Film material comprising spikes and method for the production thereof
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United States of America Patent
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N/A
Issued Date -
Feb 12, 2004
app pub date -
Aug 20, 2003
filing date -
Oct 30, 2000
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The invention relates to a sheet material having metal points (8) and surfaces (2 and 3) located opposite one another, wherein the sheet material (1) has through-holes (4) from one surface (2) to the surface (3) located opposite. Those through-holes (4) are filled with needle-point-shaped conical pins (5) or through-contacts (6) of electrically conducting material, whereas the surrounding sheet material in a preferred embodiment of the invention consists of an insulating plastics material (7). In a further embodiment of the invention, instead of the insulating plastics material (7) there are provided needle-shaped pins that are surrounded by air or some other gaseous medium. The invention further relates to a method for the production of such a sheet material (1) and to forms of use of the sheet material (1).
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