公开(公告)号：US20200345142A1

公开(公告)日：2020-11-05

申请号：US16934635

申请日：2020-07-21

申请人： Steelcase Inc.

发明人： Robert J. Battey ,  Gordon J. Peterson ,  Todd T. Andres ,  Gary Karsten ,  Richard Roslund, JR. ,  Pradeep Mydur ,  Nathan McCaughan ,  Kurt R. Heidmann

IPC分类号： A47C1/024 ,  A47C7/24 ,  A47C7/46 ,  A47C7/02 ,  A47C31/02 ,  A47C1/032 ,  A47C3/30 ,  A47C7/14 ,  A47C7/18 ,  A47C7/40 ,  A47C7/54 ,  A47C1/03 ,  A47C1/14 ,  A47C7/00 ,  A47C7/44 ,  A47C5/00 ,  A47C5/12 ,  A47C3/20

摘要： A chair assembly includes an arm assembly that includes an armrest supported by a vertically adjustable support assembly and an arm base, where the arm base extends at an acute angle with respect to a longitudinal centerline of the chair assembly, an upholstery arrangement including a ring member attached to a cover, where the ring member includes a plurality of reliefs having a width that reduces as the ring member is wrapped about a shell member of the chair assembly, and a control arrangement having a biasing member that moves through an arcuate path as the biasing member is adjusted between varying bias settings.

公开(公告)号：US20180103759A1

公开(公告)日：2018-04-19

申请号：US15842128

申请日：2017-12-14

申请人： Steelcase Inc.

发明人： Robert J. Battey ,  Richard Roslund, JR. ,  Nathan McCaughan ,  Pradeep Mydur

IPC分类号： A47C1/024 ,  A47C31/02 ,  A47C1/03 ,  A47C1/032 ,  A47C7/54 ,  A47C7/46 ,  A47C7/44 ,  A47C7/40 ,  A47C7/24 ,  A47C7/18 ,  A47C7/14 ,  A47C7/02 ,  A47C7/00 ,  A47C5/12 ,  A47C5/00 ,  A47C3/30 ,  A47C3/20 ,  A47C1/14 ,  B68G7/12

CPC分类号： A47C1/024 ,  A47C1/03 ,  A47C1/032 ,  A47C1/03255 ,  A47C1/03261 ,  A47C1/03266 ,  A47C1/03272 ,  A47C1/14 ,  A47C3/20 ,  A47C3/30 ,  A47C5/00 ,  A47C5/12 ,  A47C7/004 ,  A47C7/006 ,  A47C7/029 ,  A47C7/14 ,  A47C7/185 ,  A47C7/24 ,  A47C7/40 ,  A47C7/44 ,  A47C7/441 ,  A47C7/443 ,  A47C7/46 ,  A47C7/462 ,  A47C7/54 ,  A47C31/02 ,  A47C31/023 ,  B68G7/12 ,  Y10T29/481 ,  Y10T29/49826 ,  Y10T29/49947

摘要： A chair assembly includes a back support arrangement including a back support arrangement, a seat support arrangement and a four-bar arrangement that includes a rearward end and a forward end that is adjustable between a raised and lowered positions, and an arm rest assembly adapted to support the arm of a seated user thereon and supported on the forward end of the four-bar arrangement, wherein the rearward end of the four-bar arrangement is pivotably supported from an arm support structure for pivotable movement about a substantially vertical pivot axis such that the forward end of the four-bar arrangement is moveable between a first position and second position located laterally outward from the first position, and wherein the substantially vertical pivot axis is located forwardly of a rearmost edge of an upwardly-facing surface of the seat support arrangement.

公开(公告)号：US20190133323A1

公开(公告)日：2019-05-09

申请号：US16237909

申请日：2019-01-02

申请人： Steelcase Inc.

发明人： Robert J. Battey ,  Richard Roslund, JR. ,  Nathan McCaughan ,  Pradeep Mydur

IPC分类号： A47C1/024 ,  A47C7/02 ,  A47C7/46 ,  A47C1/032 ,  A47C7/54 ,  A47C7/24 ,  A47C7/44 ,  A47C3/20 ,  A47C7/40 ,  A47C7/18 ,  A47C7/14 ,  A47C3/30 ,  A47C1/03 ,  A47C31/02 ,  A47C5/12 ,  A47C5/00 ,  A47C7/00 ,  A47C1/14

摘要： A chair assembly includes a four-bar arrangement that includes a lower end and an upper end where the upper end is adjustable between a raised position and a lowered position, and an arm rest assembly adapted to support the arm of a seated user thereon and supported on an upper end of the four-bar arrangement, wherein the lower end of the four-bar arrangement is pivotably supported from an arm support structure for pivotable movement about an arm pivot axis, such that the upper end of the four-bar arrangement is movable between a first position and second position located laterally outward from the first position, and wherein the arm pivot axis is angularly offset from a vertical axis.

公开(公告)号：US20160324320A1

公开(公告)日：2016-11-10

申请号：US15214026

申请日：2016-07-19

申请人： Steelcase Inc.

发明人： Robert J. Battey ,  Richard Roslund, JR. ,  Nathan McCaughan ,  Pradeep Mydur

IPC分类号： A47C1/03 ,  A47C7/54 ,  A47C3/20 ,  A47C7/40 ,  A47C7/44 ,  A47C1/024 ,  A47C3/30 ,  A47C7/24 ,  A47C7/00 ,  A47C1/032

CPC分类号： A47C1/024 ,  A47C1/03 ,  A47C1/032 ,  A47C1/03255 ,  A47C1/03261 ,  A47C1/03266 ,  A47C1/03272 ,  A47C1/14 ,  A47C3/20 ,  A47C3/30 ,  A47C5/00 ,  A47C5/12 ,  A47C7/004 ,  A47C7/006 ,  A47C7/029 ,  A47C7/14 ,  A47C7/185 ,  A47C7/24 ,  A47C7/40 ,  A47C7/44 ,  A47C7/441 ,  A47C7/443 ,  A47C7/46 ,  A47C7/462 ,  A47C7/54 ,  A47C31/02 ,  A47C31/023 ,  B68G7/12 ,  Y10T29/481 ,  Y10T29/49826 ,  Y10T29/49947

摘要： A chair assembly includes a back support arrangement that includes a back frame member and a forwardly-facing surface configured to support a user, a four-bar linkage assembly including a first linkage member, a second linkage member, a third linkage member and a fourth linkage member each pivotably coupled to one another such that the four-bar linkage assembly includes an upper end that is adjustable between raised and lowered positions, and an arm rest assembly supported on the upper end of the four-bar linkage assembly, wherein a lower end of the four-bar linkage assembly is pivotably supported from an arm support structure for pivotable movement such that the upper end of the four-bar linkage assembly is movable between a first position and second position located laterally outward from the first position, and wherein the fifth pivot point is located forwardly of the back frame member.

摘要翻译： 椅子组件包括后支撑装置，其包括后框架构件和构造成支撑使用者的向前表面;四杆连杆组件，包括第一连杆构件，第二连杆构件，第三连杆构件和第四连杆构件 联接构件，每个枢转地彼此联接，使得四杆连杆组件包括可在升高和降低位置之间调节的上端，以及支撑在四杆连杆组件的上端上的扶手组件，其中下杆 四杆连杆组件的端部从臂支撑结构可枢转地支撑以便可枢转运动，使得四杆连杆组件的上端可在从第一位置横向向外定位的第一位置和第二位置之间移动，并且其中 第五枢转点位于后框架构件的前方。