초록 ▼

A folding chair is provided having a first front leg, a second front leg, a first rear leg, a second rear leg, a first link, a second link, a chair seat, and a backrest. The chair seat includes a seat member, a first support bracket, a second support bracket, and a cross-bar connecting the first and

A folding chair is provided having a first front leg, a second front leg, a first rear leg, a second rear leg, a first link, a second link, a chair seat, and a backrest. The chair seat includes a seat member, a first support bracket, a second support bracket, and a cross-bar connecting the first and second support brackets. The first front leg, the first rear leg, the first link, and the first support bracket form a first four-bar linkage. The second front leg, the second rear leg, the second like, and the second support bracket form a second four-bar linkage.

대표청구항 ▼

What is claimed is: 1. A folding chair comprising: a first front leg; a first rear leg; a first link pivotally connected to the first front leg and the first rear leg; a first support bracket pivotally connected to the first front leg and the first rear leg, the first support bracket including a fi

What is claimed is: 1. A folding chair comprising: a first front leg; a first rear leg; a first link pivotally connected to the first front leg and the first rear leg; a first support bracket pivotally connected to the first front leg and the first rear leg, the first support bracket including a first end, an opposing second end, a first side and a second side, the first support bracket including a first lateral portion, a first bottom portion, a first inwardly extending flange disposed generally proximate the first end of the first support bracket and extending generally upwardly from the first bottom portion of the first support bracket, the first flange including a width generally equal to a width of the first bottom portion of the first support bracket, a second inwardly extending flange disposed generally proximate the second end of the first support bracket and extending generally upwardly from the first bottom portion of the first support bracket, the second flange including a width generally equal to the width of the first bottom portion of the first support bracket; a first four-bar, four pivot linkage at least partially formed by the first front leg, the first rear leg, the first link and the first support bracket, the first four-bar, four pivot linkage being sized and configured to allow the folding chair to be moved between a use position and a storage position; a second front leg; a second rear leg; a second link pivotally connected to the second front leg and the second rear leg; a second support bracket pivotally connected to the second front leg and the second rear leg, the second support bracket including a first end, an opposing second end, a first side and a second side, the second support bracket including a second lateral portion, a second bottom portion, a first inwardly extending flange disposed generally proximate the first end of the second support bracket and extending generally upwardly from the second bottom portion of the second support bracket, the second flange including a width generally equal to a width of the second bottom portion of the second support bracket, and a second inwardly extending flange disposed generally proximate the second end of the second support bracket and extending generally upwardly from the second bottom portion of the second support bracket, the second flange including a width generally equal to the width of the second bottom portion of the second support bracket; a second four-bar, four pivot linkage at least partially formed by the second front leg, the second rear leg, the second link and the second support bracket, the second four-bar, four pivot linkage being sized and configured to allow the folding chair to be moved between a use position and a storage position a blow molded seat member connected to the first support bracket and the second support bracket, the blow molded seat member including an upper surface and a lower surface generally spaced apart from the upper surface and extending between a first edge and a second edge; a first attachment recess formed on the seat member and including, a first lateral extending portion formed on the first edge and a first bottom extending portion formed on the lower surface of the seat member, the first attachment recess including a first slot disposed generally proximate a first end of the first bottom extending portion and extending inwardly from the lower surface of the seat member, the first attachment recess including a second slot disposed generally proximate a second end of the first bottom extending portion and extending inwardly from the lower surface of the seat member; a second attachment recess formed on the seat member and including a second lateral extending portion formed on the second edge and a second bottom extending portion formed on the lower surface of the seat member, the second attachment recess including a first slot disposed generally proximate a first end of the first bottom extending portion and extending inwardly from the lower surface of the seat member, the second attachment recess including a second slot disposed generally proximate a second end of the first bottom extending portion and extending inwardly from the lower surface of the seat member; wherein the first lateral portion of the first support bracket is fixedly secured relative to the first lateral extending portion of the first attachment recess, and the first bottom portion of the first support bracket is fixedly secured relative to the first bottom extending portion of the first attachment recess with the first inwardly extending flange at least partially disposed in the first slot and the second inwardly extending flange at least partially disposed in the second slot; and wherein the second lateral portion of the second support bracket is fixedly secured relative to the second lateral extending portion of the second attachment recess, and the second bottom portion of the second support bracket is fixedly secured relative to the second bottom extending portion of the second attachment recess with the first inwardly extending flange at least partially disposed in the first slot and the second inwardly extending flange at least partially disposed in the second slot. 2. The folding chair as recited in claim 1, wherein the upper surface of the seat member comprises a slightly curved surface. 