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US 12,679,263 B2Granted
Powered head restraint
AssigneeWoobo Tech Co., Ltd.
InventorHae Il Jeong
Life of this patent
Estimating the term…
Abstract
The present disclosure relates to a powered head restraint for vehicle seat back. In particular, the present disclosure relates to a powered articulated head restraint for vehicle seat back moving back and forth without a combination of guide pins and guide holes or a combination of guide pins and guide long holes.
Claims13
A powered head restraint comprising:
- a front-back moving unit with a cushion installed on a front surface;
- a driver;
- a guide unit guiding the driver;
- a pivot link unit operating the front-back moving unit through a drive of the driver;
- and
- a support stand installed on a seat and supports the front-back moving unit, the driver and the guide unit,
- wherein the driver includes;
- a motor;
- a lead screw installed on the motor;
- and
- a lifting nut fastened to the lead screw,
- wherein the guide unit guides a non-rotation lifting of the lifting nut, and
- the pivot link unit installed between an upper side of the front-back moving unit and the lifting nut,
- wherein the guide unit includes;
- an upper mounting plate configured to mount the motor;
- a lower mounting plate configured to rotatably mount a lower side of the lead screw;
- and
- a connection mounting plate configured to connect the upper mounting plate and the lower mounting plate,
- wherein a rear surface of the lifting nut is guided along a front surface of the connection mounting plate.
16 more elements
Dependencies are inferred from the claim text.