Patent · US Active

Group transmission device, in particular split transmission

US12140211B2 · kind B2 · utility

0Cited by

3References

12Claims

0Family size

Assignee

Daimler Truck AG · DE

Inventors

Frank Steffens · Scharnhauser Park, DE
Marc Stroelin · Hamberg, DE
Jens Luckmann · Winnenden, DE
Marc Klein · Hod HaSharon, IL
Detlef Schnitzer · Köngen, DE

Key dates

Filing date	Oct 7, 2020
Grant date	Nov 12, 2024
Priority date	—
Expiry date	Oct 7, 2040

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF16H2200/2007
WIPO fieldMechanical elements
WIPO sectorMechanical engineering

Abstract

A group transmission device includes an upshift assembly with a first transmission element, a second transmission element and a third transmission element. A downshift assembly has a first transmission element, a second transmission element and a third transmission element. A main shaft is arranged coaxially to the upshift assembly and a layshaft is arranged parallel to the main shaft. A first idler gear is arranged coaxially to the main shaft and axially between the upshift assembly and the downshift assembly and is connectable to the main shaft for conjoint rotation by a first shift unit. The first idler gear is connectable to the third transmission element of the downshift assembly for conjoint rotation by a second shift unit.

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