Cradle assembly for an electric axle assembly
AssigneeDana Heavy Vehicle Systems Group, LLC
InventorsDavid A. BROCK, Jeremy M. FRENZNICK, Brian A. MATTILA, Scott L. STEWARD, JR.
Life of this patent
Estimating the term…
Abstract
A cradle assembly for housing and supporting a motor and a gearbox of an electric axle assembly. The cradle assembly has generally an “open air” design which provides a space for a motor and/or gearbox to be positioned within a pre-assembled cradle assembly and allows for easy access to the motor and gearbox for maintenance. The cradle assembly includes two end caps, a plurality of tube portions connecting the end caps and a plurality of motor mounts for supporting the motor and gearbox.
Claims18
A cradle assembly for a motor assembly, the cradle assembly comprising:
- a first end cap, a second end cap, and a plurality of legs extending radially outward from a center portion of each end cap;
- a plurality of tube portions connecting each leg of the first end cap to a respective leg of the second end cap, each tube portion connected to one of the legs of the first end cap at a first end and connected to one of the legs of the second end cap at a second end.
An electric axle assembly comprising:
- a cradle assembly, the cradle assembly comprising:
- a first end cap, a second end cap, and a plurality of legs extending radially outward from a center portion of each end cap;
- a plurality of tube portions connecting each leg of the first end cap to a respective leg of the second end cap, each tube portion connected to one of the legs of the first end cap at a first end and connected to one of the legs of the second end cap at a second end;
- an electric motor and a gearbox mounted between the first end cap and the second end cap;
- and
- two axle half shafts inserted through the tubular portion of each center portion.
A cradle assembly for a motor assembly, the cradle assembly comprising:
- a first end cap, a second end cap, and a plurality of legs extending radially outward from a center portion of each end cap, and a tubular portion of each center portion axially aligned with the tubular portion of the other center portion;
- a plurality of tube portions connecting each leg of the first end cap to a respective leg of the second end cap, each tube portion connected to a one of the plurality of legs of the first end cap at a first end and connected to one of the plurality of legs of the second end cap at a second end.
Dependencies are inferred from the claim text.