application Number:
EP0002536W
Publication Date:
December 07, 2000
Filing Date:
March 22, 2000
Export Citation:
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Assignee:
WERNER RIETSCHLE GMBH + CO. KG
SCHOLZ, FRITZ-MARTIN
International Classes:
F04C29/00; F04C2/08; F04C2/16; F04C18/12; F04C18/344; F04C29/12; (IPC1-7): F04C18/12; F04C29/00
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