Cartridge for dispensing a fluid

US9341641B2 · kind B2 · utility

Assignee

• Roche Diagnostics Operations, Inc. · US

Inventors

• Christoph Boehm · Viernheim, DE
• Peter Kupser · Mannheim, DE
• Norbert Oranth · Vaterstetten, DE
• Juergen Spinke · Lorsch, DE
• Thorsten Brueckner · Schriesheim, DE
• Timo Klein · Altdorf, DE

Key dates

• Filing date: Nov 3, 2014
• Grant date: May 17, 2016
• Expiry date: Nov 3, 2034

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T436/2575
• WIPO field: Measurement
• WIPO sector: Instruments

Abstract

A cartridge for dispensing fluid is presented. The cartridge comprises a valve. The valve comprises a pumping chamber for pumping the fluid. The valve positions a pumping chamber conduit. The pumping chamber conduit is connected to the pumping chamber. The cartridge further comprises a plunger for changing the volume of the pumping chamber. The cartridge further comprises a reservoir conduit for connecting the reservoir with the valve. The valve positions the pumping chamber conduit to connect with the reservoir conduit. The cartridge further comprises an outlet conduit for dispensing the fluid. The valve further rotates the pumping chamber conduit to connect with the outlet conduit.