(19)
(11) EP 2 546 450 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
07.12.2016 Bulletin 2016/49

(43) Date of publication A2:
16.01.2013 Bulletin 2013/03

(21) Application number: 12176208.2

(22) Date of filing: 12.07.2012
(51) International Patent Classification (IPC): 
E06B 3/964(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: 13.07.2011 GB 201112021

(71) Applicant: Dempsey Dyer Ltd
Pontefract, Yorkshire WF9 3AP (GB)

(72) Inventors:
  • Dyer, Peter
    Pontefract, Yorkshire WF9 3AP (GB)
  • Beaumont, Mark
    Pontefract, WF9 3AP (GB)

(74) Representative: Swindell & Pearson Limited 
48 Friar Gate
Derby DE1 1GY
Derby DE1 1GY (GB)

   


(54) Apparatus, system and method for joining sub-frame members


(57) Embodiments of the invention relate to an apparatus comprising: a first and second sub-frame members for framing a pane, each respectively comprising a first and second plurality of walls defining a first and second hollow cavities therethrough and each having respectively a first and second open end configured to receive therein a first and second protrusion of a means for joining the sub-frame members together. A least one of the first plurality of walls is a first external wall and at least one of the second plurality of walls is a second external wall. At least a part of the first and second external walls are configured to abut against one another in the form of a butt joint when in a joined condition.







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