3. The folding chair as recited in claim 1, wherein the lower surface of the seat member comprises a plurality of grooves. 4. The folding chair as recited in claim 1, further comprising a cross-bar disposed transversely to the first support member and the second support member and coupled therebetween. 5. The folding chair as recited in claim 1, wherein the first front leg and the second front leg are connected by a front support bar. 6. The folding chair as recited in claim 5, wherein the first front leg, the second front leg, and the front support bar form a substantially U-shaped structure. 7. The folding chair as recited in claim 1, wherein the first rear leg and the second rear leg are connected by a rear support bar. 8. The folding chair as recited in claim 7, wherein the first rear leg, the second rear leg, and the rear support bar form a substantially U-shaped structure. 9. The folding chair as recited in claim 1, further comprising a blow-molded backrest having a front surface and a rear surface generally spaced apart from the front surface, the backrest being configured to be connect to both an upper portion of the first front leg and an upper portion of the second front leg. 10. The folding chair as recited in claim 9, wherein the back rest comprises apertures formed on a bottom surface thereof so that the back rest can form a press-fit connection with the upper portions of the first front leg and the second front leg. 11. The folding chair as recited in claim 9, wherein the front surface of the backrest comprises a slightly curved surface. 12. A folding chair comprising: a first front leg; a first rear leg; a first link pivotally connected to the first front leg and the first rear leg; a first support bracket pivotally connected to the first front leg and the first rear leg, the first front leg, first rear leg, first link and first support bracket forming a first four-bar, four pivot linkage that allows the folding chair to be moved between a use position and a storage position, the first support bracket including a first lateral portion and a first bottom portion, the first support bracket including a first end, an opposing second end, a first side and a second side, the first support bracket including a first flange disposed generally proximate the first end, the first flange including a width generally equal to a width of the first bottom portion, the first support bracket including a second flange disposed generally proximate the second end, the second flange including a width generally equal to the width of the first bottom portion; a second front leg; a second rear leg; a second link pivotally connected to the second front leg and the second rear leg; a second support bracket pivotally connected to the second front leg and the second rear leg, the second front leg, the second rear leg, the second link and the second support bracket forming a second four-bar, four-pivot linkage that allows the folding chair to be moved between a use position and a storage position, the second support bracket including a second lateral portion and a second bottom portion, the second support bracket including a first end, an opposing second end, a first side and a second side, the second support bracket including a first flange disposed generally proximate the first end, the first flange including a width generally equal to a width of the second bottom portion, the second support bracket including a second flange disposed generally proximate the second end, the second flange including a width generally equal to the width of the second bottom portion; a blow molded seat member connected to the first support bracket and the second support bracket, the blow molded seat member including an upper surface and a generally spaced apart lower surface; a first attachment recess integrally formed in the blow molded seat member as part of a unitary, one-piece construction, the first attachment recess including a first generally lateral extending portion, a first generally horizontal extending portion, a first receiving portion that is sized and configured to at least partially receive the first flange of the first support bracket and a second receiving portion that is sized and configured to at least partially receive the second flange of the first support bracket to facilitate attachment of the first support bracket to the seat member; a second attachment recess integrally formed in the blow molded seat member as part of a unitary, one-piece construction, the second attachment recess including a second generally lateral extending portion, a second generally horizontal extending portion a first receiving portion that is sized and configured to at least partially receive the first flange of the second support bracket and a second receiving portion that is sized and configured to at least partially receive the second flange of the second support bracket to facilitate attachment of the second support bracket to the seat member. 13. The folding chair as recited in claim 12, further comprising a cross-bar coupled to and disposed between the first support bracket and the second support bracket. 