Office chair design

Office chair design
 1. people in the chair seems to be a static process, is actually a dynamic process, because people are constantly looking at the chair is more comfortable location height, the difficulty of the design of the chair is relatively large 2. Chair accessories size No country-specific criteria 3. The study found that the chair design should be considered to withstand more than 75% of the body weight of the body. The position of the gas rod nail in the cushion is the center of gravity of the person sitting on the chair, the center of gravity is theoretically Navel front 2CM 5. chair depth standard (Asia) male 43.9CM, female 43.2cm 6. handrail height 17.8 ~ 25.4cm 7. cushion pad sponge can be divided into: recycled cotton, cut cotton,
Office chair structure and material description:
1: Casters: ordinary casters (carpets), PU wheels (soft materials, suitable for wood flooring, and floor tiles).
 2: chair legs: the thickness of the iron frame directly affect the chair life. Surface treatment: paint, paint (surface gloss, easy to paint), plating (wood can not be plated), plating quality is good, it is not easy to rust.
 3: gas rod, also known as extension rod, used to adjust the height and rotation of the chair.
 4: the chassis hold the seat of the seat, the following connected with the gas rod. There are three cases with three cups
 5: chair by the board, sponge, fabric composition. The quality of the board is usually not felt by the consumer. Sponge: renewable cotton, new cotton. 99% of the manufacturers are used with both, the thicker the more hard, the higher the cost, the thickness of the appropriate hardness can be appropriate. Hand seat, fabric: Ma Rong, mesh, leather. Plastic frame pressure on the cloth. Such chairs are more breathable.
 6: armrest thickness affects quality.
 7: seat back seat (corner code) seat and back is split, the use of steel or steel plate, steel, usually 6mm or 8mm thick. But the width of less than 6cm of steel, must be 8mm thick.
  8: back steel frame, plastic frame of the office chair, made of mesh combination, with breathable.
  9: waist pillow reflects the comfort of office chairs.
 10: headrest performance desk chair comfort.