Fastener for securing a structural component to a carpet pad
AssigneeJasco Corporation
InventorsStephen W. Jones, Glenn A. Davis, David D. McCormick, James D. TerMeer, Donald L. Rohrs
Life of this patent
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AssigneeJasco Corporation
InventorsStephen W. Jones, Glenn A. Davis, David D. McCormick, James D. TerMeer, Donald L. Rohrs
Estimating the term…
A fastener is formed with an elongated threaded portion defined by a central shank and a thread formed on the shank, a neck collinear with the shank, and a head provided with a recess adapted to receive a tool for rotating the fastener. The shank of the threaded portion includes a cylindrical body and a tapered penetrating point extending longitudinally from the body. The thread is provided with a constant diameter section along the cylindrical body and a tapered section along the tapered penetrating point. The constant diameter section defines a major diameter that is more than about double the minor diameter defined by the body of the shank. The thread defines a pitch greater than the cross-sectional thickness of the thread along the shank so that the cylindrical shank is exposed within each pitch of the thread.
A fastener for securing a structural component of a first predetermined thickness to a carpet pad having a second predetermined thickness, the fastener comprising:
Dependencies are inferred from the claim text.