Push button cap containing an additive for containers

Details Push button cap containing an additive for containers Push button cap containing an additive for containers

1988-09-19

1990-02-27

Rolla, Joseph J.

Dispensing

With cutter and/or punch

To form dispensing opening in container

222129, 222541, 206222, 604416, B67B 724

Patent

active

049038656

ABSTRACT:
A threaded cap having an axially-disposed element containing an additive adapted to be engaged upon a threaded neck of a container. After the cap is tightened, the element is distorted resulting in release of the additive which is in liquid form into the container without spilling. In the disclosed embodiment, the element is ruptured by an axially aligned plunger which is manually operable by the user.

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patent: 4705191 (1987-11-01), Itzel et al.
patent: 4813578 (1989-03-01), Gordon et al.

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