Indicator closure for closing a container

Details Indicator closure for closing a container Indicator closure for closing a container

1993-11-16

1998-03-31

Shoap, Allan N.

Bottles and jars

Closures

Including visual indicia

215203, 215216, 215220, B65D 5502, B65D 5118

Patent

active

057328366

ABSTRACT:
A closure for a container, including means for counting and indicating the number of times the closure has undergone a cycle of closing and opening the container, and further including means for incorporating the closure into means for resisting the opening of the container by a child. In a preferred embodiment, the closure includes an outer cover having an indicator symbol window an indicator symbol carrier rotatably mounted in the outer cover with indicator symbols visible through the indicator window, tooth and pawl means for allowing one-way rotation of the outer cover relative to the indicator symbol carrier to allow the advancement of the window and an audible click as the pawl passes over a tooth to confirm proper advancement, lost motion means for positively assuring the advancement of the window by one and only one indicator symbol upon each cycle, and a closure mechanism requiring the application of an axial force urging the closure toward the container while applying a rotational force to disengage the closure from the container.

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patent: 4913083 (1990-04-01), Valvo et al.
patent: 5009338 (1991-04-01), Barker
patent: 5082129 (1992-01-01), Kramer
patent: 5184739 (1993-02-01), Kusz
patent: 5261548 (1993-11-01), Barker et al.

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