US 11,864,658 B2
Chair and components
Kent Wallace Parker, Lower Hutt (NZ); Martyn Walter Goodwin Collings, Wellington (NZ); Wayne Douglas O'Hara, Lower Hutt (NZ); Aaron Michael Young, Lower Hutt (NZ); Paul James Stevenson, Wellington (NZ); Gavin James Bateman, Wellington (NZ); and Kai Xi Lin, Wellington (NZ)
Assigned to Formway Furniture Limited, Wellington (NZ)
Filed by FORMWAY FURNITURE LIMITED, Wellington (NZ)
Filed on Aug. 18, 2021, as Appl. No. 17/405,143.
Application 17/405,143 is a continuation of application No. 16/074,355, granted, now 11,122,901, previously published as PCT/NZ2017/050009, filed on Feb. 3, 2017.
Claims priority of application No. NZ716713 (NZ), filed on Feb. 5, 2016.
Prior Publication US 2021/0368984 A1, Dec. 2, 2021
Int. Cl. A47C 3/02 (2006.01); A47C 3/025 (2006.01); A47C 3/12 (2006.01); A47C 3/027 (2006.01); A47C 7/44 (2006.01); A47C 7/02 (2006.01); A47C 5/12 (2006.01); A47C 7/16 (2006.01); A47C 1/02 (2006.01)
CPC A47C 3/0252 (2013.01) [A47C 1/02 (2013.01); A47C 3/02 (2013.01); A47C 3/025 (2013.01); A47C 3/027 (2013.01); A47C 3/0255 (2013.01); A47C 5/12 (2013.01); A47C 7/029 (2018.08); A47C 7/16 (2013.01); A47C 7/44 (2013.01)] 21 Claims
OG exemplary drawing
 
18. A chair support shell comprising an integral back portion, seat portion, and joining portion between the back portion and the seat portion, wherein at least a major portion of the support shell comprises a compliant structure, the compliant structure having a plurality of cells interconnected by a plurality of resilient members, wherein each of the plurality of cells has a side and each of the plurality of cells is interconnected to at least one other of the plurality of cells by at least one of the plurality of resilient members extending therebetween, and wherein a plurality of voids are defined in spaces between the plurality of cells interconnected by the plurality of resilient members, wherein each of the plurality of resilient members are substantially straight, and at least a portion of each of the plurality of voids comprises at least one substantially elongate finger; wherein the compliant structure provides compliance in the seat portion, compliance in the back portion, and compliance in the joining portion, wherein the compliant structure enables recline of the back portion relative to the seat portion, and wherein the plurality of cells and the plurality of resilient members together define an auxetic structure.