Adjustment assembly and headrest
AssigneeSouthco Manufacturing and Technology (Shanghai) Co., Ltd.
InventorsHuaxian Xiao, Leo Lian, Pei Yang
Life of this patent
Estimating the term…
Abstract
The present application discloses an adjustment assembly and a headrest. The adjustment assembly includes: a guiding rod; a fixing member, fixed to an end of the guiding rod; a driving portion, movably connected to the fixing member; and a first screw, engaged to the fixing member with threads, and the driving portion is connected to the fixing member by the first screw, wherein the driving portion includes a first motor, and the first motor is used to drive the driving portion to linearly move in respect to the fixing member along a direction close to or away from the fixing member. The adjustment assembly of the application can be adjusted electrically, such that the operation is convenient, and the structure is simple and reliable.
Claims14
An adjustment assembly, comprising:
- a guiding rod;
- a fixing member, fixed to an end of the guiding rod;
- a driving portion, movably connected to the fixing member;
- and
- a first screw, engaged to the fixing member with threads, and the driving portion is connected to the fixing member by the first screw,
- wherein the driving portion includes a first motor, and the first motor is used to drive the driving portion to linearly move in respect to the fixing member along a direction close to or away from the fixing member;
- wherein the driving portion further includes a first gear and a driving portion casing, the first motor and the first gear are arranged in the driving portion casing, and the first motor is engaged with the first screw by the first gear;
- wherein the adjustment assembly further comprises a second screw, the driving portion further includes a second motor and a second gear, the second motor and the second gear are arranged in the driving portion casing, the second motor is engaged with the second screw by the second gear, and the second motor is used to drive the second screw to linearly move along an axis direction of the second screw;
- and
- wherein the first motor is located below the second motor, and an output shaft of the first motor is parallel to an output shaft of the second motor.
An adjustment assembly, comprising:
- a guiding rod;
- a fixing member, fixed to an end of the guiding rod;
- a driving portion, movably connected to the fixing member;
- a first screw, engaged to the fixing member with threads, and the driving portion is connected to the fixing member by the first screw;
- wherein the driving portion includes a first motor, and the first motor is used to drive the driving portion to linearly move in respect to the fixing member along a direction close to or away from the fixing member;
- wherein the adjustment assembly further comprises a slider slidably disposed on the guiding rod, the driving portion is fixed to the slider, and the driving portion is centrally arranged in a direction perpendicular to a sliding direction of the slider;
- and
- wherein the guiding rod includes a bent portion and a positioning portion, the bent portion forms an angle in respect to other portions of the guiding rod to limit a movement range of the slider, the positioning portion is formed as a plurality of grooves extending along a length of the guiding rod for providing resistance to a movement of the slider at a plurality of positions.
An adjustment assembly, comprising:
- a guiding rod;
- a fixing member, fixed to an end of the guiding rod;
- a driving portion, movably connected to the fixing member;
- a first screw, engaged to the fixing member with threads, and the driving portion is connected to the fixing member by the first screw;
- wherein the driving portion includes a first motor, and the first motor is used to drive the driving portion to linearly move in respect to the fixing member along a direction close to or away from the fixing member;
- wherein the adjustment assembly comprises two guiding rods extending parallel to each other, the fixing member includes a fixing rod, and the fixing member is fixed between the two guiding rods by the fixing rod;
- wherein the adjustment assembly further comprises a slider, the slider includes a first sliding portion, a second sliding portion, and a connecting portion connecting the first sliding portion and the second sliding portion, the first sliding portion and the second sliding portion are respectively slidably disposed on the two guiding rods, and the driving portion is fixed to the slider between the first sliding portion and the second sliding portion;
- and
- wherein the guiding rod includes a bent portion and a positioning portion, the bent portion forms an angle in respect to other portions of the guiding rod to limit a movement range of the slider, the positioning portion is formed as a plurality of grooves extending along a length of the guiding rod for providing resistance to a movement of the slider at a plurality of positions.
Dependencies are inferred from the claim text.