Coordinative lifting control method of bottom sections for lying furniture such as a bed
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United States of America Patent
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N/A
Issued Date -
Jan 22, 2004
app pub date -
Mar 18, 2003
filing date -
Mar 18, 2002
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A method of controlling the coordinative lifting of bottom sections of lying furniture such as a bed that has a back bottom section for lifting the back portion of a lying person and a knee bottom section for lifting his/her knee portion, in which the respective bottom sections can be lifted by the lifting mechanisms respectively provided for them, characterized in that when the back bottom section is pivotally rotated and lifted to be kept inclined from a flat state where all the bottom sections are kept down to lie flat, at first, the lifting of the knee bottom section is started, and that at a time instant adequately later than the time instant when the lifting of the knee bottom section is started, the lifting of the back bottom section is started to ensure that both the bottom sections are lifted up to the respectively preset positions in an coordinative manner.
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Family
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