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US 12,319,107 B2Granted
Vehicle ride height adjustment system
AssigneeGM Global Technology Operations LLC
InventorsEric B. Hoyer, George Floarea
Life of this patent
Estimating the term…
Abstract
A vehicle ride height adjustment system includes a vehicle chassis. A wheel is connected to the vehicle chassis by a suspension system. A shock absorber and spring assembly are connected to the vehicle chassis and the shock absorber and spring assembly are connected to the suspension system by a height adjustment mechanism.
Claims16
A vehicle ride height adjustment system, comprising:
- a vehicle chassis;
- a wheel connected to the vehicle chassis by a suspension system;
- and
- a shock absorber and spring assembly connected to the vehicle chassis and the shock absorber and spring assembly connected to the suspension system by a height adjustment mechanism including a ball screw connected to the shock absorber and a nut drivingly connected to the ball screw and drivingly connected to a drive motor, wherein the nut is supported within a housing by a lower bearing assembly having a lower race engaging the housing and an upper race engaging a lower portion of the nut with a plurality of ball bearings disposed axially between the lower race and the upper race and an upper bearing assembly having an outer diagonal race having an outer surface directly engaging the housing and an inner diagonal race surrounding and directly engaging a cylindrical radially outer surface of an upper portion of the nut with a plurality of bearing members disposed radially between the inner diagonal race and the outer diagonal race inner race of the upper bearing assembly.
1 more element
A vehicle ride height adjustment system, comprising:
- a vehicle chassis;
- a wheel connected to the vehicle chassis by a suspension system;
- and
- a shock absorber and spring assembly connected to the vehicle chassis and the shock absorber and spring assembly connected to the suspension system by a height adjustment mechanism that includes a ball screw connected to the shock absorber and a nut drivingly connected to the ball screw and drivingly connected to a drive motor, wherein the nut is supported within a housing by a lower bearing assembly having a lower race engaging the housing and an upper race engaging a lower portion of the nut with a plurality of ball bearings disposed axially between the lower race and the upper race and an upper bearing assembly having an outer diagonal race engaging the housing and an inner diagonal race engaging an upper portion of the nut with a plurality of bearing members disposed between the inner diagonal race and the outer diagonal race, wherein the height adjustment mechanism includes a cap threadedly attached to an upper end of the housing and disposed against the outer diagonal race of the upper bearing.
1 more element
Dependencies are inferred from the claim text.