An adjustable sitting posture training chair with a front backrest.
Patent Information
- Application Number
- TH2501006953
- Authority / Receiving Office
- TH · TH
- Patent Type
- Applications
- Current Assignee / Owner
- Filing Date
- 2025-10-10
- Publication Date
- 2026-08-10
Smart Images

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Abstract
Claims
OCR09WP09 / 06 / 25691. The adjustable seat training chair with front backrest consists of a seat section with a cushion (3) connected to the calf support (12) and footrest (13). Above the seat section is a leg support (6) connected to the chest support (8) and lateral body support (14). The chest support (8) and lateral body support (14) are rectangular frames connected from the leg support (6) at connection point (15). The lumbar support (18) is connected to the lumbar support (6) at connection point (15). It is fitted with a side support section (14) with a removable stand (19). The armrest tray (17) is a rectangular, U-shaped cutout that fits the size of the chest support section (8) and the side support section (13). A unique feature is that the seat cushion (3) can be adjusted from 0-30 degrees to the horizontal plane. The connecting angle between the seat cushion (13), the calf support (12) and the footrest (13) is 90 degrees to each other at both points. The edge of the chest support section (8) is 90 degrees to the seat cushion (3) at all angles of the seat. 2.Chairs under claim 1 in which the seat (13) is fitted with either a hydraulic system, an electric hydraulic system, or a manual adjustment or a rotary adjustment for the angle of the seat; 3. Chairs under claim 1 or 2 in which the connection point (20) can move the leg shaft (6) forward and backward; 4. Any chair under claims 1-3 in which the connection point (15) can lift and rotate the chest support (8) and the lateral support (14) forward and backward.