초록 ▼

A method of making an office chair by stretching a membrane in a stretching machine and retaining the stretched membrane on a loom. The loom, with the retained stretched membrane, is removed from the stretching machine and positioned between molds of a molding machine, wherein the molding machine is

A method of making an office chair by stretching a membrane in a stretching machine and retaining the stretched membrane on a loom. The loom, with the retained stretched membrane, is removed from the stretching machine and positioned between molds of a molding machine, wherein the molding machine is used to form a carrier member to hold a portion of the stretched member by injecting a material into a cavity formed between the molds to form a part of the chair.

대표청구항 ▼

[ We claim:] [1.] A method of forming a part for a chair comprising the steps ofclamping a membrane between clamp members of a stretching machine;stretching said membrane in at least one direction with said clamp members;clamping a loom on said membrane while said membrane is stretched by said clamp

[ We claim:] [1.] A method of forming a part for a chair comprising the steps ofclamping a membrane between clamp members of a stretching machine;stretching said membrane in at least one direction with said clamp members;clamping a loom on said membrane while said membrane is stretched by said clamp members to retain said stretched membrane in said loom;removing the loom with said stretched membrane clamped therein from said stretching machine;inserting the loom with said stretched membrane clamped therein into a molding machine; andusing said molding machine to form a carrier member to hold at least a portion of said membrane while said membrane is retained stretched in said loom;whereby the stretched membrane held by said carrier member forms a part for a chair.