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US 2022/0404855 A1Published application
Joystick device with haptic feedback
AssigneeApem
InventorHoward Spink
Life of this patent
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Abstract
A joystick device 10 disclosed herein provides a return function for urging a lever 20 to its initial position. The device includes a first spring 30 and a second spring 40, each of which extends along the lever 20 and is disposed between an upper spring seat 32 and a lower spring seat 34. The springs 30 and 40 are subjected to compression to provide an urging force as the lever 20 is tilted from the initial position.
Claims9
A joystick device for providing a haptic feedback, comprising:
- a lever configured to be pivotally movable about a rotational center point from an initial position in which the lever extends along a central axis;
- a first spring seat attached to the lever;
- a second spring seat attached to the lever at a position between the first spring seat and the rotational center point and configured to move toward the first spring seat as the lever is tilted from the central axis;
- a first spring extending along the lever between the first spring seat and the second spring seat and configured to be subjected to compression and urge the lever to the initial position as the second spring seat moves toward the first spring seat;
- and
- a second spring separate from the first spring and extending along the lever,
- wherein the second spring is disposed between the first spring seat and the second spring seat and configured to be subjected to compression and urge the lever to the initial position as the second spring seat moves toward the first spring seat.
4 more elements
Dependencies are inferred from the claim text.