公开(公告)号：US20230049996A1

公开(公告)日：2023-02-16

申请号：US17979465

申请日：2022-11-02

申请人： MillerKnoll, Inc.

发明人： Mark Goetz ,  Brock Walker ,  John Aldrich ,  Andy Squires ,  Chris Holwerda ,  Adwait Bhagwat

IPC分类号： A47C1/032 ,  A47C7/14 ,  A47C7/46

摘要： A lower chair for supporting an upper chair on which a user sits. The lower chair including a base, a swivel mechanism supported by the base and defining a vertical swivel axis, and a four-bar linkage mounted to the swivel mechanism for rotation about the swivel axis. The four-bar linkage includes a coupler link that moves about a coupler curve. The lower chair also includes a column having a lower end affixed to the coupler link for movement of the lower end along the coupler curve. The column defines a column axis and is adapted to support the upper chair.

公开(公告)号：US11805905B2

公开(公告)日：2023-11-07

申请号：US17979465

申请日：2022-11-02

申请人： MillerKnoll, Inc.

发明人： Mark Goetz ,  Brock Walker ,  John Aldrich ,  Andy Squires ,  Chris Holwerda ,  Adwait Bhagwat

IPC分类号： A47C1/03 ,  A47C1/032 ,  A47C7/14 ,  A47C7/46

CPC分类号： A47C1/03255 ,  A47C1/03274 ,  A47C7/14 ,  A47C7/46

摘要： A lower chair for supporting an upper chair on which a user sits. The lower chair including a base, a swivel mechanism supported by the base and defining a vertical swivel axis, and a four-bar linkage mounted to the swivel mechanism for rotation about the swivel axis. The four-bar linkage includes a coupler link that moves about a coupler curve. The lower chair also includes a column having a lower end affixed to the coupler link for movement of the lower end along the coupler curve. The column defines a column axis and is adapted to support the upper chair.