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US 12,611,038 B2Granted
Comfortable chair suitable for multiple usage postures
AssigneeNewtral Furniture Technology Inc.
InventorJianbo Deng
Life of this patent
Estimating the term…
Abstract
The utility model discloses a comfortable chair suitable for multiple usage postures. An overturnable desk board is arranged on a chair backrest, and a desk board adjustment mechanism can fix the angle of the desk board and support the desk board. The chair is provided with overturnable chair armrests, and armrest angle adjustment mechanisms can adjust the angle of the armrests, so as to provide users with various usage postures, realizing high flexibility and practicality. Embedded armrests are also arranged on the chair armrests and can be equipped with matching small desk boards. With embedded armrest adjustment mechanisms, the embedded armrests can be adjusted in both height and forward/backward position, so as to cater to users of different body types and heights.
Claims7
A comfortable chair suitable for multiple usage postures, comprising:
- a chair seat;
- chair legs;
- two chair armrests symmetrically arranged on two sides of the chair seat;
- a chair backrest;
- and
- at least one desk board adjustment mechanism;
- wherein a pneumatic rod is arranged between the chair seat and the chair legs, and the chair seat and the chair legs are connected through the pneumatic rod;
- wherein a backrest frame is arranged on a side, away from the chair seat, of the chair backrest, a desk board is arranged in the backrest frame and connected with the backrest frame, the desk board is flippable relative to the backrest frame, a chair support is arranged between the chair backrest and the chair seat, a first end of the chair support is arranged in the backrest frame, and a second end of the chair support is connected with the chair seat;
- wherein the at least one desk board adjustment mechanism is arranged on a surface of the backrest frame, and the at least one desk board adjustment mechanism comprises a strip-shaped chute, a sliding stop block and an overturning shaft;
- wherein the sliding stop block is in sliding fit with the strip-shaped chute, a wall of the strip-shaped chute comprises at least one first limiting slot, one side of the sliding stop block is provided with a limiting protrusion which is able to embed into the first limiting slot, and two ends of the overturning shaft are respectively connected with the sliding stop block and the desk board;
- wherein the overturning of the desk board drives the overturning shaft, so that the sliding stop block slides in the strip-shaped chute, and when the limiting protrusion is snapped into the limiting slot, the angle of the desk board is fixed;
- wherein an end, away from the chair seat, of the chair armrest is provided with the embedded armrest, an embedded armrest adjustment mechanism and a housing, the embedded armrest adjustment mechanism is arranged in the housing, the housing is arranged in the chair armrest, and the embedded armrest is able to move relative to the chair armrest through the embedded armrest adjustment mechanism.
9 more elements
A comfortable chair suitable for multiple usage postures, comprising:
- a chair seat;
- chair legs;
- two chair armrests symmetrically arranged on two sides of the chair seat;
- an armrest angle adjustment mechanism;
- a chair backrest;
- and
- at least one desk board adjustment mechanism;
- wherein a pneumatic rod is arranged between the chair seat and the chair legs, and the chair seat and the chair legs are connected through the pneumatic rod;
- wherein a backrest frame is arranged on a side, away from the chair seat, of the chair backrest, a desk board is arranged in the backrest frame and connected with the backrest frame, the desk board is flippable relative to the backrest frame, a chair support is arranged between the chair backrest and the chair seat, a first end of the chair support is arranged in the backrest frame, and a second end of the chair support is connected with the chair seat;
- wherein the at least one desk board adjustment mechanism is arranged on a surface of the backrest frame, and the at least one desk board adjustment mechanism comprises a strip-shaped chute, a sliding stop block and an overturning shaft;
- wherein the sliding stop block is in sliding fit with the strip-shaped chute, a wall of the strip-shaped chute comprises at least one first limiting slot, one side of the sliding stop block is provided with a limiting protrusion which is able to embed into the first limiting slot, and two ends of the overturning shaft are respectively connected with the sliding stop block and the desk board;
- wherein the overturning of the desk board drives the overturning shaft, so that the sliding stop block slides in the strip-shaped chute, and when the limiting protrusion is snapped into the limiting slot, the angle of the desk board is fixed;
- wherein the chair armrest is movably connected with the chair seat through the armrest angle adjustment mechanism, and the armrest angle adjustment mechanism comprises a rotating rod, a fixed rod and a rotating wheel;
- a first end of the rotating rod is fixedly connected with the chair armrest, and a second end of the rotating rod is rotatably connected with the rotating wheel;
- and two ends of the fixed rod are respectively fixedly connected with the rotating wheel and the chair seat, and the adjustment range of an included angle between the chair armrest and the chair seat is from acute to reflex angles.
12 more elements
A comfortable chair suitable for multiple usage postures, comprising:
- a chair seat;
- chair legs;
- two chair armrests symmetrically arranged on two sides of the chair seat;
- a chair backrest;
- and
- at least one desk board adjustment mechanism;
- wherein a pneumatic rod is arranged between the chair seat and the chair legs, and the chair seat and the chair legs are connected through the pneumatic rod;
- wherein a backrest frame is arranged on a side, away from the chair seat, of the chair backrest, a desk board is arranged in the backrest frame and connected with the backrest frame, the desk board is flippable relative to the backrest frame, a chair support is arranged between the chair backrest and the chair seat, a first end of the chair support is arranged in the backrest frame, and a second end of the chair support is connected with the chair seat;
- wherein the at least one desk board adjustment mechanism is arranged on a surface of the backrest frame, and the at least one desk board adjustment mechanism comprises a strip-shaped chute, a sliding stop block and an overturning shaft;
- wherein the sliding stop block is in sliding fit with the strip-shaped chute, a wall of the strip-shaped chute comprises at least one first limiting slot, one side of the sliding stop block is provided with a limiting protrusion which is able to embed into the first limiting slot, and two ends of the overturning shaft are respectively connected with the sliding stop block and the desk board;
- wherein the overturning of the desk board drives the overturning shaft, so that the sliding stop block slides in the strip-shaped chute, and when the limiting protrusion is snapped into the limiting slot, the angle of the desk board is fixed;
- wherein a surface of one end, close to the chair backrest, of the backrest support is provided with a limiting through hole, and the backrest support is sleeved with a fixing block which is fixed on the chair backrest;
- the fixing block is sleeved outside the backrest support, at least one second limiting slot is arranged in the limiting through hole, and the fixing block is capable of snapping into the second limiting slot;
- and the chair backrest slides on the backrest support through the fixing block to adjust the longitudinal height.
11 more elements
Dependencies are inferred from the claim text.