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US 4,102,525 AGranted
Knockdown support and spacer for bookshelves
OwnerRobert Norman Albanoinventor
Life of this patent
Estimating the term…
Abstract
A knockdown support block for bookshelves or the like comprises a plurality of substantially rigid rectangular panels having the side edges thereof connected together by hinge like structure into a string of panels with connectors marketed under the trademark Velcro at the end panels and an intermediate panel so that the panels can be folded back and connected into a block or column of generally rectangular cross section.
Claims7
A knockdown support column comprising:
- a plurality of substantially rigid rectangular panels having top, bottom, and side edges,
- hinge means connecting said panels along said side edges into a string having first and second end panels having a free edge and a plurality of intermediate panels, and
- connecting means on said free edge for connecting said free edge to an intermediate one of said panels when said panels are hinged to a position for defining a four sided three dimensional column having a plurality of sides each defined by a separate one of said panels including said end panels, said end panels defining opposite sides of said column.
Dependencies are inferred from the claim text.