Tamperproof screw cap

Details Tamperproof screw cap Tamperproof screw cap

1975-08-12

1976-07-27

Hall, George T.

Bottles and jars

Closures

Frangible member or portion

215274, 220319, B65D 4132

Patent

active

039714888

ABSTRACT:
A tamperproof screw cap for a container which may be locked in place on the container spout, including a lock-band surrounding the cap and having one-way teeth thereon engageable with one-way teeth surrounding the spout which permits the cap to be screwed into place but prevents the cap from being unscrewed until said lock-band is removed.

REFERENCES:
patent: 3850329 (1974-11-01), Robinson
patent: 3891110 (1975-06-01), Gach

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