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US 2016/0244112 A1Published application
Axle lift system and method of control
AssigneeArvinMeritor Technology, LLC
InventorLuis Gustavo Schuck
Life of this patent
Estimating the term…
Abstract
An axle lift system and a method of control. The axle lift system may include a liftable axle assembly and an axle securing unit. The axle securing unit may selectively secure the liftable axle assembly in a secured position in which the tires of the liftable axle assembly may not support the vehicle.
Claims16
A method of controlling an axle lift system for a vehicle comprising:
- providing a first axle assembly that is coupled to a chassis via a first suspension unit and that has a first tire;
- providing a second axle assembly that is coupled to the chassis via a second suspension unit and that has a second tire;
- retracting the first suspension unit and the second suspension unit to lower the chassis;
- holding the second axle assembly in a secured position with an axle securing unit;
- and
- extending the first suspension unit to raise the chassis such that the second tire does not support the vehicle.
3 more elements
A method of controlling an axle lift system for a vehicle comprising:
- providing a first axle assembly that is coupled to a chassis via a first suspension unit and that has a first tire that supports the vehicle;
- providing a second axle assembly that is coupled to the chassis via a second suspension unit and that has a second tire, wherein an axle securing unit holds the second axle assembly in a secured position such that the second tire does not support the vehicle;
- retracting the first suspension unit to lower the chassis;
- releasing the axle securing unit from the second axle assembly;
- and
- extending the first suspension unit and the second suspension unit to raise the chassis such that the first tire and the second tire both support the vehicle.
3 more elements
16-20. (canceled)
Dependencies are inferred from the claim text.