Laminated foam product and methods for making laminated foam products
AssigneeOwens Corning Intellectual Capital, LLC
InventorsJohn F. Budinscak, Jr., Jeffrey J. Van Sloun
Life of this patent
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Abstract
Thermally laminated foam boards, methods for making thermally laminated foam boards, apparatus for making thermally laminated foam boards, smaller foam pieces made from thermally laminated foam boards, methods for making smaller foam pieces from thermally laminated foam boards, parts made from thermally laminated foam boards, methods for making parts from thermally laminated foam boards, and tools for making parts from thermally laminated foam boards are disclosed. The thermally laminated foam boards are made by thermally bonding at least two polystyrene boards together.
Claims13
A rotary cutting tool for shaping insulation products, comprising:
- an annular support having a concave, or a convex, exterior annular surface formed from sheetmetal;
- a plurality of discrete, cutting elements permanently secured to the concave, or the convex exterior, annual surface;
- and
- a base secured to the sheetmetal annular support for rotating the sheetmetal annular support and attached cutting elements,
- wherein the rotary cutting tool has a closed, hollow interior space.
Dependencies are inferred from the claim text.