Chair upholstery construction

Abstract

This invention provides a chair upholstery structure that allows the upholstery to be applied to the body contact surface of the chair with appropriate tension, and enables the upholstery work to be performed in an extremely simple and efficient manner. [Solution] After the body contact surface forming upholstery 22, 52 is hooked onto the contact surface forming frame 20, 50, the fitting members 21, 51 are fitted into the separated portions 25, 55 of the contact surface forming frame 20, 50, causing the contact surface forming frame 20, 50 to expand in the direction of tension of the body contact surface forming upholstery 22, 52, thereby applying tension to the upholstery.

Claims

[Claim 1] A chair upholstery structure in which a sheet-like upholstery is attached to the parts that come into contact with the body, The chair comprises a support base provided at the point where the body makes contact with the chair, and an upholstery tensioning mechanism attached to the support base, The upholstery tensioning mechanism comprises a contact surface forming frame body formed as an annular frame with separated portions formed at one or more locations thereof, an insertion member fitted into the separated portions of the contact surface forming frame body to expand the contact surface forming frame body, and a body contact surface forming upholstery having elastic force and having its periphery hooked onto the contact surface forming frame body. A chair upholstery tensioning structure characterized in that, after the body contact surface forming upholstery is attached to the contact surface forming frame, the fitting member is fitted into the separated portion of the contact surface forming frame, causing the contact surface forming frame to expand in the tensioning direction of the body contact surface forming upholstery and to apply tension to the upholstery.

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