Patent · US Expired

Drum controller

US6450140B1 · kind B1 · utility

0Cited by

7References

8Claims

0Family size

Assignee

Filterwerk Mann & Hummel GmbH · DE

Inventors

Thomas Jessberger · Asperg, DE
Helmut Neuschwander · Ludwigsburg, DE
Klaus Rentschler · Traunreut, DE

Key dates

Filing date	Aug 22, 2000
Grant date	Sep 17, 2002
Priority date	—
Expiry date	Aug 22, 2020

Classification

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

Abstract

A drum controller for use in the induction system of a multi-cylinder internal combustion engine includes an induction distributor and individual induction pipes arranged next to each other and ending in a flange. The controller is arranged in a longitudinal bore hole of the individual induction pipes and is used to pen and close said tubes. The drum controller includes a moveable sleeve and a fixed core. The individual induction pipes are opened or closed when the sleeve is rotated.

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