Daimler Chrysler Ag

Mercedes-benz Aktiengesellschaft

Roland Doll

Gerhard Doll

Jochen Betsch

Heiko Bublitz

Uwe Kooths

Frank Weinert

Peter Lindeckert

Reinhold Brühl

In a multistage oil pumping system for an oil supply system of a motor vehicle comprising at least two oil pumps arrange axially in side-by-side relationship, each of the oil pumps is connected to a separate drive so that the oil pumps can be operated independently of one another.

Multi-stage oil pumping station

In a liquid-cooled generator including a generator structure disposed in a housing in spaced relationship therefrom so as to form a narrow space between the generator structure and the housing wherein the housing has inlet and exit opening for conducting a coolant through the annular space, a restriction is disposed in the annular space between the inlet and the exit openings and the inlet opening extends essentially tangentially to the inner wall of the generator housing so as to establish in the annular space an essentially circumferential coolant flow.

Liquid cooled generator

In a front cover which is mounted on the front end of an internal combustion engine to cover an engine camshaft drive mechanism and which includes means for supporting auxiliary engine components such as a power steering pump, the front cover further includes a slide-in mounting structure supporting a container which, when inserted into the slide-in mounting structure, is firmly supported by the front cover and communicatively connected to an auxiliary engine component.

Engine front cover

Growing community of inventors

Weilheim, Germany

Roland Doll