公开(公告)号：US09155393B2

公开(公告)日：2015-10-13

申请号：US14355931

申请日：2012-11-02

Applicant: Okamura Corporation

Inventor： Alexander Hurford ,  Yoshinori Isogai

IPC: A47C3/025 ,  A47C7/46 ,  A47C1/032

CPC classification number: A47C7/46 ,  A47C1/03261 ,  A47C7/462

Abstract: A lumbar support on a chair comprises a lumbar support body in which a vertical width gradually becomes smaller from right and left ends to the middle; four mounting portions spaced apart from each other vertically on the lumbar support body and moving vertically along a guide on each of the pair of side frame rods and an operating member connected to each of the mounting portions on the lower edge.

Abstract translation: 椅子上的腰部支撑件包括腰部支撑体，垂直宽度从左右两端逐渐变小; 四个安装部分在腰部支撑体上垂直彼此间隔开并且沿着一对侧框架杆中的每一个上的引导件垂直地移动，以及连接到下边缘上的每个安装部分的操作构件。

公开(公告)号：US20140312668A1

公开(公告)日：2014-10-23

申请号：US14355931

申请日：2012-11-02

Applicant: Okamura Corporation

Inventor： Alexander Hurford ,  Yoshinori Isogai

IPC: A47C7/46

CPC classification number: A47C7/46 ,  A47C1/03261 ,  A47C7/462

Abstract: Provided is a chair which comprises a lumbar support that is capable of comfortably supporting the lumbar region and that is capable of providing stable support with a side frame pole of a back frame. This invention comprises: a lumbar support main body (41) in which a lumbar support (10) that is provided on the chair has a top-to-bottom dimension that gradually becomes smaller from the left and right ends toward the center by having the lower edge of the center in the left/right direction curving upward in an arc shape; four attaching portions (42) which are provided on both sides of the lumbar support main body (41) so as to be separated in the vertical direction and which are movably supported in the vertical direction by guide portions that are provided on the left and right side frame poles (19) and that are directed vertically; and operating members (44) which are linked with the left and right lower attaching portions (42).

Abstract translation: 提供了一种椅子，其包括能够舒适地支撑腰部区域并且能够与后框架的侧框架杆提供稳定支撑的腰部支撑件。 本发明包括：腰部支撑主体（41），其中设置在椅子上的腰部支撑件（10）具有从左到右的端部朝向中心逐渐变小的从上到下的尺寸， 中心的下边缘在左右方向上以弧形向上​​弯曲; 四个安装部分（42），其设置在腰部支撑主体（41）的两侧，以在垂直方向上分离，并且沿垂直方向可移动地支撑在左右设置的引导部分 侧框架杆（19），并且垂直定向; 以及与左右的下部安装部（42）连结的操作部件（44）。

公开(公告)号：US10334953B2

公开(公告)日：2019-07-02

申请号：US15520678

申请日：2015-10-23

Applicant: OKAMURA CORPORATION

Inventor： Hiroshi Masunaga ,  Yoshinori Isogai ,  Kouichirou Wakizono ,  Naoyuki Okuda ,  Syouichi Izawa

IPC: A47C7/28 ,  A47C7/40

Abstract: Furniture and a chair include a shielding piece (7b5) which is provided in an operation plate (7b2) or a flange (7a5) and closes a gap generated by the operation plate (7b2) and the flange (7a5) when the operation plate (7b2) has an operation posture. In addition, a chair includes a load support member for a chair, the load support member for a chair includes a frame member which includes a pair of rod members (19) and an extension material (22) which is formed in a bag shape and covers the frame member, a support portion (26) is provided on each of inner surfaces facing each other in the pair of rod members (19), and an interior material (21) having a repulsive force with respect to a load in a surface perpendicular direction is bridged between the pair of rod members (19) by being supported by the support portion (26).