(19)
(11) EP 4 132 770 A1

(12)

(43) Date of publication:
15.02.2023 Bulletin 2023/07

(21) Application number: 21784365.5

(22) Date of filing: 15.03.2021
(51) International Patent Classification (IPC): 
B29C 64/209(2017.01)
B29C 64/112(2017.01)
 B33Y 30/00(2015.01)
B29C 64/20(2017.01)
(52) Cooperative Patent Classification (CPC):
B33Y 30/00; B29C 64/209; B29C 64/165; B33Y 10/00; B29C 64/393; B33Y 50/02
(86) International application number:
PCT/SE2021/050223
(87) International publication number:
WO 2021/206604 (14.10.2021 Gazette 2021/41)
(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: 07.04.2020 SE 2050395

(71) Applicant: L3F Sweden AB
545 31 Töreboda (SE)

(72) Inventor:
  • EDVINSSON, Jerry
    545 93 Töreboda (SE)

(74) Representative: Valea AB 
Box 1098
405 23 Göteborg
405 23 Göteborg (SE)

   


(54) VALVE ASSEMBLY FOR EJECTION OF A VISCOUS MEDIA IN A 3D PRINTING DEVICE