US 12,110,930 B2
Methods and systems for a multispeed transmission
Jordan M. Houser, Sylvania, OH (US); and James Allen, Atherstone (GB)
Assigned to DANA HEAVY VEHICLE SYSTEMS GROUP, LLC, Maumee, OH (US)
Filed by Dana Heavy Vehicle Systems Group, LLC, Maumee, OH (US)
Filed on Jul. 18, 2022, as Appl. No. 17/813,272.
Prior Publication US 2024/0019005 A1, Jan. 18, 2024
Int. Cl. F16D 48/06 (2006.01); F16H 59/36 (2006.01); F16H 61/04 (2006.01)
CPC F16D 48/06 (2013.01) [B60W 2710/022 (2013.01); F16D 2500/10412 (2013.01); F16D 2500/10462 (2013.01); F16D 2500/30401 (2013.01); F16D 2500/30806 (2013.01); F16D 2500/50607 (2013.01); F16D 2500/70235 (2013.01); F16D 2500/7041 (2013.01); F16H 2061/047 (2013.01); F16H 2061/0474 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A method to decrease a shifting time for a transmission with actuated clutches, the method comprising:
controlling an engagement depth of a clutch based on a gear of the transmission that is being engaged by the clutch, wherein controlling the engagement depth of the clutch based on a gear that is being engaged further comprises:
operating with a first gear of the transmission engaged;
retrieving a target engagement depth of a second gear of the transmission from a memory of a controller of the transmission;
commanding the clutch to disengage from the first gear; and
commanding the clutch to engage the second gear at the target engagement depth.