US PATENT SUBCLASS 5 / 33
.~.~.~.~ Inner section seat post
Current as of:
June, 1999
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5 /
HD
BEDS
12.1
DF
SOFA BED
{15}
28
DF
.~ Unfolding seat {5}
31
DF
.~.~ With rising inner section {1}
32.1
DF
.~.~.~ Pivoted hinge plate {2}
33
.~.~.~.~ Inner section seat post
DEFINITION
Classification: 5/33
(under subclass 32.1) Devices in which the shiftable seat bares a rigid post which is pivoted to the inner section or immediately at the hinge connecting the inner section to the next section.