Invention Grant
- Patent Title: Split power infinitely variable transmission architecture
- Patent Title (中): 分体式无级变速传动架构
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Application No.: US14212577Application Date: 2014-03-14
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Publication No.: US09133924B2Publication Date: 2015-09-15
- Inventor: Brian Schoolcraft
- Applicant: Allison Transmission, Inc.
- Applicant Address: US IN Indianapolis
- Assignee: Allison Transmission, Inc.
- Current Assignee: Allison Transmission, Inc.
- Current Assignee Address: US IN Indianapolis
- Agency: Barnes & Thornburg LLP
- Main IPC: F16H37/02
- IPC: F16H37/02 ; F16H37/08

Abstract:
A transmission includes an input shaft, an output shaft, a variator, a plurality of clutches including a first clutch, a second clutch, a third clutch, a fourth clutch, and a variator bypass clutch, and a plurality of gearsets including a first gearset, a second gearset, a third gearset, and a fourth gearset. The transmission is operable in a plurality of operating modes, including at least mode in which the variator is utilized to provide a transmission ratio varying within a defined range and at least one mode in which the variator is bypassed to provide a fixed transmission ratio.
Public/Granted literature
- US20140274540A1 SPLIT POWER INFINITELY VARIABLE TRANSMISSION ARCHITECTURE Public/Granted day:2014-09-18
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