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US 8,281,767 B2Granted
Pressure booster with integrated pressure reservoir
AssigneeRobert Bosch GmbH
InventorsDominik Kuhnke, Dirk Vahle
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Abstract
The invention relates to a high-pressure injection system, in particular for auto-igniting internal combustion engines, with at least one high pressure pump and a high pressure reservoir, through which at least one fuel injector is supplied with a fuel under pressure. The high-pressure injection system comprises at least one pressure booster unit which has at least two pressure boosters, each with a high pressure piston which can be driven independently of the other.
Claims16
A high-pressure injection system, in particular for self-igniting internal combustion engines, comprising:
- at least one high-pressure pump;
- a high-pressure reservoir;
- at least one fuel injector supplied with fuel under pressure from the high-pressure reservoir;
- at least one pressure booster unit that has at least two pressure boosters, each pressure booster having one high-pressure piston which can be operated independently of one another, and
- wherein the pressure booster unit includes an intermediate reservoir as an integrated component.
2 more elements
Dependencies are inferred from the claim text.