Invention Grant
- Patent Title: Chair
- Patent Title (中): 椅子
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Application No.: US14355931Application Date: 2012-11-02
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Publication No.: US09155393B2Publication Date: 2015-10-13
- Inventor: Alexander Hurford , Yoshinori Isogai
- Applicant: Okamura Corporation
- Applicant Address: JP
- Assignee: Okamura Corporation
- Current Assignee: Okamura Corporation
- Current Assignee Address: JP
- Agency: Skinner and Associates
- Agent Joel Skinner
- Priority: JP2011-242752 20111104; JP2011-242753 20111104; JP2011-242756 20111104
- International Application: PCT/JP2012/078455 WO 20121102
- International Announcement: WO2013/065816 WO 20130510
- Main IPC: A47C3/025
- IPC: A47C3/025 ; A47C7/46 ; A47C1/032
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.
Public/Granted literature
- US20140312668A1 CHAIR Public/Granted day:2014-10-23
Information query
