(19)
(11) EP 3 180 488 A1

(12)

(43) Date of publication:
21.06.2017 Bulletin 2017/25

(21) Application number: 15753582.4

(22) Date of filing: 12.08.2015
(51) International Patent Classification (IPC): 
E06B 9/13(2006.01)
E06B 9/58(2006.01)
(86) International application number:
PCT/US2015/044835
(87) International publication number:
WO 2016/025584 (18.02.2016 Gazette 2016/07)
(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:
MA

(30) Priority: 13.08.2014 US 201414458769

(71) Applicant: Rite-Hite Holding Corporation
Milwaukee, Wisconsin 53223 (US)

(72) Inventors:
  • CASEY, Nicholas J.
    Cascade, Iowa 52033 (US)
  • KNUTSON, Perry W.
    Lancaster, Wisconsin 53813 (US)
  • BEGGS, Ryan P.
    Dubuque, Iowa 52001 (US)
  • HAESSLER, Timothy A.
    Dubuque, Iowa 52001 (US)
  • HOERNER, William W.
    Dubuque, Iowa 52002 (US)

(74) Representative: Samson & Partner Patentanwälte mbB 
Widenmayerstraße 6
80538 München
80538 München (DE)

   


(54) SYSTEMS AND METHODS TO RETAIN AND REFEED DOOR CURTAINS