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US 12,037,054 B2Granted
Steer-by-wire steering apparatus
AssigneeHl Mando Corporation
InventorDae Hee Jung
Life of this patent
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Abstract
According to the embodiments of the present invention, the overall size reduction allows installation space to be advantageously secured, reduction in noise generated during operation improves the comfort of the driver, and the strength and stability of the connective structure between parts can be increased and power transmission can be more effective.
Claims15
A steer-by-wire steering device, comprising:
- a sliding bar provided to be axially slidable in a housing and having a screw formed on an outer circumferential surface thereof;
- a first shaft hollow to allow the sliding bar to be inserted thereto and rotated by an actuator;
- a plurality of second shafts circumferentially provided between the sliding bar and the first shaft and including a screw shaft portion having a screw formed on an outer circumferential surface thereof to be engaged with the sliding bar;
- and
- a supporting member formed in an annular shape to be coupled to an inner circumferential surface of the first shaft and having a coupling hole through which an end of the second shaft is inserted and coupled.
2 more elements
Dependencies are inferred from the claim text.