公开(公告)号：US20190212179A1

公开(公告)日：2019-07-11

申请号：US16315364

申请日：2017-06-01

Applicant: F.Holzer GmbH

Inventor： Hyek Hee Lee ,  Ute Steinfeld ,  Markus Mahler ,  Frank Holzer

IPC: G01F15/00 ,  G01F11/04 ,  G01F11/08 ,  B05B11/00 ,  B05B11/04

CPC classification number: G01F15/005 ,  B05B11/0067 ,  B05B11/007 ,  B05B11/047 ,  B05B11/048 ,  B05B11/3016 ,  G01F11/04 ,  G01F11/082

Abstract: The present invention relates to a pump head with a specially configured elastic valve which enables secure closure of the pump head. It is ensured by the valve that complete emptying and, at the same time, secure closing of the pump head is ensured so that no residues of fluid to be metered remain in the storage state of the pump head. In addition, the present invention relates to a metering device which can be configured for example as squeeze bottle, as non-airless system or as airless system, the metering device comprising a pump head according to the invention.