EP 4168638 A1 20230426 - FORMWORK WITH ENHANCED DUCTILITY WITH FOLDABLE THREE-DIMENSIONAL REINFORCEMENT CAGE
Title (en)
FORMWORK WITH ENHANCED DUCTILITY WITH FOLDABLE THREE-DIMENSIONAL REINFORCEMENT CAGE
Title (de)
SCHALUNG MIT VERBESSERTER DUKTILITÄT MIT FALTBAREM DREIDIMENSIONALEM BEWEHRUNGSKÄFIG
Title (fr)
COFFRAGE À DUCTILITÉ RENFORCÉE AVEC CAGE D'ARMATURES TRIDIMENSIONNELLE REPLIABLE
Publication
Application
Priority
- FR 2006339 A 20200617
- EP 2021065224 W 20210608
Abstract (en)
[origin: WO2021254814A1] The invention relates to a system (1) comprising two beds (3) of reinforcements, two formwork gratings (4) and mechanisms (2) comprising a leg (6), an arm (7) and a strut (8), assembled as follows: - one end (6A) of the leg and one end (8A) of the strut are articulated about a first axis (XP1); - another end (8B) of the strut (8) and one end (7A) of the arm (7) are articulated about a second axis (XP2); - a hinge is formed about the first axis (XP1) by the corresponding ends (6A, 8A) and a rod (31) of a bed (3); - a second hinge is formed by a second end (7B) of the arm and a rod (32) of the second bed (3); and, - a third hinge is formed by a second end (6B) of the leg (6) and a rod (33) of the second bed (3). The ends of the leg comprise extensions (62A, 62B) each forming an engagement (63) for a rod (9) of a respective grating (4).
IPC 8 full level
E04B 2/86 (2006.01)
CPC (source: EP)
E04B 2/8635 (2013.01); E04B 2/8658 (2013.01); E04B 2002/8694 (2013.01)
Designated contracting state (EPC)
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 state (EPC)
BA ME
Designated validation state (EPC)
KH MA MD TN
DOCDB simple family (publication)
FR 3111651 A1 20211224; FR 3111651 B1 20220701; EP 4168638 A1 20230426; EP 4168638 B1 20240605; EP 4168638 C0 20240605; WO 2021254814 A1 20211223
DOCDB simple family (application)
FR 2006339 A 20200617; EP 2021065224 W 20210608; EP 21731976 A 20210608