Snap-on, screw-off cap and container neck

Details Snap-on, screw-off cap and container neck Snap-on, screw-off cap and container neck

1996-06-28

1997-11-18

Cronin, Stephen

Bottles and jars

Closures

Frangible member or portion

215318, 215320, 215329, 215354, B65D 5118

Patent

active

056878664

ABSTRACT:
A tamper-evident, snap-on, screw-off closure is used with a specially shaped container neck. The neck has at least one first helical thread on an upper neck stretch portion, and a first tamper-evident structure having a first locking member. The closure has an upper skirt having at least one second helical thread mating with the first helical thread of the neck. The closure includes a second tamper-evident structure having a second locking member shaped and positioned to engage the first locking member when the closure is applied to the neck.

REFERENCES:
patent: 3980195 (1976-09-01), Fillmore
patent: 4354609 (1982-10-01), Hidding
patent: 4402415 (1983-09-01), Hopley
patent: 4567992 (1986-02-01), Davis

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