EP 3521945 A1 20190807 - DIAL FOR TIMEPIECE AND METHOD FOR MANUFACTURING SAME
Title (en)
DIAL FOR TIMEPIECE AND METHOD FOR MANUFACTURING SAME
Title (de)
ZIFFERBLATT FÜR UHRWERK, UND SEIN HERSTELLUNGSVERFAHREN
Title (fr)
CADRAN POUR PIECE D'HORLOGERIE ET SON PROCEDE DE FABRICATION
Publication
Application
Priority
EP 18155191 A 20180205
Abstract (en)
[origin: WO2019149384A1] The invention concerns a dial (1) for a timepiece comprising a support (2) and a sheet of mother-of-pearl (3), the sheet of mother-of-pearl (3) having a front face (3a) and a rear face (3b) facing said support (2) and on which a pattern (4) has been printed. The thickness of the sheet of mother-of-pearl (3) is between 50 μm and 300 μm such that the pattern (4) printed on the rear face (3b) of the sheet of mother-of-pearl (3) appears by transparency through the mother-of-pearl under normal lighting conditions. The invention also relates to a method for producing such a dial and to a timepiece comprising such a dial.
Abstract (fr)
L'invention se rapporte à un cadran (1) pour pièce d'horlogerie comprenant un support (2) et une feuille de nacre (3), la feuille de nacre (3) présentant une face avant (3a) et une face arrière (3b) en regard dudit support (2) et sur laquelle un motif (4) a été imprimé. La feuille de nacre (3) présente une épaisseur comprise entre 50 µm et 300 µm pour que le motif (4) imprimé sur la face arrière (3b) de la feuille de nacre (3) apparaisse par transparence au travers de la nacre dans des conditions normales d'illumination.L'invention concerne également un procédé de fabrication d'un tel cadran ainsi qu'une pièce d'horlogerie comportant un tel cadran.
IPC 8 full level
G04D 3/00 (2006.01); A44C 27/00 (2006.01); G04B 19/12 (2006.01); G04B 45/00 (2006.01)
CPC (source: EP KR US)
G04B 19/12 (2013.01 - EP KR US); G04B 45/0015 (2013.01 - EP KR US); G04D 3/0048 (2013.01 - EP KR US)
Citation (applicant)
CH 697210 A5 20080625 - ARTECAD SA [CH]
Citation (search report)
- [AD] CH 697210 A5 20080625 - ARTECAD SA [CH]
- [A] EP 3195755 A1 20170726 - CENTURY TIME GEMS LTD [CH]
- [A] CH 708838 A2 20150515 - SWATCH GROUP RES & DEV LTD [CH]
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
DOCDB simple family (publication)
EP 3521945 A1 20190807; EP 3521945 B1 20210407; CN 111615671 A 20200901; JP 2021510820 A 20210430; JP 6997328 B2 20220117; KR 20200104386 A 20200903; KR 20210020169 A 20210223; US 12007718 B2 20240611; US 2020348625 A1 20201105; WO 2019149384 A1 20190808
DOCDB simple family (application)
EP 18155191 A 20180205; CN 201880086852 A 20180306; EP 2018055510 W 20180306; JP 2020539720 A 20180306; KR 20207021963 A 20180306; KR 20217004321 A 20180306; US 201816963055 A 20180306