(19)
(11) EP 4 442 927 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
16.10.2024 Bulletin 2024/42

(43) Date of publication A2:
09.10.2024 Bulletin 2024/41

(21) Application number: 24165912.7

(22) Date of filing: 25.03.2024
(51) International Patent Classification (IPC): 
E04F 15/02(2006.01)
(52) Cooperative Patent Classification (CPC):
E04F 15/02038; E04F 2201/0517; E04F 2201/0146
(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA
Designated Validation States:
GE KH MA MD TN

(30) Priority: 06.04.2023 IT 202300006756

(71) Applicant: Liuni S.p.A.
20157 Milano (MI) (IT)

(72) Inventors:
  • LIUNI, Roberto Emilio
    20157 Milano (MI) (IT)
  • LIUNI, Agostino
    20157 Milano (MI) (IT)

(74) Representative: Fermanelli, Marco 
Gregorj S.r.l Intellectual Property Via L. Muratori, 13 b
20135 Milano
20135 Milano (IT)

   


(54) JOINING SYSTEM FOR BATTEN FLOORS


(57) The present invention relates to a system for joining battens (3, 3', 3", 3‴) of a batten (2) floor, comprising:
- a joint (1) comprising a longitudinally extending bar (8) comprising:
• a main body (9) with an upper side (25) and a lower side (26),
• a central appendage (11), and a first (15') and second (15") lateral appendage projecting transversally from the upper (25) side of the main body (9);

- a first (3') and a second (3' ') batten with an upper side (23) and a lower side (24), intended to be connected and/or flanked along their respective longitudinal sides (7', 7"), each batten (3', 3") comprising:
• on lateral edges along said longitudinal sides (7', 7") a lateral groove (19) such as to form, when the two battens (3', 3") are flanked, a central seat (20) capable of accommodating the central appendage (11) of the bar (8), creating, in cross-section, a shape constraint such to prevent the latter from moving out,
• on the lower side (24) close to each of the longitudinal sides (7', 7") a first (21') and a second (21") lower grooves shaped in such a way that the first (15' ') and second (15') lateral appendages of the bar (8) can slide into them so as to form a constraint preventing the battens (3', 3' ') from reciprocally moving away.









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