The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 23, 2016
Filed:
May. 16, 2012
Heiko Harms, Menden, DE;
Gisbert Welp, Sundern, DE;
Heiko Harms, Menden, DE;
Gisbert Welp, Sundern, DE;
MeadWestvaco Calmar GmbH, Norcross, GA (US);
Abstract
Dispenser () for the dosed dispensing of liquid media, with a container () for holding a liquid medium (), a manually actuated pump (), which is arranged on the container () and comprises a flood chamber () into which liquid medium () flows when the container () is turned over, for which purpose the flood chamber () is fluidically connected at the inlet end to an outlet opening () of the container (), and a dosing piston (), which is displaceable by an actuating stroke, is arranged in the flood chamber () and expels dosed medium (), and a media channel () extending through the dosing piston () is widened at the inlet end as a volumetrically defined cylinder portion () into which a plunger piston () protruding into the flood chamber () engages as a pressure piston in order to expel medium () introduced by gravity into the cylinder portion () of the dosing piston ().