Filter straw with cap

Details Filter straw with cap Filter straw with cap

1999-02-12

2000-05-23

Pollard, Steven

Receptacles

Container attachment or adjunct

Drinking device

220719, 215229, B65D 4700

Patent

active

060656352

ABSTRACT:
A mouthpiece filter for a container that includes an outer thread on the neck of the container. The filter includes an elongated filter member removably and coaxially mounted within the container and press fit to a cap housing that in turn is mounted to the container. The filter member includes an inlet end and an outlet end. The outlet end includes a mouth piece termination that is press fit through a centrally disposed tubular member on top of a cylindrical housing with a internal thread. A shoulder at the outlet end is cooperatively received by a counterbore adjacent to the centrally disposed opening on the internal surface of the upper wall.

REFERENCES:
patent: 3173566 (1965-03-01), Talbert
patent: 3977560 (1976-08-01), Stumpf et al.
patent: 4494668 (1985-01-01), Lottick
patent: 5361934 (1994-11-01), Spence, Jr.
patent: 5381924 (1995-01-01), Kiefel
patent: 5388712 (1995-02-01), Brody
patent: 5497920 (1996-03-01), Moeller et al.
patent: 5520304 (1996-05-01), Lin

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