Pipetting device with an ejection device for pipette tips

US7434484B2 · kind B2 · utility

Assignee

• Eppendorf AG · DE

Inventor

• Herbert Belgardt · Hamburg, DE

Key dates

• Filing date: Jan 20, 2005
• Grant date: Oct 14, 2008
• Expiry date: Feb 24, 2025

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B01L2300/026
• WIPO field: Chemical engineering
• WIPO sector: Chemistry

Abstract

Pipetting device with a base body, at least one attachment protruding from the base body mounted axially movably on the base body for mounting a pipette tip, a spring via which the attachment is supported on the base, a stop associated with the attachment, beyond which the attachment protrudes axially, when it is not loaded toward the spring and a throw-off device to release the pipette tip from the attachment which comprises a throw-off device associated with the attachment, the attachment and throw-off device being movable relative to one another and which comprises a drive device cooperating with the throw-off device and/or the attachment for the relative movement of the throw-off device and attachment.