发明申请
US20120060276A1 Height Adjustable Bed Framework with a Lift Chain and a Planetary Gear Train
有权
具有升降链和行星齿轮列的高度可调节床架
- 专利标题： Height Adjustable Bed Framework with a Lift Chain and a Planetary Gear Train
- 专利标题（中）： 具有升降链和行星齿轮列的高度可调节床架
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申请号： US12879699申请日： 2010-09-10
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公开(公告)号： US20120060276A1公开(公告)日： 2012-03-15
- 发明人: John K. Heidlage , David W. Hornbach , Stephen Hutchison
- 申请人： John K. Heidlage , David W. Hornbach , Stephen Hutchison
- 主分类号： A47C19/04
- IPC分类号： A47C19/04
摘要：
A height adjustable bed framework 12 includes a base frame 24, an elevatable frame 30, a lift chain 50 and a power module 52. The lift chain is connected to the base frame or the elevatable frame and the power module is connected to the other frame. The power module includes an energy converter such as an electric motor 90, a planetary gear train 110 driven by the energy converter and a chain driver, such as a sprocket 160, engaged with the lift chain and driven by the planetary gear train.
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