Stock material or miscellaneous articles – Structurally defined web or sheet – Nonplanar uniform thickness material
Patent
1997-08-22
1999-05-25
Loney, Donald
Stock material or miscellaneous articles
Structurally defined web or sheet
Nonplanar uniform thickness material
428 421, 428188, 428213, 428343, 4289044, B32B 100, B32B 320
Patent
active
059068833
ABSTRACT:
The present invention relates to a sheet adhesive by pressure application including a substrate covered with an adhesive on a front surface, and non-adherent elements protruding with respect to the front surface and likely to yield by application of a pressure. The substrate includes a meshing of channels opening at least at one edge of the sheet, and the non-adherent elements are bands forming roofs above the channels.
REFERENCES:
patent: 5234734 (1993-08-01), Hamada
patent: 5487929 (1996-01-01), Rusincovitch, Jr. et al.
patent: 5589246 (1996-12-01), Calhoun et al.
Loney Donald
Morris James H.
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