Tamper evident closure device

Details Tamper evident closure device Tamper evident closure device

1987-11-13

1988-12-27

Norton, Donald F.

Bottles and jars

Closures

Including visual indicia

215258, 29451, 249 67, B65D 4104

Patent

active

047934999

ABSTRACT:
A tamper evident closure device having a closure with an internally threaded skirt with a groove therein between radially outer and inner skirt portions to receive a tamper evident band having an inwardly extending bead which engages under a transfer ring of a container to hold the tamper evident band down and hence separate it from the closure as the closure is unscrewed from the container. A method of simultaneously stripping the closure and tamper evident band from a common mold core is also disclosed.

REFERENCES:
patent: 4157144 (1979-06-01), Weiler et al.
patent: 4493427 (1985-01-01), Wolkonsky
patent: 4530437 (1985-07-01), Gray et al.
patent: 4552328 (1985-11-01), Dutt et al.
patent: 4643321 (1987-02-01), Gach
Pye, R., "Assembling Parts in the Mold", Modern Plastics, vol. 47, No. 7, pp. 90-94, McGraw-Hill, New York, Jul., 1970.

Affiliated with

Also associated with

Rating

Tamper evident closure device does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Tamper evident closure device, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Tamper evident closure device will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-863280