Patent · US Active

Fuel pump with improved delivery properties

US10619628B2 · kind B2 · utility

4Cited by

2References

21Claims

0Family size

Assignee

Robert Bosch GmbH · DE

Inventors

Andreas Plisch · Erbach, DE
Frank Nitsche · Kornwestheim, DE
Joerg Heyse · Markgröningen, DE
Siamend Flo · Stuttgart, DE
Thorsten Allgeier · Untergruppenbach, DE
Walter Maeurer · Ditzingen, DE
Tim Reule · Mühlacker, DE

Key dates

Filing date	Sep 2, 2015
Grant date	Apr 14, 2020
Priority date	—
Expiry date	Jul 14, 2036

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02T10/12
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

The present invention relates to a fuel pump (1) which comprises a pump housing (2), a delivery element (3) for delivering fuel, a heat-generating actuator (4) for actuating the delivery element (3), a first fuel path (5) which leads from an inlet (20) to a delivery space (7), and a second fuel path (6) which leads from the inlet (20) past the heat-generating actuator (4) to a first housing opening (21), wherein the first housing opening (21) is arranged above the inlet (20) in the vertical direction (V). The present invention also relates to a fuel pump arrangement which comprises a fuel pump (1) according to the invention and a fuel tank (10) in which the fuel pump (1) is at least partially and preferably entirely arranged. The present invention also relates to a method for operating a fuel pump (1).

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.