Patent · US Expired

Feeding device for introducing liquid or gaseous samples

US4927603A · kind A · utility

21Cited by

6References

7Claims

0Family size

Assignee

AVL AG · CH

Inventors

Fritz Fischer · Neufahrn, DE
Erich Kleinhappl · Graz, AT
Hermann Marsoner · St. Johann in Tirol, AT

Key dates

Filing date	Jun 29, 1988
Grant date	May 22, 1990
Priority date	—
Expiry date	Jun 29, 2008

Classification

Technology area (CPC G)Physics
CPC primaryG01N2035/0484
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

A feeding device for introducing liquid or gaseous media into the analysis path of an analyzing apparatus includes a feeder element which cooperates in an initial position with a feed opening for calibrating or cleansing media and which may by brought into one or more sample feed positions. The feeder element is fastened by means of chain pins to a driven link chain which is guided by a guide pulley, the chain permitting the feeder element to be moved from the initial position and then tilted into a sample feed position upon contact of the feeder element with the guide pulley.

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