(19)
(11) EP 3 696 358 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
18.11.2020 Bulletin 2020/47

(43) Date of publication A2:
19.08.2020 Bulletin 2020/34

(21) Application number: 20151342.1

(22) Date of filing: 13.01.2020
(51) International Patent Classification (IPC): 
E05F 1/00(2006.01)
E05F 15/643(2015.01)
E06B 5/16(2006.01)
 E05F 1/16(2006.01)
E05F 15/646(2015.01)
(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
Designated Validation States:
KH MA MD TN

(30) Priority: 11.01.2019 SI 201900010

(71) Applicant: Doorson D.O.O.
2000 Maribor (SI)

(72) Inventors:
  • Cehner, Slavko
    2000 Maribor (SI)
  • Pak, Milan
    Selnica ob Muri (SI)
  • Hanzic, Franc
    Selnica ob Muri (SI)
  • Cehner, Urban
    2000 Maribor (SI)

(74) Representative: Patentni Biro AF d.o.o. 
Kotnikova 32, p.p. 2706
1001 Ljubljana
1001 Ljubljana (SI)

   


(54) AUTOMATIC SLIDING FIRE DOOR


(57) The present invention belongs to the field of construction, more precisely to the field of door for special purposes, particularly for preventing fire expansion. The invention relates to automatic sliding fire door with swing leafs, which can operate in a sliding or swing manner, wherein no protruding elements such as door handles and panic bars are required for opening said door leafs.
The door comprises a longitudinal holder - door drive unit, into which at least one sliding door leaf is installed via a trolley so that the leaf may be moved in a sliding manner. The sliding door leaf comprises a leaf and a sliding doorframe, onto which the leaf is mounted with at least one hinge for allowing opening in the swing mode. The door further comprises a self-closure for self-closing of swing leaf integrated in the sliding doorframe, a flexible tube sealing in a groove between the leaf and the doorframe or between two leafs an assembly for forced closure of sliding leafs in emergency, and a recessed handle for pulling the door leaf in the swing mode. In emergency cases passage through the door is allowed by pushing the door open from one side and by pulling the recessed handle from the other side.










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