(19)
(11) EP 3 930 927 A1

(12)

(43) Date of publication:
05.01.2022 Bulletin 2022/01

(21) Application number: 20712838.0

(22) Date of filing: 28.02.2020
(51) International Patent Classification (IPC): 
B07B 1/28(2006.01)
 B07B 1/46(2006.01)
(52) Cooperative Patent Classification (CPC):
B07B 1/284; B07B 2201/04
(86) International application number:
PCT/EP2020/055376
(87) International publication number:
WO 2020/174100 (03.09.2020 Gazette 2020/36)
(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: 28.02.2019 FI 20195146
26.05.2019 DE 102019114041
25.11.2019 DE 102019131708

(71) Applicant: DIEFFENBACHER GMBH MASCHINEN- UND ANLAGENBAU
75031 Eppingen (DE)

(72) Inventors:
  • GEUGIS, Dieter
    75031 Eppingen (DE)
  • SCHWEIZER, Roland
    75031 Eppingen (DE)
  • MÄNNIKKO, Ari
    75031 Eppingen (DE)

(74) Representative: Hartdegen, Helmut 
Angerfeldstraße 12a
82205 Gilching
82205 Gilching (DE)

   


(54) SCREEN, ESPECIALLY PREPARED FOR DUST INDUCED EXPLOSIONS AND PREFERABLY USABLE IN THE WOOD-WORKING INDUSTRY