(19)
(11) EP 3 921 491 A1

(12)

(43) Date of publication:
15.12.2021 Bulletin 2021/50

(21) Application number: 20703183.2

(22) Date of filing: 30.01.2020
(51) International Patent Classification (IPC): 
E04G 9/06(2006.01)
E04G 17/065(2006.01)
E04G 9/02(2006.01)
 E04G 17/00(2006.01)
E04G 19/00(2006.01)
(52) Cooperative Patent Classification (CPC):
E04G 17/0654; E04G 2009/028; E04G 19/006; E04G 9/06; E04G 17/007
(86) International application number:
PCT/EP2020/052217
(87) International publication number:
WO 2020/160988 (13.08.2020 Gazette 2020/33)
(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
Designated Validation States:
KH MA MD TN

(30) Priority: 04.02.2019 DE 102019201395

(71) Applicant: Hünnebeck GmbH
40885 Ratingen (DE)

(72) Inventors:
  • LOJEWSKI, Karl
    45470 Mülheim (DE)
  • ARIYOSHI, Mario
    46535 Dinslaken (DE)

(74) Representative: Gille Hrabal Partnerschaftsgesellschaft mbB Patentanwälte 
Brucknerstraße 20
40593 Düsseldorf
40593 Düsseldorf (DE)

   


(54) WALL FORMWORK WITH SLEEVE FOR ANCHOR HOLES, SLEEVE AND CLEANING METHOD