(19)
(11)EP 2 371 252 A3

(12)EUROPEAN PATENT APPLICATION

(88)Date of publication A3:
17.05.2017 Bulletin 2017/20

(43)Date of publication A2:
05.10.2011 Bulletin 2011/40

(21)Application number: 11159302.6

(22)Date of filing:  23.03.2011
(51)Int. Cl.: 
A47K 5/12  (2006.01)
(84)Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME

(30)Priority: 01.04.2010 CA 2698915

(71)Applicant: Gotohti.com Inc.
Beamsville, ON L0R 1B4 (CA)

(72)Inventors:
  • Ophardt, Heiner
    4422 Arisdorf (CH)
  • Mirbach, Ali
    47661, Issum (DE)

(74)Representative: Grünecker Patent- und Rechtsanwälte PartG mbB 
Leopoldstraße 4
80802 München
80802 München (DE)

  


(54)Stationary stem pump


(57) A pump assembly for dispensing flowable materials including a piston chamber-forming member providing an annular chamber about a center post and an annular piston-forming member reciprocally slidable in the annular chamber to dispense flowable material outwardly annularly about the center post.