Patent · US Active

Toothed wheel and pump aggregate with such a toothed wheel

US9618107B2 · kind B2 · utility

1Cited by

10References

16Claims

0Family size

Assignee

GRUNDFOS MANAGEMENT A/S · DK

Inventors

Klaus Müller · Wilhelmsfeld, DE
Sergei Gerz · Rheinstetten, DE
Ralf Haas · Remchingen, DE

Key dates

Filing date	Feb 16, 2011
Grant date	Apr 11, 2017
Priority date	—
Expiry date	Nov 28, 2033

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF04B43/04
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

A toothed wheel (16) is provided with teeth, in which a cross section of a respective first section (24) of the tooth (23) has an outer contour that projects in at least one partial area of the outer contour relative to an outer contour of the adjoining second section (26) of the tooth (23), and is elastically designed and/or mounted, as well as a pump unit, in particular as a metering pump unit, with a drive having a toothed gearing with the toothed wheel.

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