Patent · US Active

Continuously variable transmission and a working machine including a continuously variable transmission

US9285015B2 · kind B2 · utility

4Cited by

8References

20Claims

0Family size

Assignee

Volvo Construction Equipment AB · SE

Inventors

Mats Akerblom · Eskilstuna, SE
Per Mattsson · Walter-Bruch-Straße, SE

Key dates

Filing date	Dec 23, 2011
Grant date	Mar 15, 2016
Priority date	—
Expiry date	Dec 23, 2031

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF16H2200/2046
WIPO fieldMechanical elements
WIPO sectorMechanical engineering

Abstract

A continuously variable transmission includes a variator unit having a variator input shaft and a variator output shaft, and a first, a second, a third and a fourth planetary gear set, wherein each of the first and second planetary gear sets has a first member operatively connected to a common transmission input shaft, which transmission input shaft is common to the first and second gear sets, and a second member operatively connected to an output shaft, which output shaft is common to the first and second gear sets. Each of the first and second planetary gear sets further includes a third member, and the third planetary gear set has a first, a second and a third member.

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