Patent · US Active

Fluid dispenser with nested displacement members

US8240513B2 · kind B2 · utility

11Cited by

15References

17Claims

0Family size

Assignee

Fluid Management Operations LLC · US

Inventors

Mark Voskuil · Oegstgeest, NL
Jan Post · Sassenheim, NL
Mart Verschoor · Rijnsburg, NL

Key dates

Filing date	Mar 24, 2008
Grant date	Aug 14, 2012
Priority date	—
Expiry date	Jun 15, 2031

Classification

Technology area (CPC G)Physics
CPC primaryG01F11/08
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

A dispenser for dispensing liquids including an inner displacement member nested in an outer displacement member. The inner member is moveable between two end positions within the outer member by an actuator. The actuator is arranged to move the outer displacement member into a dispensing position when the inner displacement member is in one of its end positions. The displacement members can be pistons and/or bellows.

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