Patent · US Expired

Sample collector

US5339700A · kind A · utility

13Cited by

9References

20Claims

0Family size

Assignee

Isco, Inc. · US

Inventors

Paul George Wright · Pleasant Dale, US
Frederick A. Nabity · Lincoln, US

Key dates

Filing date	Dec 16, 1991
Grant date	Aug 23, 1994
Priority date	—
Expiry date	Dec 16, 2011

Classification

Technology area (CPC G)Physics
CPC primaryG01N2035/023
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

To draw samples of liquid for later analysis, liquid is periodically pumped from the inlet port in coordination with initiating movement of a web of packaging material, folding the package material and sealing it to form a pouch. The liquid is pumped from the inlet port into the pouch and the pouch is sealed. The pumping means and the equipment for drawing the web are controlled so that the container corresponds in internal volume to the volume of liquid pumped into the container prior to sealing the container and identification is printed onto the web becomes part of the package for the liquid.

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