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US 2025/0155019 A1Published application
Barrel cam actuator for a transmission
AssigneeDana Italia S.R.L.
InventorsPier Paolo RINALDI, Giacomo FAGGIANI, Lorenzo SERRAO
Life of this patent
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Abstract
Methods and systems for a barrel cam actuator assembly. The barrel cam assembly, in one example, includes a barrel cam including a first track and a bearing that is positioned at a side of the barrel cam. The barrel cam assembly further includes a spring that are is positioned between a housing and the bearing, where the bearing and the spring are configured to provide axial compliance to the barrel cam.
Claims20
A barrel cam actuator assembly comprising:
- a barrel cam including a first track;
- a first bearing that is positioned at one side of the barrel cam;
- a spring that is positioned between a housing and the first bearing;
- a shift fork coupled to a shift fork rod and including prongs that interface with a shift sleeve of a dog clutch;
- a cam follower including:
- a first end mated with the first track one track;
- and
- a second end mated with an opening in the shift fork;
- and
- a second bearing positioned within the opening in the shift fork;
- wherein the first bearing and the spring are configured to provide axial compliance to the barrel cam.
8 more elements
(canceled)
A method for operation of a barrel cam actuator assembly, comprising:
- rotating a barrel cam based on a shift condition;
- wherein the barrel cam actuator assembly comprises:
- a barrel cam including a first track;
- a pair of bearings that are positioned at opposing sides of the barrel cam;
- and
- a pair of springs that are each positioned between a housing and one of the bearings in the pair of bearings;
- wherein the pair of bearings and the pair of springs are configured to provide axial compliance to the barrel cam.
4 more elements
A barrel cam actuator assembly, comprising:
- a barrel cam including a first track;
- a pair of bearings that are positioned at opposing sides of the barrel cam;
- a pair of springs that are each positioned between a housing and one of the bearings in the pair of bearings;
- a first shift fork coupled to a rod;
- a shift fork coupled to a shift fork rod and including prongs that interface with a shift sleeve of a dog clutch;
- a cam follower including:
- a first end positioned within one track;
- and
- a second end positioned within an opening in the first shift fork;
- and
- a second bearing positioned within the opening in the shift fork;
- wherein the pair of bearings and the pair of springs are configured to provide axial compliance to the barrel cam.
9 more elements
Dependencies are inferred from the claim text.