Patent · US Expired

Fuel injection pump for internal combustion engines

US5357930A · kind A · utility

4Cited by

5References

9Claims

0Family size

Assignee

Robert Bosch GmbH · DE

Inventors

Wolfgang Fehlmann · Stuttgart, DE
Wolfgang Braun · Ditzingen, DE
Dieter Junger · Stuttgart, DE

Key dates

Filing date	Nov 12, 1992
Grant date	Oct 25, 1994
Priority date	—
Expiry date	Nov 12, 2012

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF02M2200/24
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

A fuel injection pump has an inner chamber, a drive shaft extending into the inner chamber, a front cam plate setting a pump plunger into a reciprocating and rotating movement, a front face coupling which couples the drive shaft with the front cam plate, a roller ring provided with a plurality of rollers for supporting the cam plate, a rotational angle sensor including a stationary part and a sensor wheel formed as a movable part and arranged on the drive shaft radially opposite to the stationary part, a pivotable support ring having a part which axially overlaps the sensor wheel and carries the stationary part and a coupling part which couples the support ring with the roller ring and engages in a recess of the roller ring.

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