14. The folding chair as recited in claim 12, further comprising a blow-molded backrest having a front surface and a rear surface generally spaced apart from the front surface, the backrest being configured to be connected to both an upper portion of the first front leg and an upper portion of the second front leg. 15. The folding chair as recited in claim 14, wherein the backrest includes a first aperture that is sized and configured to receive a portion of the first front leg and a second aperture that is sized and configured to receive a portion of the second front leg. 16. A folding chair comprising: a first front leg; a first rear leg; a first link pivotally connected to the first front leg and the first rear leg; a first support bracket pivotally connected to the first front leg and the first rear leg, the first front leg, first rear leg, first link and first support bracket forming a first four-bar, four pivot linkage that allows the folding chair to be moved between a use position and a storage position, the first support bracket including a first lateral portion, a first bottom portion, a first end, a second end, a first side, a second side, a first projection disposed generally proximate the first end and a second projection disposed generally proximate the second end, the first projection and the second projection including a width generally equal to a width of the first bottom portion; a second front leg; a second rear leg; a second link pivotally connected to the second front leg and the second rear leg; a second support bracket pivotally connected to the second front leg and the second rear leg, the second front leg, the second rear leg, the second link and the second support bracket forming a second four-bar, four-pivot linkage that allows the folding chair to be moved between a use position and a storage position, the second support bracket including a second lateral portion, a second bottom portion, a first end, a second end, a first side, a second side, a first projection disposed generally proximate the first end and a second projection disposed generally proximate the second end, the first projection and the second projection including a width generally equal to a width of the second bottom portion; a blow molded seat member including an upper surface and a generally spaced apart lower surface, the blow molded seat member including a first attachment portion including a first lateral extending portion and a first bottom extending portion, the blow molded seat member including a second attachment portion including a second lateral extending portion and a second bottom extending portion, the blow molded seat member comprising: a first set of receiving portions integrally formed in the blow molded seat member as part of a unitary, one-piece structure, the first set of receiving portion being sized and configured to receive the first projection and the second projection of the first support bracket when the first support bracket is connected to the seat member; and a second set of receiving portions integrally formed in the blow molded seat member as part of a unitary, one-piece structure, the first set of receiving portion being sized and configured to receive the first projection and the second projection of the second support bracket when the second support bracket is connected to the seat member. 17. The folding chair as recited in claim 16, wherein the first set of projections are configured to be disposed in the first set of apertures of the first attachment recess and the second set of projections are configured to be disposed in the second set of apertures of the second attachment recess. 18. A folding chair comprising: a first front leg; a first rear leg; a first link pivotally connected to the first front leg and the first rear leg; a first support bracket generally elongated between a first end and a second end and pivotally connected to the first front leg and the first rear leg, the first front leg, first rear leg, first link and first support bracket forming a first four-bar, four pivot linkage that allows the folding chair to be moved between a use position and a storage position, the first support bracket including a first generally inwardly extending projection disposed proximate the first end of the first support bracket and a second generally inwardly extending projection disposed proximate the second end of the first support bracket, the first projection and the second projection having a width generally equal to a width of the first support bracket; a second front leg; a second rear leg; a second link pivotally connected to the second front leg and the second rear leg; a second support bracket generally elongated between a first end and a second end and pivotally connected to the second front leg and the second rear leg, the second front leg, the second rear leg, the second link and the second support bracket forming a second four-bar, four-pivot linkage that allows the folding chair to be moved between a use position and a storage position, the second support bracket including a first generally inwardly extending projection disposed proximate the first end of the second support bracket and a second generally inwardly extending projection disposed proximate the second end of the second support bracket, the first projection and the second projection having a width generally equal to a width of the second support bracket; a blow molded seat member including an upper surface and a generally spaced apart lower surface, the blow molded seat member including a first side and a second side, the first side of the blow molded seat member including a first receiving portion that is sized and configured to receive at least a portion of the first generally inwardly extending projection disposed proximate the first end of the first support bracket and a second receiving portion that is sized and configured to receive at least a portion of the second generally inwardly extending projection disposed proximate the second end of the first support bracket, the second side of the blow molded seat member including a first receiving portion that is sized and configured to receive at least a portion of the first generally inwardly extending projection disposed proximate the first end of the second support bracket and a second receiving portion that is sized and configured to receive at least a portion of the second generally inwardly extending projection disposed proximate the second end of the second support bracket.