Static structures (e.g. – buildings) – Module or panel having discrete edgewise or face-to-face... – Having integral key
Reexamination Certificate
2007-06-05
2010-10-26
Canfield, Robert J (Department: 3635)
Static structures (e.g., buildings)
Module or panel having discrete edgewise or face-to-face...
Having integral key
C052S590100, C052S745200, C144S354000, C403S381000
Reexamination Certificate
active
07818939
ABSTRACT:
This invention describes a snap-lock interlocking joint which locks a pair of mating construction pieces together by the insertion of a specially shaped tongue into a corresponding groove (having a complimentary shape to the tongue). The invention works well with engineered wood composites such as medium density fiberboard and certain other plastic products, namely free foam cellular plastic. The pieces may be joined together in the complete absence of glue or nails. No clamping is required to provide a strong joint.
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Bearinger Irvin
Brubacher Joshua
Canfield Robert J
Oldham E. H.
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