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The kneeling chair is meant to reduce lower back strain [5] by dividing the burden of one's weight between the shins and the buttocks. People with coccyx or tailbone pain resulting from significant numbers of hours in a sitting position (e.g., office desk jobs) are common candidates for such chairs.
Kneeling chairs or knee-sit chairs, meant to support someone kneeling. This is purportedly better for the back than sitting all day. The main seat is sloped forward at about 30 degrees so that the person would normally slide off, but there is a knee rest to keep the person in place. [32]
A zaisu (座椅子) is a Japanese chair with a back and no legs. [1] They are often found in traditional rooms with tatami mats , and are often used for relaxing under heated kotatsu tables. Zaisu come in many styles, and can either have a cushion built in or be used with a zabuton .
Chair, c. 1772, mahogany, covered in modern red morocco leather, height: 97.2 cm, Metropolitan Museum of Art (New York City) A chair is a type of seat, typically designed for one person and consisting of one or more legs, a flat or slightly angled seat and a back-rest.
For ergonomic hazards, this could involve: Replacing heavy materials with lighter alternatives. Replacing a low-quality chair or equipment with higher-quality, softer, or padded materials. [11] Engineering control is the practice of physically separating a hazard from the worker. [9] For ergonomic hazards, this could involve:
An office chair, or desk chair, is a type of chair that is designed for use at a desk in an office. It is usually a swivel chair , with a set of wheels for mobility and adjustable height. Modern office chairs typically use a single, distinctive load bearing leg (often called a gas lift ), which is positioned underneath the chair seat.
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