Filter straw with cap
US6065635A · kind A · utility
Inventor
Key dates
| Filing date | Feb 12, 1999 |
| Grant date | May 23, 2000 |
| Priority date | — |
| Expiry date | Feb 12, 2019 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D47/06
- WIPO fieldHandling
- WIPO sectorMechanical engineering
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.