Patent · US Expired

Device and method for dosing fluid

US6119952A · kind A · utility

6Cited by

3References

31Claims

0Family size

Assignee

Siemens Aktiengesellschaft · DE

Inventors

Andreas Kappel · Höhenkirchen-Siegertsbrunn, DE
Randolf Mock · Munich, DE
Hans Meixner · Haar, DE

Key dates

Filing date	Aug 27, 1999
Grant date	Sep 19, 2000
Priority date	—
Expiry date	Aug 27, 2019

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF02M2200/705
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

A device and method for dosing fluid has a housing enclosing a lifting element and a primary drive hydraulically operable on the lifting element via a hydraulic chamber. The lifting element is disposed within a borehole with a leakage permitting fit. A fluid chamber in communication with the borehole contains a fluid to be dispensed in a dosed manner by controlled axial movement of the primary drive and lifting element.

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