Device for supplying pressure medium and/or lubricant to a hydraulic consumer in an internal combustion engine
AssigneesHydraulik-Ring GmbH, Dr. Ing. h.c.F. Porsche Aktiengesellschaft
InventorsAlfred Trzmiel, Wolfgang Stephan, Axel-Willi Jochim
Life of this patent
Estimating the term…
Abstract
A device supplying a hydraulic consumer in an internal combustion engine is provided with an air withdrawal chamber located in a pressure line for removing air from the oil. The air is removed using an expansion chamber formed in the pressure line which has a valve-controlled connection to the supply tank.
Claims20
Device for pressure medium and/or lubricant supply to at least one hydraulic consumer in an internal combustion engine with a pressure medium source that is supplied by a supply tank and with an air withdrawal assembly for removing air from the pressure medium and/or lubricant, which are located in a pressure line to the hydraulic consumer,
- wherein the air withdrawal assembly for removing the air comprises an expansion chamber that has a valve-controlled connection to said supply tank.
An air withdrawal assembly for withdrawing air from hydraulic fluid being supplied from a supply tank to an engine consumer via a pressure line, said assembly comprising:
- an expansion chamber in said pressure line, and
- a valve controlled connection between the expansion chamber and the supply tank.
Dependencies are inferred from the claim text.