Metal cap and its method of manufacture

Details Metal cap and its method of manufacture Metal cap and its method of manufacture

1980-10-29

1982-05-04

Wityshyn, Michael G.

Bottles and jars

Closures

Cap type

1562753, 215DIG2, 219 1043, 413 58, B65D 4102, B65D 5304

Patent

active

043278400

ABSTRACT:
A metal cap having a primer layer thereon which has a thermal adhesiveness with respect to a lining layer and wherein part of the lining at the bottom of a cap is thermally adhesively fixed to the primer layer.
A method of manufacturing a metal cap including steps of applying a primer to the cap which has a thermal adhesiveness with respect to a lining layer and heating only a portion of the bottom of the cap to cause only part of the lining to become affixed to the primer.

REFERENCES:
patent: 1603786 (1926-10-01), Marsa
patent: 2184281 (1939-12-01), Clark
patent: 3183144 (1965-05-01), Caviglia
patent: 3460310 (1969-08-01), Adcock
patent: 3581690 (1971-06-01), Zapata
patent: 3749272 (1973-07-01), Brockett et al.
patent: 3916055 (1975-10-01), Wagner
patent: 3928109 (1975-12-01), Pollock
patent: 3996090 (1976-12-01), Leatherman

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