Housing pan for supporting a fluid delivery pump

US6021988A · kind A · utility

Assignee

• Robert Bosch GmbH · DE

Inventors

• Kurt Frank · Schorndorf, DE
• Michael Huebel · Gerlingen, DE
• Ulrich Projahn · Graus, ES

Key dates

• Filing date: Feb 23, 1998
• Grant date: Feb 8, 2000
• Expiry date: Feb 23, 2018

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T137/86187
• WIPO field: Engines, pumps, turbines
• WIPO sector: Mechanical engineering

Abstract

A housing pan for receiving a fluid delivery pump for a delivery aggregate for delivering fuel from a fuel tank has a pan body, a unit forming a supply opening for flowing fluid and open into an interior of the pan body, a pan bottom, a unit forming a part-ring shaped flow passage located concentrically into an axis of a pan body in an interior of the pan body at an axial distance from the pan body, the flow passage having a passage entry which communicates with the supply opening and also having a passage wall which is located inwardly in a radial direction and is provided with a plurality of throughgoing slots, the throughgoing slots being spaced from one another over a length of the flow passage and extending in a longitudinal direction of the flow passage, the throughgoing slots having lower slot edges located closer to the pan bottom and arranged at least near a passage bottom.