EP 4110575 A1 20230104 - METHOD FOR PRODUCING MOTOR VEHICLE SEAT CUSHIONING
Title (en)
METHOD FOR PRODUCING MOTOR VEHICLE SEAT CUSHIONING
Title (de)
VERFAHREN ZUR HERSTELLUNG EINER KRAFTFAHRZEUGSITZPOLSTERUNG
Title (fr)
PROCÉDÉ DE RÉALISATION D'UNE MATELASSURE DE SIÈGE DE VÉHICULE AUTOMOBILE
Publication
Application
Priority
- FR 2001851 A 20200225
- EP 2021054730 W 20210225
Abstract (en)
[origin: WO2021170742A1] The invention relates to a method for producing motor vehicle seat cushioning (1), the method comprising the following steps: providing a first format (2) and a second format (3) which have a plurality of ventilation openings (5); bonding a thermoplastic film (12) to one side of the first format; making perforations (11) in the first format provided with the film, the formats, once joined together, forming a ventilation inset (6) forming all or part of a soft trim cover for the cushioning; providing a mould having a plurality of barrels (13) intended to create ventilation ducts (14), each of the barrels having a free end (15) forming a seal (18) around each of the perforations.
IPC 8 full level
B29C 44/14 (2006.01); B29C 44/58 (2006.01)
CPC (source: EP)
B29C 44/14 (2013.01); B29C 44/145 (2013.01); B29C 44/58 (2013.01); B29K 2075/00 (2013.01); B29L 2031/30 (2013.01); B29L 2031/58 (2013.01); B29L 2031/771 (2013.01)
Citation (search report)
See references of WO 2021170742A1
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 3107467 A1 20210827; FR 3107467 B1 20220318; EP 4110575 A1 20230104; WO 2021170742 A1 20210902
DOCDB simple family (application)
FR 2001851 A 20200225; EP 2021054730 W 20210225; EP 21706980 A 20210225