Static structures (e.g. – buildings) – Frangible section or means
Patent
1991-05-30
1992-11-17
Ridgill, Jr., James L.
Static structures (e.g., buildings)
Frangible section or means
206499, E04C 210
Patent
active
051632551
ABSTRACT:
A woodworking machine comprising one or more sets of parallel rotating blades position in or above a flat worktable surface such that multiple sets of parallel grooves of a controlled depth can be cut into a wood block moved over the table surface and above, below or between the rotating blades. The product produced by the machine is of a unitary construction comprised of multiple wedge shaped shims held together by a breakable membrane between the shims.
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Gamba Gregory
Ram Michael J.
Ridgill, Jr. James L.
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