(19)
(11) EP 2 578 768 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
24.05.2017 Bulletin 2017/21

(43) Date of publication A2:
10.04.2013 Bulletin 2013/15

(21) Application number: 12006941.4

(22) Date of filing: 05.10.2012
(51) International Patent Classification (IPC): 
E04F 11/06(2006.01)
(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

(30) Priority: 06.10.2011 PL 39656211

(71) Applicant: FAKRO PP Spolka z o.o.
33-300 Nowy Sacz (PL)

(72) Inventor:
  • Kasinski, Boguslaw
    34-601 Limanowa (PL)

   


(54) Foldable stairs especially of 4 segments


(57) The stairs have a safety device (3) for protection against uncontrolled detachment of at least two last segments from the first segment (11) by rotation on the hinges (21), which mechanism is positioned near the top ends of the segments, beneficially overlaid on the extension hinge (23) that joins together segments 2 (12) and 3 (13). The safety device (3) is unlatched by the user lifting the bottom parts of segments 3 (13) and 4 (14). Also, the stairs have a bottom lock (6) installed on the hinge (22) that joins together segments 3 (13) and 4 (14).







Search report









Search report