Invention Grant
- Patent Title: Systems and methods for configuring selective couplers in a multi-speed transmission
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Application No.: US17166427Application Date: 2021-02-03
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Publication No.: US11713810B2Publication Date: 2023-08-01
- Inventor: Isaac Mock , Jason Ellis , James Raszkowski
- 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: Faegre Drinker Biddle & Reath LLP
- Main IPC: F16D25/02
- IPC: F16D25/02 ; F16H63/48 ; F16H63/34 ; F16H61/02 ; B60T1/00 ; F16D48/02

Abstract:
A transmission system efficiently performs efficiently and also provides the ability to perform full-power shifts. For example, a secondary clutch actuator, independent of fluid actuation, may eliminate the need for a pump to continuously provide high pressure during regular vehicle operation such that high pressures are only required during a shift event. This eliminates the need for energy at the pump to maintain application of the clutch, thereby allowing such energy to be used of other systems in the EV or to facilitate increased vehicle range.
Public/Granted literature
- US20220243812A1 SYSTEMS AND METHODS FOR CONFIGURING SELECTIVE COUPLERS IN A MULTI-SPEED TRANSMISSION Public/Granted day:2022-08-04
Information query
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