Patent · US Active

Hydrodynamic torque converter

US8579093B2 · kind B2 · utility

1Cited by

2References

13Claims

0Family size

Assignee

Schaeffler Technologies AG & Co. KG · DE

Inventors

Stephan Maienschein · Baden-Baden, DE
Peter Droll · Karlsruhe, DE

Key dates

Filing date	Aug 13, 2012
Grant date	Nov 12, 2013
Priority date	—
Expiry date	Aug 13, 2032

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T74/2128
WIPO fieldMechanical elements
WIPO sectorMechanical engineering

Abstract

A hydrodynamic torque converter comprising a torque converter lockup clutch and a converter housing connected at the drive side, and a pump wheel non-rotatably connected thereto, as well as a turbine wheel non-rotatably connected at the output side to an output hub, and a torsional vibration damper actively arranged between the clutch output of the torque converter lockup clutch and the output hub, and comprising a centrifugal pendulum device arranged within the converter housing and having a pendulum flange with slightly swiveling pendulum masses thereupon, wherein the pendulum flange is arranged axially between the torsional vibration damper and the turbine wheel and is non-rotatably connected to the turbine wheel and the output hub by means of a keyed connection.

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