Expanded – threaded – driven – headed – tool-deformed – or locked-thr – Impact driven fastener – e.g. – nail – spike – tack – etc. – Multiple prong – e.g. – nailing plate – staple – etc.
Patent
1996-09-16
1998-11-10
Canfield, Robert
Expanded, threaded, driven, headed, tool-deformed, or locked-thr
Impact driven fastener, e.g., nail, spike, tack, etc.
Multiple prong, e.g., nailing plate, staple, etc.
411921, 4034051, 52712, 526551, 526569, 52DIG6, F16B 1500
Patent
active
058334211
ABSTRACT:
The connector plate has a rigid, planar base, and a plurality of adjacent elongated slots defined in said metal plate. The slots are offset in a sinusoidal pattern having at least one cycle with a maximum amplitude slot position, minimum amplitude slot position and at least two zero-point slot position. Each slot has first and second reverse-oriented mirror-image teeth extending from the plate at opposing ends of each slot.
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Emerson Robert N.
Lees William F.
Alpine Engineered Products, Inc.
Canfield Robert
LandOfFree
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