Stock material or miscellaneous articles – Structurally defined web or sheet – Continuous and nonuniform or irregular surface on layer or...
Patent
1993-12-22
1995-07-18
Zirker, Daniel R.
Stock material or miscellaneous articles
Structurally defined web or sheet
Continuous and nonuniform or irregular surface on layer or...
428148, 428149, 428150, 428192, 428325, 428331, B32B 516, B32B 302
Patent
active
054339901
ABSTRACT:
A molded part formed of a liquid or pasty materials has a prepared outside surface for adhering to another molded part having a similar adhering surface. A prepared foil with individual members protruding from two opposite surfaces is placed in the mold before the molded part is poured. The protruding members on one side of the foil are bonded into the molded part. When the molded part is removed from the mold, the protruding members on the other side are exposed and can receive a suitable bonding agent whereby this molded part can be secured to another similar molded part.
REFERENCES:
patent: 3523849 (1970-08-01), Dunsby
patent: 3595947 (1971-07-01), Wielinga
patent: 3764455 (1973-10-01), Lovell et al.
patent: 4205109 (1980-05-01), France et al.
patent: 4267221 (1981-05-01), Ishikawa
patent: 4689259 (1987-08-01), Miller, Jr. et al.
patent: 4996114 (1991-02-01), Darrow
patent: 5206068 (1993-04-01), Kalkanoglu
Hilti Aktiengesellschaft
Zirker Daniel R.
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