Patent · US Active

Check valve with integrated filter

US9421354B2 · kind B2 · utility

13Cited by

6References

13Claims

0Family size

Assignee

ILLINOIS TOOL WORKS INC. · US

Inventors

Colm M. Carmody · Charleville, IE
Gerard G. Henn · Limerick, IE

Key dates

Filing date	Dec 30, 2013
Grant date	Aug 23, 2016
Priority date	—
Expiry date	Dec 30, 2033

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T137/794
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

A check valve suitable for use with IV sets and the like provides an upstream filter preventing contamination from affecting the sealing of the check valve membrane. The filter may employ filter media that is integrally bonded to the housing of the filter providing simple and robust construction.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.