发明申请
US20170071358A1 DEVICE FOR OPENING OF ADJUSTABLE SOFA WITHOUT PAUSING AND MECHANICAL STRETCHING DEVICE THEREOF
有权
用于打开可调节的SOFA的装置，而不需要其设置和机械拉伸装置
- 专利标题： DEVICE FOR OPENING OF ADJUSTABLE SOFA WITHOUT PAUSING AND MECHANICAL STRETCHING DEVICE THEREOF
- 专利标题（中）： 用于打开可调节的SOFA的装置，而不需要其设置和机械拉伸装置
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申请号： US15123164申请日： 2015-03-12
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公开(公告)号： US20170071358A1公开(公告)日： 2017-03-16
- 发明人: Bruce HUANG , Daniel WANG , James LI , Jerry ZOU , Lynn WU
- 申请人： Bruce HUANG
- 优先权： CN201410340863.3 20140717
- 国际申请： PCT/CN2015/074090 WO 20150312
- 主分类号： A47C20/12
- IPC分类号： A47C20/12
摘要：
Disclosed are a device for the opening of an adjustable sofa without pausing and a mechanical stretching device thereof. The device for the opening of an adjustable sofa consists of a leg drive connector (4), a first limit push connector (3), an expansion front swing limit (1), a second limit push connector (10), a back swing limit (6), a transmission connector (9), a third limit push connector (8), a limit push slide groove block (7) and a folding front swing limit (11). The leg drive connector (4) is rotatably connected to the first limit push connector (3). The transmission connector (9) is rotatably connected to the second limit push connector (10). The second limit push connector (10) is rotatably connected to the first limit push connector (3) and the third limit push connector (8). The back swing limit (6) is fixed on the third limit push connector (8) and located in a limit push slide groove (15). The expansion front swing limit (1) is fixed on the second limit push connector (10). The expansion front swing limit (1) cooperates with a front swing connector (12) and the back swing limit (6) cooperates with a back swing connector (5).