Patent · US Active

Dual-mass flywheel

US8210951B2 · kind B2 · utility

4Cited by

13References

22Claims

0Family size

Assignee

MAGNA Powertrain GmbH & Co KG · AT

Inventors

Martin Schober · Berlin, DE
Christian Benatzky · Steyr, AT
Gerd SCHLAGER · Linz, AT
Jaroslaw Lutoslawski · Bradford, CA

Key dates

Filing date	Sep 9, 2008
Grant date	Jul 3, 2012
Priority date	—
Expiry date	Feb 17, 2029

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF16F15/134
WIPO fieldMechanical elements
WIPO sectorMechanical engineering

Abstract

A dual-mass flywheel for a drive train of a motor vehicle having a primary flywheel mass and a secondary flywheel mass which are coupled to one another in a rotationally elastic manner via at least one spring device. At least one gear device is disposed between the spring device and at least one of the two flywheel masses. The gear device causing a deflection movement of the spring device relative to a rotational movement of the two flywheel masses in relation to one another, wherein a characteristic curve of the spring device may be modified by the gear device.

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